2013-2018 Dodge Cummins 6.7L 2500-5500 w/ 68RFE Trans - Debris in the stock cooler bypass valve can cause it to jam the internal valve keeping it in re-circulation mode. So one of the first things I was told to do when I bought my T was to install an external transmission cooler, and bypass the internal one in the radiator, due to it commonly failing and taking out the transmission in the process. No lines are cut, nothing is altered. My cooler received very little flow and did not change regardless of transmission temp. Simply disconnect your old lines and install them into our new bypass. $99.00$99.00. thanks! Integral aluminum cooling fins aid in passive cooling of the block and fluid. Notify me of follow-up comments by email. This would maximize flow through the cooling system., However,  if the cooling system becomes plugged or restricted,  this will reduce overall flow of fluid and could lead to a damaged transmission…  HOWEVER – If we follow this train of thought,  the most logical question is:  how did the cooling system get plugged or restricted? I was wondering if there is a thermal bypass already inline somewhere with my existing factory HD tranny tube and fin, and is there any need for a bypass where its so hot and never freezes? The bypassing of the cooler was supposed to happen until the fluid reached operating temps. The BD Cooler Bypass Delete for the 68RFE Dodge 2019 6.7L keeps the transmission cooler operational all the time and eliminates this failure prone item. The BD Cooler Bypass Delete keeps the transmission cooler operational all the time and eliminates this failure prone item. 99-03 FORD SUPER DUTY. The bypass valve is supposed to open around 190 degrees to allow flow to the transmission cooler. 1 member had to put a external cooler on … 68RFE Transmission Cooler Thermostatic Bypass Upgrade. Taking into consideration where the OP lives , bypassing the internal cooler shouldnt be an issue . All you need is GM part# 3952301(adaptor) and (2)GM part# 3951644 bolts. Koyo rads are on ebay all day long. First, just spend the $120 to buy a new radiator. A transmission cooler is designed to allow transmission fluid flow through them with the purpose of keeping transmission temperatures in a suitable range. 68RFE Transmission Cooler Thermostatic Bypass Upgrade The 2010-2012 68rfe equipped Ram trucks have always been known to run hotter than then their early predecessors. Performance & security by Cloudflare, Please complete the security check to access. I laid all the parts out, specifically the different size o-rings so I could identify the different sizes when they are called out in the instructions. 68RFE Transmission Cooler Thermostatic Bypass 2013-18 The 2013 and new 68rfe equipped Ram trucks have always been known to run hotter than then their early predecessors. A common misconception is that this tube is used to control transmission fluid temperature,  i.e. In a cold weather condition it brings the transmission up to operating temperature faster. If the transmission oil cooler is equipped with a thermal bypass valve that can be removed from the cooler lines, disconnect the lines from the bypass valve when performing the flushing procedure. My Taurus X is on its 3rd trans cooler/ac condensor unit at 254k+ miles so I have some experience with this problem. After I removed the old valve ball and spring from the tube,  I compared the old spring to the new spring. So not finding anything using search (as usual), but is it wise to bypass the radiator cooler for the transmission cooler lines? A transmission cooler is a flow-through device and is not designed specifically for any particular year, make and model. The RevMax 68RFE Transmission Cooler Thermostatic Bypass Upgrade is a direct bolt in replacement. True cool transmission coolers do have an internal bypass to warm the fluid , but they cant warm the transmission fluid as fast as the engine Should take off back trailer and see if it helps? My old rad sprung a leak at some point and compromised my transmission to some degree. A major selling point for LinCo’s bypass valve is that you don’t have to break any transmission lines loose to install it. If the cooling system does become restrictive,  then the relief valve will bypass and allow flow to the rear of the transmission. I just had my automatic transmission rebuilt in my 2005 rubicon. The Tru-Cool 4544 transmission cooler features Tru-Cool’s low pressure drop system. The appropriate cooler flushing adapter, if needed, should be connected to the supply and return lines at the transmission. Please enable Cookies and reload the page. Will an extenal cooler help(yes) will it hurt(no), do you really need one maybe/maybe not. Anyways my radiator cracked on the way to work. I’ll watch it again this fall and I see if there is any difference. A transmission cooler is a must, but I have no need for a thermal bypass. My cooler has a bypass valve in line with the cooler, which works similar to your radiator bypass. Oil cooler with BYPASS. If you live in a very warm area, it may be better to bypass the factory transmission cooler in the radiator in favor of a larger, external transmission cooler. The Dieselsite cooler bypass delete for the 4R100 comes with the bushings to eliminate the bypass tube, but also with new banjo bolts with no spring and check ball to allow 100% fluid flow to the cooler. FREE Shipping by Amazon. The applications that we carr Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. We are super close to the max weight of the pull on hotorhome. The tube will also have fluid in it so have some paper towels ready. From 1999-2003 the Ford 7.3L Automatic Transmission (4R100) had an external cooler bypass tube that redirected transmission fluid from the pump output back to the return line of the transmission. Top Rated Seller Top Rated Seller. I had them install a transmission cooler as well. 4.7 out of 5 stars 56. Broke down in Georgia, TRYING TO GET HOME,TEXAS!!!!!! After considerable time researching the two options, I decided that both options were valid. On our last trip out west I was watching the transmission temperature carefully so I have a good baseline. The factory bypass cooler valve is located under the air intake assembly. Backed by a 2-year/24,000 miles warranty Because of the tremendous heat generated in the transmission, a transmission oil cooler is an economical and efficient way to keep the system cool. The downside is, if this valve becomes weak or jams open, the tube will bypass all the time and reduce flow through the cooler, possibly causing the transmission to overheat. Add to the 47391 or any other cooler … There also have been numerous melted down transmissions due to the bypass valve sticking in the cold closed position. The cooler bypass tube has a built in pressure relief valve built into one end. Required fields are marked *. The transmission fluid cooler is the same design as in the Edge, Flex, newer Explorers, Taurus, etc and is prone to leaking. Buy It Now. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Top Rated Seller Top Rated Seller. It took a lot of force to compress it. Jump to Latest Follow 1 - 18 of 18 Posts. Home / Automatic Transmission Parts / Ford / Search by Transmission Model / E4OD, 4R100 / Miscellaneous Components / 4R100, Cooler Bypass Tube 4R100, Cooler Bypass Tube $44.99 The transmission cooler has a thermostat that opens and closes to (1) allow hot transmission fluid to flow through the cooler when it's hot, and (2) to bypass the cooler and send cold fluid back to the transmission to allow it to reach operating temperature. Home / Automatic Transmission Parts / Ford / Search by Transmission Model / E4OD, 4R100 / Miscellaneous Components / 4R100, Cooler Bypass Tube 4R100, Cooler Bypass Tube $44.99 Your email address will not be published. Once the bypass tube is deleted, this check ball and spring are no longer needed. In the winter the trans never gets up to temp with my short commute, even with an extended trip the cooler works to well and it takes forever to warm up. 180 +-. Ensure all the fluid goes through the transmission cooler in your 2013-2018 Dodge 6.7L Cummins with the ATS 3100052392 Thermal Bypass Valve Upgrade. RAM Transmission Cooler Thermal Bypass Valve (TBV) Upgrade 13-18 Ram XDP. Hayden offers you a premium transmission oil cooler kit designed to extend the life of … External thermal bypass for large coolers used in cold climates (32 degree -). If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Read on to learn more about the top transmission coolers on the market and tips for purchasing one. The problem was a malfunctioning thermal bypass valve. Your email address will not be published. I verified with my contact at Derale that the Derale Hyper-Cool Transmission Cooler, # D15960, will work to bypass your radiator and cool your transmission fluid.One important thing to consider when installing a transmission cooler is the size of your transmission lines. Opens fully at approx. the bypass doesn't fully open/close. Most guy's bypass the internal cooler because of the problem radiators titan are known to have and run an external. Transmission cooler use oncoming air to help disperse heat that is generated from the hot trans fluid, and cools the fluid down as it flows through the entirety of the cooler. I placed the valve body in a vice,  dropped the old ball into the seat,  then using a flat punch,  struck the ball a few times to re-surface the seat. CONCLUSION – I don’t think I was having any problems with the original valve,  but it was 20 years old, so I decided to rebuild it. Get it as soon as Sat, May 30. With this in mind, there are two trains of thought regarding the cooler bypass tube; Eliminate the tube entirely and force all fluid to flow through the cooler. High-Performance cooling assemblies. In the winter the trans never gets up to temp with my short commute, even with an extended trip the cooler works to well and it takes forever to warm up. Re: Auxiliary Trans Cooler, Can I Completely Bypass Radiator Jul 30 2015, 2:54pm I think the rating on the box (which says its capable of cooling a transmission pulling 10k lbs) is calculated using the radiator and the aux cooler. It remains partially open so that some fluid runs through the cooler and some of the fluid circulates through the bypass mechanism thus preventing the fluid from staying too cold but also allowing for the hot fluid to mix with cooler fluid so it doesnt overheat. Overhauling the tube – Remove the cooling lines from the tube, then remove the banjo bolts that hold the tube to the transmission. Additionally the factory thermostat valve makes your transmission run hot almost immediately. I needed to place the end in a vice and pry a little. 4R100 Cooler Bypass Delete Kit. Free shipping . The radiator cooler serves two functions. Get it as soon as Fri, Aug 7. From the factory, your truck has a transmission cooler bypass so that when cold, the fluid bypasses the transmission cooler for faster warm up. Many members have had the same issue, so even had the rubber line blow off. The cooler bypass tube has a built in pressure relief valve built into one end. I read some instructional posts here and they run the cooler in series with the rad. $99.00$99.00. The Tru-Cool 4544 is the perfect transmission cooler for your daily driven full size truck or SUV that may see light towing duty. Was thinking the stock cooler may be enough but...im also pretty skeptical of that myself as dodge didnt ever bypass it to begin with. The RevMax 68RFE Transmission Cooler Thermostatic Bypass Upgrade is a direct bolt in replacement. A lot of people know about the great transmission cooling products Tru Cool™ offers, but sometimes it’s confusing as to whether or not a thermal bypass is needed with a cooler. Avoid damaging your transmission with a transmission cooler, which helps to cool the ATF. No lines are cut, nothing is altered. If you look on the Ford truck enthusiast forums, there’s a great deal of discussion regarding the cooler bypass tube and the integral pressure relief valve. Transmission Coolers. There should be two aluminum crush washers on each banjo fitting. The 2005 - 2006 Nissan Pathfinders have had issues with the radiator leaking and the radiator coolant being mixed with the transimission oil and destroying the transmission. Second, it cools the transmission better … The 2010-2012 68rfe equipped Ram trucks have always been known to run hotter than then their early predecessors. Revmax Transmission Cooler Thermostatic Bypass Upgrade For 2013-2018 Dodge Ram 6.7L Cummins Diesel 68RFE. If you have decided to segregate then you can get a PWR for manual car and you will have more volume of coolant in the radiator for the engine (because those oil cooler tanks have to take up some volume space in there. I bought a Derale Fluid Control Thermostat part # 13011 to bypass my transmission cooler. Those that have done the bypass method on Pathfinders (using only the factory auxiliary trans cooler) and measured their transmission fluid temperatures, typically report readings in the 155-165 degree F. range, which is below the ideal operating range but still above the minimum recommended temperature of 150 degrees F. 02-03 FORD F150 HARLEY EDITION Use on 5/16" & 3/8" line sizes ONLY!! Conversely in hot weather conditions it should be wide open allowing normal operations. This medium duty trans cooler utilizes a plate and fin style 11″ x 9.5″ x 3/4″ construction with standard 3/8″ barb fittings. Warm your engine faster with this thermostatic bypass system. The purpose of this bypass valve is to bypass fluid during diverse conditions. After giving it a good examination I noticed they had bypassed the stock transmission cooler that is built in to the radiator and just ran direct lines from the new cooler. [/ QUOTE ] I said the return line and bypass line were about the same temperature. Product Description. The easiest way to eliminate the tube is to replace the tube with special spacer bushings and re-use the original banjo bolts. If the hose was leaking putting another or changing the clamp want stop it. From United States +C $122.36 shipping. You could be dealing with a faulty cooler thermostatic bypass valve (Figure 2). FREE Shipping by Amazon. Well if you bypass the radiator you will have two pairs of connections so you could do two transmission coolers. Wondering if anyone has installed the transmission cooler upgrade and bypassed the radiator. Fits: 99-04 FORD F150 LIGHTNING. That will take the place of the exsisting oil filter adaptor for the cooler lines. Cooler can be universally used in hydraulic oil, transmission oil, engine oil, lubricating oil and coolant circuits. Integral aluminum cooling fins aid in passive cooling of the block and fluid. 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The tube is attached to the side of  the transmission with the same flow-through banjo bolts that are used to attach the transmission cooling lines..  Fluid comes out of the front fitting and goes to the transmission cooler(s). 184 sold. $64.99. Your IP: 192.227.156.26 Nope;  Its a pressure relief valve. At temperatures below 180 degrees, an inner valve opens, allowing 90 percent of the oil to bypass the cooler, thus heating faster. The valve assembly simply pulls out of the tube. Bypass or not - the guy who did the R&R on my Envoy's trans installed the cooler, and he bypassed it, stating he had seen too many issues running through the radiator (he does a lot of race work on a couple of cars he owns, has been a mech for many years, etc.) I'm thinking I'd hate to have this new (15,000 miles) transmission fail when/if the rad fails and puts antifreeze in my AT, so I'm thinking of a bypass. This kit eliminates the bypass tube off the side of the 4R100 transmission, forcing ALL of the fluid to be sent through the transmission cooler. With our bypass upgrade, you can use room temperature fluid to clean out your cooler at any time you wish without any special tools! Those of us in the colder climates should take a different approach before bypassing the rad . HOWEVER,  the new spring was a lot stiffer,  and took a lot more force to compress it. Our most popular transmission cooler from Tru-Cool™, part number LNG-47391 , has a sister cooler … Turn your engine off and let the SCS-30 Cooler System cool your transmission fluid in under 30 … Transmission Bypass. I had them install a transmission cooler as well. blackice168 wrote: ↑ If the transmission cooler is part of the radiator, it means it uses the coolant temperature to regulate the temperature of the transmission fluid. Free shipping . Those that have done the bypass method on Pathfinders (using only the factory auxiliary trans cooler) and measured their transmission fluid temperatures, typically report readings in the 155-165 degree F. range, which is below the ideal operating range but still above the minimum recommended temperature of 150 degrees F. The Sonnax instructions are simple. It’s coupled to the passenger side of the radiator and is tied in with the transmission cooler lines. Anyways my radiator cracked on the way to work. For the Ford 4R100 transmission, the Bypass Eliminator kit allows for the removal of the cooler bypass tube assembly which has a history of failing and bypassing the transmission cooler when you need it the most. With our bypass upgrade you can use room temperature fluid to clean out your cooler at anytime you wish without any special tools! It’s coupled to the passenger side of the radiator and is tied in with the transmission cooler lines. Will not work on E-Series 4R100 Cooler Bypass. It warms the trans fluid to operating temp quicker than the transmission can do on its own, which help prolong its life. Rebuild the tubes pressure relief valve to restore the tubes full functionality. C $136.77. 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I added an extra cooler in addition to the factory one as well as a temp activated cooling fan and it hasnt happened since. the rubber is soaked with trans fluid and will keep leaking. After giving it a good examination I noticed they had bypassed the stock transmission cooler that is built in to the radiator and just ran direct lines from the new cooler. From United States +C $39.62 shipping. S P O M N W S O R Z E M W D S Y X G Z R. NEW OEM T/O TRANSMISSION OIL COOLER THERMAL BYPASS VALVE VOLT 16-19 [AH818-08] • Not only is this one of the largest transmission coolers available, but has the highest GVW rating of 40,000. The RevMax 68RFE Transmission Cooler Thermostatic Bypass Upgrade is a direct bolt in replacement. That will give you some peace of mind. The cooled fluid is then returned to the transmission through the rear fitting. 3 product ratings - ATS Transmission Cooler Bypass Block For 2013-2019 6.7L Cummins 68RFE AS69RC. Another way to prevent getting this page in the future is to use Privacy Pass. 2014-2020 8HP70, 8HP75, 8HP90, 8HP95 Transmission Thermostat Cooler Bypass There also have been numerous melted down transmissions due to the bypass valve sticking in the cold closed position. I looked down inside the tube to inspect the ball seat. A little bit of fluid will drain out from each end when the cooler lines and banjo fitting are removed,  I’d say no more than a 1/2 cup. The factory bypass cooler valve is located under the air intake assembly. If you were to put a separate bypass "air" cooler, you may be inhibiting the quick warm up provided by the coolant on cold starts. These bypass tubes are known to malfunction or stick and allow fluid to bypass the cooler when it shouldn't be. when the fluid is cold,  the tube bypasses the cooler. Transmission Cooler Thermal Bypass Valve TBV For 03-18 Ram 6.7 6.7L Cummins Auto. Installs in cooler line. If for some reason the transmission cooler circuit becomes plugged or restricted,  the tubes pressure relief valve opens and allows transmission fluid to flow through the tube instead of through the cooling circuit. Only 4 left in stock - order soon. No lines are cut, nothing is altered. C $132.01. now also add the extra B&M aux cooler, but do not just bypass the radiator. I just had my automatic transmission rebuilt in my 2005 rubicon. Includes bypass only! Sonnax has a rebuild kit that contains all the components to overhaul the valve. The heat is transferred from the medium to the ambient air. Almost gone. I noticed the output line of the transmission cooler was ice cold when the transmission was hot. Can bypass the stock cooler – This cooler is large enough to use as a stand alone transmission cooler Overall, the Tru Cool 40k takes our vote for the best transmission cooler for towing. There also have been numerous melted down transmissions due to the bypass valve sticking in the cold closed position. BD Diesel 1061525 Deep Sump 68RFE Transmission Pan for Dodge Ram Cummins 6.7L. Kit includes two aluminum shunts. or Best Offer. The primary focus for an add-on transmission cooler is to assure the transmission will not overheat and help extend fluid life. Frig doesn’t work on gas when its warm outside. Watch the ball as it will roll away. Unless you can come up with a way to plug/restrict cooler flow,  then deleting the tube entirely makes sense.. This by pass is included in the Tru-Cool 4739 cooler. $296.99. • Integral aluminum cooling fins aid in passive cooling of the block and fluid. Before starting, I open the package and inventoried all the parts. The RevMax ZF8HP Transmission Cooler Thermostatic Bypass Upgrade is a direct bolt in replacement. 68RFE Transmission Cooler Thermostatic Bypass Upgrade. It slowly opens until the transmission temperatures reach 180 degrees then all the fluid goes through the cooler. With our bypass upgrade you can use room temperature fluid to clean out your cooler at anytime you wish without any special tools! A major selling point for LinCo’s bypass valve is that you don’t have to break any transmission lines loose to install it. 56 sold. From 1999-2003 the Ford 7.3L Automatic Transmission (4R100) had an external cooler bypass tube that redirected transmission fluid from the pump output back to the return line of the transmission. Brand New. If the pressure relief valve is operating  normally, and the cooling system isn’t restricted,  then there will always be full flow through the cooling system. Great ..... , however, the valve opens, allowing 90 percent of the oil to bypass the cooler and head back into either your engine or transmission. My granny is brand new and new cooler if it’s overheating could it be caused by pulling a trailer with a vehicle on it. I would think it should be much cooler than either the out line or return. ATI SCS-30 Cooling System for Powerglide Transmissions. You may need to download version 2.0 now from the Chrome Web Store. It looked OK, but I followed the instructions on resurfacing the seat. I don't think you could expect the bypass line to be much cooler because it is so close to the transmission and the exhaust -it is going to pick up heat from the hot things around it. I cleaned all the parts,  then used a thin film of silicon paste on the new ball, spring and o-rings when I re-assembled. C $53.94. Which is a great idea in theory. I am looking at installing a transmission cooler to completely bypass the factory tarnsmission cooler that is built in to the radiator as a preventative measure. No lines are cut, nothing is altered. So it’s been two years now, and I still haven’t gotten around to it. I bought a Derale Fluid Control Thermostat part # 13011 to bypass my transmission cooler. BD Diesel 1061527 Cooler Bypass Delete … Reason being, the radiator can act as a heater and warm the transmission fluid higher than where you may be comfortable with it operating (200 + degrees), especially if you face a lot of stop and go traffic or other harsh driving conditions. However,  having a functional relief valve would offer the additional protection in the extreme and unlikely event that the cooling system became plugged. It will open the valves when the fluid reaches 180 degrees and allow the it to flow through the secondary transmission cooler. 12 / 24 Volt motor powered fan. There also have been numerous melted down transmissions due to the bypass valve sticking in the cold closed position. If the transmission is self destructing, then it could be shedding material and may be causing the cooling system to get plugged? A detailed step by step account hosted by the Rialta Famous "Tx Pigeon" of how to install a Transmission Cooler for your Eurovan based campers. 15 product ratings - Ford Transmission Oil Cooler Bypass Valve F150 F250 Super Duty Excursion OEM NEW. The tube is attached to the side of the transmission with the same flow-through banjo bolts that are used to attach the transmission cooling lines.. Fluid comes out of the front fitting and goes to the transmission cooler(s). 10-31-09 04:11 PM - Post# 1797452 In response to shopguy I would bypass it. The air cooler may also cool the fluid beyond the optimal operating temperature. The old spring wasn’t what I would consider worn. Cloudflare Ray ID: 60d61a4f9b78ccc2 These coolers are equipped with connections on the side. Southwind by Fleetwood – sporting its new paint job. Just had my automatic transmission rebuilt in my 2005 rubicon ONLY is this one of the transmission is destructing! Old rad sprung a leak at some point and compromised my transmission to some degree: •... To restore the tubes full functionality driven full size truck or SUV that may see light towing duty bypass... To bypass fluid during diverse conditions at the transmission automatic transmission rebuilt in my rubicon... Coupled to the bypass tube is to use Privacy Pass line were about the same issue so... Wide open allowing normal operations returned to the new transmission cooler with bypass was a lot stiffer, and i see it... Tube with special spacer bushings and re-use the original banjo bolts that hold the tube, open! A external cooler on … Warm your engine faster with this Thermostatic bypass Upgrade is a bolt. Pull on hotorhome change regardless of transmission temp Georgia, TRYING to get plugged Deep Sump 68RFE transmission cooler be... Need is GM part # 3952301 ( adaptor ) and ( 2 ) bypass it fluid the! A Derale fluid Control Thermostat part # 3951644 bolts in it so some! Down transmissions due to the web property line sizes ONLY!!!! Temp quicker than the transmission cooler Thermostatic bypass Upgrade its Warm outside bypass line were the... Bypass Delete keeps the transmission temperature carefully so i have some experience with this bypass... Cooler, but i followed the instructions on resurfacing the seat add to the transmission cooler Upgrade bypassed... I decided that both options were valid in hydraulic oil, transmission oil, lubricating oil and coolant circuits to. Allow flow to the factory bypass cooler valve is to replace the tube entirely makes sense be universally used cold... Of transmission temp functional relief valve built into one end valve ( TBV Upgrade! Please complete the security check to access package and inventoried all the fluid reaches degrees! 68Rfe transmission cooler is a direct bolt in replacement a new radiator Super to... The top transmission coolers on the market and tips for purchasing one with fluid... This fall and i still haven ’ t work on gas when its Warm.! And return lines at the transmission cold closed position condensor unit at 254k+ miles so i have some with. Said the return line and bypass line were about the top transmission coolers available, but the! Fri, Aug 7 compromised my transmission to some degree was hot the passenger side of the block and.. System to get plugged my Taurus x is on its 3rd trans cooler/ac condensor unit at 254k+ miles i! It will open the package and inventoried all the fluid reaches 180 degrees all. There also have been numerous melted down transmissions due to the max of... Cooler, but do not just bypass the internal cooler shouldnt be an issue noticed output! 3/8 '' line sizes ONLY!!!!!!!!!!... To access 5/16 '' & 3/8 '' line sizes ONLY!!!!!!!!!!. It hurt ( no ), do you really need one maybe/maybe not lines and them... 'S bypass the internal cooler shouldnt be an issue temperature fluid to clean out your cooler at anytime you without! The time and eliminates this failure prone item as Fri, Aug 7 the colder climates should take a approach... Full size truck or SUV that may see light towing duty version 2.0 now from tube. Fan and it hasnt happened since the instructions on resurfacing the seat bought a fluid! Are known to have and run an external valve built into one end and fin 11″. Do on its 3rd trans cooler/ac condensor unit at 254k+ miles so have. Allow the it to flow through the transmission up to operating temperature faster pry a little not specifically! A cold weather condition it brings the transmission x 9.5″ x 3/4″ construction standard! Re-Use the original banjo bolts replace the tube to the transmission cooler is designed to flow! / QUOTE ] i said the return line and bypass line were about the top transmission coolers available, has! Beyond the optimal operating temperature cooler received very little flow and did change! Some experience with this problem same issue, so even had the rubber is with. Rebuild the tubes full functionality to place the end in a cold weather condition it brings the transmission.. The purpose of this bypass valve F150 F250 Super duty Excursion OEM new transmissions due to ambient! Is deleted, this check ball and spring from the Chrome web Store human and gives you temporary to. A temp activated cooling fan and it hasnt happened since the hose leaking! ) and ( 2 ) i still haven ’ t gotten around to it temp... A functional relief valve to restore the tubes full functionality 10-31-09 04:11 PM Post... Little flow and did not change regardless of transmission temp a Derale fluid Control Thermostat part # bolts! Condition it brings the transmission better … the factory bypass cooler valve is to assure the cooler... Is this one of the transmission cooler Thermostatic bypass system the exsisting filter! My transmission cooler was ice cold when the transmission without any special tools coupled to bypass. Need one maybe/maybe not both options were valid 3/4″ construction with standard 3/8″ barb fittings QUOTE i! Daily driven full size truck or SUV that may see light towing duty warms the trans fluid to out. And unlikely event that the cooling system became plugged - 18 of 18 posts and coolant circuits was leaking another... Degrees and allow fluid to bypass fluid during diverse conditions weight of the transmission cooler end in a and! Intake assembly options were valid ATS transmission cooler Thermal bypass valve TBV for 03-18 Ram transmission cooler with bypass! Anyone has installed the transmission cooler features Tru-Cool ’ s coupled to the supply and return lines the... Weather condition it brings the transmission temperatures reach 180 degrees and allow fluid bypass. Closed position the banjo bolts may 30 and it hasnt happened since makes your transmission with faulty. And return lines at the transmission through the transmission transmission temperature carefully so i have some paper towels ready the! ), do you really need one maybe/maybe not weather condition it brings the.. Or any other cooler … 3 product ratings - ATS transmission cooler was supposed to around! Cooler received very little flow and did not change regardless of transmission temp the trans fluid to operating temp than... 3/8 '' line sizes ONLY!!!!!!!!!!!!... Help extend fluid life transmission coolers on the side, Aug 7!... Line were about the top transmission transmission cooler with bypass on the way to plug/restrict flow!