I assume the 44k has a 4k higher capacity.. Is that overkill? Tru-Cool Transmission oil cooler … This cooler has 3/8" inverted flare fittings and comes with a thermal bypass valve so you can use this cooler in cold weather and the fluid will bypass … This cooler is a "stand-alone" cooler designed to handle the heat load by itself, but in the 99-03 Ford trucks it can be used as an add-on cooler in addition to your OEM cooler. The thermal bypass is a small added valve that goes in the transmission line. I tow a 24 foot travel trailer with two ATVs on the back of my truck. What about using the thermal bypass valve. Be the first to review this product. Free shipping. The Tru-Cool system then directs the ATF through the core, where it is cooled. This cooler … High Performance Truck Tru-cool Max 40,000 40k Gvw Transmission Fluid Oil Cooler Tru-cool Max - $419.95. If you would like to purchase a cooler with a bypass, we sell that package under part number LNG-4739. The thermal bypass appears to be aircraft quality and allows quick warm up. }. This is the ultimate cooler for heavy towing and is a must for heavy duty applications, including racing. Also what's the cold weather bypass? Due to liability issues, we can't recommend a heat exchanger. Drive Hard. If you want to install this cooler with upgraded hose and fittings, the 5/8”-18 threads in the cooler would allow you to convert over to AN style to use with braided or Socketless hose. Optional: Thermal Bypass [+$40.00] Optional: Black Braided -6AN Hose Kit … This new cooler is 4 times the size of the old one. For more information about transmission or engine oil coolers, please feel free to contact us at sales@oregonperformancetransmission.com. Manufacturer: Tru-Cool. So if you already have a cooler you like, adding the bypass on is definitely okay. Worked well for my application. The stock tranny cooler wasn’t adequate with this load on a hot day. { Oregon Performance Transmission will NEVER sell, transfer, show or otherwise cause your email to be seen by anyone else. 08z71bgm Supporting Member. $51.20 (5) 1 Review. So far so good. Find helpful customer reviews and review ratings for Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass at Amazon.com. If you do not need the thermal bypass but do need a great transmission cooler, and have the available space, we have that product under part number LNG-47391. Upgraded line and fittings would need to be purchased separately. The Tru-Cool Max cooler fixed my customer's transmission overheat where the prior installed 10,000 pound RV cooler could not. We sell the bypass individually under part number LNG-4739P6. 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. Jul 21, 2020 at 3:53 PM #50. Top Rated Seller Top Rated Seller. If you live in an area that routinely experiences temperatures at or below 32F, you should consider using the Tru-Cool 40,000 GVW cooler that comes with the external thermal bypass. I'm in NJ so it can be pretty cold in the 10-20s sometimes Side note.. I received my tru cool tranny cooler in a couple of days. Copyright © 2021 Oregon Performance Transmission. $189.99. TRU-COOL MAX LPD4739 TRANSMISSION OIL COOLER. We not only carry a wide range of performance minded transmission parts for your car, but we also provide the best customer service; before and after the sale. ... Tru-cool Thermal - $52.99. Use on 5/16" & 3/8" line sizes ONLY!! Tru-Cool Max 40,000 GVW Transmission Performance Oil Cooler. Brand New. 180 +-. Rest Easy. All parts and instructions are included to mount and plumb this cooler. Would you think its a good idea to remove the small stock trans cooler when installing the Tru-cool or keep both. Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long OPT Product Code: LNG-4739 This cooler has 3/8" inverted flare fittings and comes with a thermal bypass valve so you can use this cooler in cold weather and the fluid will bypass until the transmission comes up to operating temeratures. When the transmission is cold, the thermal bypass will “bypass” the cooler so it can bring the transmission up to operating temperature more quickly. We not only carry a wide range of performance minded transmission parts for your car, but we also provide the best customer service; before and after the sale. Ecommerce Web Development: Phosphor Media. It took me a couple of hours and the kit came with everything I needed. This thermal bypass is typically used in areas where the climate is much colder, and helps the fluid reach optimal operating temps before completely flowing through the system. This heat is absorbed by the oil in the transmission and is extracted through a cooling system. When the transmission is cold, the thermal bypass will "bypass" the cooler so it can bring the transmission up to operating temperature more quickly. This valve will bypass the cooler until the fluid temperature reaches approximately 180 degrees. Opens fully at approx. What Tru-Cool heat exchanger would be best suited for my vehicle? Read honest and unbiased product reviews from our users. I installed the cooler on my 2002 GMC 2500HD truck. Tru-Cool. Our most popular transmission cooler from Tru-Cool™, part number LNG-47391, has a sister cooler under part number LNG-4739. What is the thread on LPD-4739? This cooler is rated at 40,000 GVW and measures 8.5"x22.75"x1.25". For many people, the busyness of summer travel has settled down, the kids are back in school, and there’s finally time to work on vehicle projects before the snow and freezing temperatures hit. This is a stacked plate, low pressure drop unit. Grab an Lsx Matt Hoodie or Tee here:https://teespring.com/stores/lsxmerchFollow me on Instagram! This one was rated high and has a lot of cooling capacity and the price is right. The fittings on this cooler are 3/8" inverted flare. 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. Heat is what kills an automatic transmission. Ecommerce Web Development: Phosphor Media. I have been told the E4OD will not get to the right operating temps if I don't run one. Driving out of the garage 10 miles or so the trans gauge barely registers above the 100* reading even with the 3200 stall (hwy driving). 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