Earl's Performance Transmission Cooler Line Adapters. 1. Dorman 800-619 Transmission Line Connector - Tube Size 1/2 - Thread 9/16-18 UNF Compatible with Select Models. The Transmission Cooler line is made of high quality Stainless Steel. Hayden 1/2 Inch Oil Cooler Fitting - 388. On a 4L60E, they are placed one on top of the other or "two tall. Buy on Amazon: 8: Compatible. Performance Parts. What size are transmission cooler line fittings? Usually found in automotive applications, transmission line fitting is a type of connection used to secure the transmission line to the transmission. Individual Engine Size Numbers; Rear Panel and. The cooler has AN-10 male fittings on it. Rated 5 out of 5 by Ls3 525hp from Fit 4l60e perfectly Fit my 4l60e transmission perfectly to adapt to 6an lines. Tweet. GM 700R4 4L60E Transmission Transfer Case Adapter Gasket 5 Bolt & 6 Bolt Pack. You want the already warm fluid to flow into the external cooler to help better control fluid temperatures, so. 6AN hoses with swivel ends: 7/16'' O. 1) is composed of a cylindrical outer conductor surrounding a conducting inner core , often made from copper or other conductive materials. com: JSDAN 4L60E 6 AN x 1/4NPS Transmission Cooler Adapter Fittings Front and Rear -AOD TH350 TH400 700R4 200-4R TR6060 4R100 4R70W C5. Do these transmissions take the fitting with the extension and one regular fitting, or 2. 0 out. Not Yet Reviewed. Here's some thing to consider. 4L60E Transmission Cooler Replacement. Quick question here, the cooler lines going into a GM 700R4/4L60 are what size/type? From what I can tell, they appear to be standard 5/16" inverted flare lines (brake line), at least on the radiator side. Using ¼” tapered pipe threads fittings could crack transmission case and will void warranty. #1 · Apr 23, 2020. What size are transmission cooler line fittings? Usually found in automotive applications, transmission line fitting is a type of connection used to secure the transmission line to the transmission. These fittings are threaded into the cooler ports in your transmission and enable you to run AN lines to a transmission cooler. CNC bent and preformed lines Correct fittings All lines and fittings are flared to original specifications 2 piece set Gas engine only Made in the USA This restoration transmission line has been manufactured in the USA and pre-bent to fit. I did see where PepBoys had it as well. Location. SKU : 551124 4L80E Transmission Adapter Fitting Front & Rear Port -6AN Flare 6 AN 4l80e Bare. Report. Cross threaded trans cooler line fitting. 99. Got about 5m of 5/16 fuel line from a commodore I found at the wreckers for $10 and used that. Coaxial line (seen in Figure 3. Feb 11, 2020. 8: Pick from Amazon: 2: JSDAN 4L60E 6 AN x 1/4NPS Transmission Cooler Adapter Fittings Front and Rear -AOD TH350 TH400 700R4 200-4R TR6060 4R100 4R70W C5 Aluminum 551114 (Pack Of 2) 9. Show More Show Less Compare. Best Transmission Cooler For 4l60e. com: 6AN Transmission Cooler Lines 70 Inch, Stainless Steel Braided Hose Fitting Repair Kit for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E,. Please check the applicable size and fit type before placing an order. The 4L60E transmission cooler line fittings are designed to fit the GM 4L60E transmissions. 4. Find Parts and Accessories 4l60e transmission lines KEYWORD and get Free Shipping on Orders Over $109 at Summit Racing!. Sponsored. 25; Transmission case fittings vary from pictures 43 posts · Joined 2013. . Find Dorman Transmission Line Connectors and get Free Shipping on Orders Over $109 at Summit Racing! Dorman transmission line connectors are designed to thread-in your automatic transmission case and allow you to connect to an external cooler. Fitting, Transmission Cooler Line Connector, Steel, 3/8 NPT Male Threads, Quick-connect, Cadillac, Chevy, GMC. The first step is to remove the grille to allow easy access to the A-shaped hoop where we’re going to mount the cooler. NPSM Straight Thread, Black Anodized, Pair. 0 out of 5 stars. . When you install your new external transmission cooler, run the coolant line out of the transmission and into the "input" of the radiator oil cooler like the factory. 28 lb-ft. 10 times better than a piece of hose. Most 4l60e transmission filters and kits (including pan gasket and filter seal) cost around $20 – $30. PRICE: 36. #1. 6 out of 5 stars 142. Share. 50. $54. Its solid plate construction provides superior durability and performance. 37 $ 54. You'll do this a total of 3 times. Fitting Material: Steel . Transmission Line Adapter Fittings, Billet Aluminum, Natural, 1/4 in. 95. This covers all you need to know about the ins and outs of rebuilding a 4l60e transmission. SKU # 326160. Dorman Automatic Transmission Oil Cooler Line Fitting 800-713 $ 6. Estimated Ship Date: TomorrowCome out of the radiator cooler and around to the "input" line of the external transmission cooler. From the makers of the famous B&M Shifter, comes a line of performance coolers that are designed to provide maximum cooling, no matter how hard you drive. 1/8 in. Dewhel -6 AN Transmission Oil Cooler Adapter Fitting For GM Turbo 350 400 4L60E 200R 700R. SecosAutoparts SS Braided Transmission Cooler Hose Line. Fitting, Transmission Cooler Line Connector, Steel, 3/8 NPT Male Threads, Quick-connect, Cadillac, Chevy, GMC. Maybe barb fittings to hose for the trans. 4L60E Transmission in a buggy. One end threads into the transmission case & the other end has a 5/16" compression fitting. 925513. Reply Quote. barge935 (31) 100%. . The “extra wide” coolers from Earl’s have a width of 15¼ inches and heights range from 2 to 18½-inches. Flare and double clamp and you're good to go. Automatic Transmission Cooler Lines, 7 Foot Length, Flexible, Braided Stainless Steel, PTFE, 4L60, 700R4, TH350, TH400, Pair. 6AN 70" Transmission Cooler Hose Kit Lines Fitting Kit for GM Chevy 1996-2021 4L80E, for Ford C4-C6-AOD, for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E,Stainless Steel Braided Lines 4. or Best Offer. It’s usually withing 10* of the factory sensor in the pan. GM transmission cooler fittings-AN6-1/4NPS transmission cooler fittings ; Material:Aluminium -6 x 1/4NPS is the correct size for GM turbo 350, Turbo 400, 700R4, 4L60E and many other GM transmissions. We have transmission coolers in the fitguide because some vehicles, mostly GM,. Compressor Works Power Steering Cooler Line 900250 $ 7. Estimated Ship Date: Today. LSX Innovation Billet aluminum 6AN transmission cooler adapter fittings. Refer to Transmission Fluid Cooler Hose/Pipe Replacement ( See: Fluid Line/HoseService and Repair) . Ideal for converting stock transmission cooler lines to braided lines using aircraft / an fittings; Includes two fittings and two crush washers;. Sep 30, 2015. Line Going to the Transmission Case: Lineartronic CVT Lower line: TOYOTA: Transmission: Location. 1st one looks correct for the 4L60E with a side mount cooler in the cross-flow radiator. About this item 【Product Detail】-8 x 1/4 NPS is the correct thread size for most of the GM 4L60E transmissions. 37. 4L60-E Mod/Upgrade Info (with Pics) In late 1981, GM introduced a 4 speed automatic transmission for the 1982 model year and designated it the 700R4. Quick Connect Cooler Line Fitting, 700R4/4L60E/4L80E $8. Toggle menu (844) 298-6404 Login or Sign Up; 0. JEGS 113601K Part Number: 555-113601K. Air Conditioning Long Thru Frame Fitting 1/2" Thru Hole. 7L 6. Transmission Cooler Line, Steel, Rubber, Cadillac, Chevy, Each. The transmission cooling line system is vital to any automatic transmission. I tried: -New o rings, x 4. 4. Since you need to make a bend on the lines before they pass on to the radiator I was wondering whether there was something I could. $54. 102 posts · Joined 2017. QTY Required . The process covers the parts, part numbers, cutt. 1/2” Compression Fittings - Designed to install onto all 5/16” Diameter transmission lines. 70" 6AN SS Braided Transmission Cooler Hose Lines,for 700R4 4L60 4L60E 4L65E 4L80E,Compatible with Ford C6/AOD & GM Chevy 1996-2021. BrianF. Regarding factory coolers for trucks, GM SUVs, etc. These cooler line fittings are offered in various thread sizes and configurations to adapt your existing transmission. I have just developed a leak on the upper outlet fitting for the tranny cooler lines on my 4l60e. 399 posts · Joined 2010. 60 posts · Joined 2012. Transmission Cooler Fittings Kit [Set of 2], 700R4/4L60E/4L80E $14. Coooler Line Connector Fitting: 2: 1/4-18: 38 N-m. Automatic Transmission Cooler Lines, Stainless, Chevy, 4L60E, Pair. 00 Add to cart; Derale 14210, 518 / 618 / 46RE / 47RE / 48RE / 727 Transmission Pan Cooler $ 271. Based on the actual diagram, the cooler line flow is not too. NPSM 555. 91 . 11811 posts · Joined 2004. DORMAN . I'll try and list out everything I. Unlike a tappered pipe thread these will not crack the case. Compatible with:-for for GM Chevy 1996 and Newer 4L80E-for 700R4 - 4L60 - 4L60E - 4L65E-for Turbo 350 (Some are 1/4" NPT)-for Turbo 400-for Turbo 200 - 200R4-for Power Glide (Some are 1/4" NPT) Service:-2 Year. Your Cost $11. Since most of us are dealing with the 97-03 model years here is the easy way to know. UPC: 190861000230. The bottom port on your radiator is the return and should be hooked to the top port on your tranny. NPT Threads on Case. Shipping Weight: 0. Transmission cooler adapter replacing reference OE number:316. Shunevade SS Braided Transmission Cooler Hose Line Compatible with Chevy 1996-2021 700R4 4L60 4L60E 4L65E 4L80E: 9. GM used multiple types of cooler fittings. Brand New. Inlet Size in 3/8 (5) Number of Cooling Rows 1 (4) 2 (1) Outlet Attachment Hose barb (5). Horizontal case fitting: 4T80E : Main case fitting (not channel plate) 400, 375, 475 (3L80, 3L80H). Installation Procedure. 34. $12. Size 1 Count (Pack of 1) Item Package Quantity 1 : Included Components Dorman 800-605: Transmission Line Connector With 3/8 Tube X 5/8-18 In. Part Number: CST-CTT1020-SC. Here's the list of GM transmissions and their in/out line sizes and flow direction. Part. Transmission oil cooler line connector 3/8" body quick connector. Designed for 1999-2007 GM Trucks (Silverado/Sierra/SUV), this kit allows bolt-on installation of the Tru-Cool 40K Transmission Cooler (LPD47391). GT 350 said: First pull the plastic cover back . Additionally, these bolts are suitable for a wide range of other General Motors transmissions. Find TCI Transmission Cooler Line Fittings 4L80E Transmission Model and get Free Shipping on Orders Over $109 at Summit Racing! Simplify your transmission cooler installation by using TCI transmission cooler line fittings. 99Hose Color: CoatedLength: 41End 1 Type: Male Quick DisconnectContains Spring: NoEnd 2 Type: Male Quick DisconnectFittings Included: NoHose Material: MetalEnd 1 Inside Diameter: 7Transmission lines 4L60e to stock 71 rad cooler LSx Swaps. Find many great new & used options and get the best deals for LS1 4L60E Conversion to Standard Transmission Cooler Line Adapter Fittings at the best online prices at eBay! Free shipping for many products!. D. Powerglide - OEM. Automatic Transmission Cooler Line Kit. 25. Cooler RETURN fitting (Horizontal-points towards front of car) 9/16-18 UNF. Name Condition Transmission model Country Country Price; COOLER LINE FITTING 4L60E SNAP IN TYPE 4L65E 4L70E TRANSMISSION OEM M30 M32 M70 Shift Rite TransmissionsFind Parts and Accessories 4l60e cooler line fittings KEYWORD and get Free Shipping on Orders Over $109 at Summit Racing!Buy PQY 70" 6AN SS Braided Transmission Cooler Hose Lines Kit Compatible with Ford C6/AOD & GM Chevy 1996-2021 for. The cooler comes standard with a fan for great cooling ability even at low speeds and in remote mounted areas. . Especially if it was dirty. 12267 posts · Joined 2007. Get the Best Performance with JEGS Automatic Transmission Cooler Line Kit for GM Powerglide 113600K parts at JEGS. 1967 - 1969 Camaro Transmission Cooler Lines, Overdrive Transmission. All Pick Up in Store. Prime Big Deal. 1/2” Compression Fittings - Transmission Cooler Note: Routing Hoses Warning: Important: This kit includes fitting options to attach the cooler to the transmission cooler lines. 05. Male AN O-ring, -6 AN Male AN, Each Part Number: EAR-961982ERL 5. 32INMaximum Working Pressure: 100PSHose Material: MetalLength: 7. 4WD transmissions have shorter tailshafts which cannot be swapped without disassembly of theIn this video, I show you guys how to fix a common problem on many old Chevy trucks that your mechanic can charge you a fortune to fix. 4800 posts · Joined 2011. 6AN 70" Transmission Cooler Hose Kit Lines Fitting Kit for GM Chevy 1996-2021 4L80E, for Ford C4-C6-AOD, for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E,Stainless Steel Braided Lines . 8 out of 5 stars 52. Date published: 2015-12-03. Joined Mar 1, 2012. In this video, I show you what I used for my Transmission lines on my 1980 K5 Blazer with LS Swap and 4L60e. Don't worry about the volume left in the cooler. 5/16" Line x 1/4" pipe. Fits Most Common Domestic Transmissions. It took me about 3 hours as well, but I did not have the special transmission line tool. Description. This fitting consists of 1/2 inch-20 inverted flare with recessed internal threads. What Size Are 4L60E Transmission Lines? The size of the transmission lines of your 4L60e is ¼ NPT threaded on any case, and ¼ NPT to 6AN is for the compression fitting adapter lines. Transmission Line Connector - Tube Size 1/2 - Thread. 95. com: 70" 6AN SS Braided Transmission Cooler Hose Lines,for 700R4 4L60 4L60E 4L65E 4L80E,Compatible with Ford C6/AOD & GM Chevy 1996-2021 : Everything Else. Click to play video. Usually, when installing a transmission cooler, you will require an internal diameter of 11/32 inch. Size: Braided. Order. B&M 70264 transmission cooler. Manual Transmission - Tr6060 oil cooler lines - Anyone know where I can find oil cooler lines for my tr6060?. Get Fast, Free Shipping with Amazon Prime. The 48re has a torque rating of about 550-570 ft lbs, and Chrysler gives it a strength rating of 8. Long Tru-Cool Max transmission cooler P/N LPD47391. 56" thread outside dimension, see other listings for smaller thread 6AN to 9/16-18 Package Includes: 1 fitting (bare aluminum finish), 1 oring. Bowler 4L80-E / 4L85-E Transmission Cooler Line Fitting for 1996 ( and up) 1/4 NSPT threads to -6 AN line fitting. The upper transmission fitting is the return from the cooler into the tranny. Other parts of the kit area 6-ft black rubber 3/8” transmission line, two fittings, two hose connections, six hose clamps and, of course, the cooler unit all designed for an easy installation. Disconnect the factory transmission lines and plug the factory transmission line. If these do fit in the Tahoe 4L60e its not on the cooling lines thats for sure Images in this review 3. Add to cart. Product Size - Each 3/8" inner diameter hose is about 70" long with AN-6. I have trial fitted the LS1 / 4L60 and when I was under the car I observed that the entry point of the transmission cooler lines will be very close to the body flange. He does not have the factory in/out tranny lines (to the cooler) and wants to rig something up. GM 4L80E Transmission Line Adapter Kit Designed for the Front (short fitting) and rear (long fitting) transmission line ports, -6AN to 1/4"NPSM (thread O. The cooler has AN-10 male fittings on it. Some of the most popular models of transmission coolers among LS owners include the B&M 70264 (stacked plate, around $60), the Hayden OC-1404 (around $50), the B&M 24k, and the Flex-a-Lite 18k (around $50), but there are countless other good ones out there. Please check hose & fitting sizes prior to. Kit. Product Size- 3/8" hoses are about 55" and 58" long, respectively, with AN-6 mouth. Transmission Line Fitting Kit. Find Transmission Line Adapter Fittings 4L70E Transmission Model and get Free Shipping on Orders Over $109 at Summit Racing! Use your Summit Racing SpeedCard today, and get 15% back - Get Details!. So 4 is pressure to cooler and 5 is return to trans. Upper ⅛" Pipe Return/in. Package Width. Product Details. Transmission Line Adapter Fittings, Transmission Cooler Line Adapters, Steel, Nickel Plated, 9/16-18 in. 4, or even up to 14 quarts. Regarding factory coolers for trucks, GM SUVs, etc. This fitting consists of 1/2 inch-20 inverted flare with recessed internal threads. 24hrsparkey Discussion starter. All the literature and the product lists for the fittings to convert the standard quick connect cooler lines on a brand new 4L60E to AN fittings say that the thread size in the case of the transmission is 1/4 NPS, with an o-ring. It's usually 3/8" OD. 88 $ 45. Opens in a new window or tab. 70" 6AN SS Braided Transmission Cooler Hose Lines,for 700R4 4L60 4L60E 4L65E 4L80E,Compatible with Ford C6/AOD & GM Chevy 1996-2021. 2%. Sponsored. So if you replace your radiator with a spectra this fittings will fit on the Transmission cooler lines (passenger side). Fitting Attachment 2: Male threads . Dorman 800-619 Transmission Line Connector - Tube Size 1/2 - Thread 9/16-18 UNF Compatible with Select Models. Show More. 173 posts · Joined 2012. 0 out of 5 stars ( 5 )I am trying to convert cooler lines to all braided line up to the cooler in the radiator or maybe an external cooler. I just know that I'd read 5/8"-18 inverted flare was the factory size for those radiator trans cooler line fittings, so that's what size -6AN adapters I bought for my 4L80E swap. COMPATIBILITY - MuHize 70 inch transmission cooler hose fits for GM Chevy 1996-2021 4L80E, for Ford C4-C6-AOD, for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E. 4L60E. Thx! Clear Image Tri-Ys & Hi-Flow cats >> 2. Fit for Ford C4 - C6 - AOD. Please check the applicable size and fit type before placing an order. There is a port on the driver side of the transmission right above the shifter shaft. 1970-74 Firebird; Cooler Lines; TH350 & TH400 Auto Trans; 1/2" Nut. Part Number: TCI-831013 5. Fitting Type. Transmission Line Connector - Tube Size 1/2 - Thread 9/16-18 UNF. 78. 4L80-E/4L85-E transmissions. 8:. 37. PART# 624-100A and 624-101A ($15 each) They snap in, and hug the trans and the LS block. com. Or the fittings on the 4L60E for that matter. High quality 1/4NPSM Transmission Cooler BANJO fittings; The banjos and the bolts are steel, zinc plated and come with aluminum washers. Also fits Transmissions w/ 1/4 in. Is there a thermostat in-line somewhere in the trans for the cooler lines, or does it rely on the stock cooler ebing part of the radiator to help bring the trans up to temp as well?. 37 $ 12. It is a great size to fit into tight spaces;. Get the job done with the right part, at the right price. i was able to determine that the thread size is 1/2" x 20. Find TCI Transmission Cooler Line Fittings 4L80E Transmission Model and get Free Shipping on Orders Over $109 at. #2 · Nov 21, 2011. 4l80e Transmission Filter. 0:52 . 5 out of 5 stars ( 2 )Buy 6AN Transmission Cooler Lines 70 Inch, Nylon and Stainless Steel Braided Hose Fitting Repair Kit for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E,. 6 4. Part Number: RNB-800-621. Also install transmission. Name Required. After reading several forums the consensus was the fittings are 1/4" NPT. As for hose diameter a 7/16" rubber transmission hose should work. Lower line is pressure and top line is return. Designed to install onto all 1/2” Diameter transmission lines. I am trying to buy lines for my 55 Nomad and find 700R lines but not the 4L60E listed. Perfect fit for TH700-R4, TH200-4R & 4L60E transmissions. Quick view Add to Cart The item has been added. DURABILITY - This transmission cooling line kit is made of high-strength PTFE(Teflon), which is resistant to high & low temperatures and is anti-corrosion. 80. Transmission Line Adapter Fittings, Billet Aluminum, Natural, 1/4 in. #3. 00 Add to cart * 86C, Allison Mega Transmission Cooler $ 260. cgates said: Are the 4L60E transmission cooler lines the same as for the 700R. 133 posts · Joined 2010. Line is 3/8", hard lines all the way to the core support and then -6AN to the cooler. 98 @ 122. Get Results;. Fitting Size 1: 1/4 in. hosebarb threads onto transmission line fitting. The Derale Series 8000 Plate-Fin Transmission Cooler is the best transmission cooler for a 4L60E. The sender is the same size as the plug so that was easy. Please Note: Not all Th350s used this size cooler line fitting; some were different size with a washer. Feb 12, 2020. The Tru Cool 40k fitting size is 3/8″ inverted flare hex with 5/8″ thread size – This is great for those looking to install custom transmission lines. 🔧【Package Include】The Transmission Cooler Line. Based on the actual diagram, the cooler line flow is not too. 6 out of 5 stars 135 ratings | 16 answered questions . Fitting Size: 3/8 Inch. They stick out too far. I have a friend that is putting a 1995 B-body LT1 and 4L60E tranny into a 1931 Model A street rod. 1. Accumulator Cover to Case Bolt: 1: M6. 4l60e vs 6l80: Difference Between 4l60e. Fitting Size. 3. Most commonly, these fittings are 1/2"-20 inverted flare with recessed internal threads. Replacing 4L60E Auto Trans Push in type Cooling Line rubber oring seal, make sure you replace it if you remove the transmission to avoid future leaking probl. Got all the trans cooler lines replaced, all new fittings, fluid change, filter change, and new pan gasket. 4L60E Transmission Cooler Line Size . GVW: 29,200 (BTU) Fitting Size: 1/2″ NPT GSTP Transmission Adapter Fitting 6AN Flare to 1/4" NPSM for TH350 TH400 700R4 200-4R TR6060 AOD 4R100 4R70W C5 Transmission . Free Shipping - Earl's Performance Transmission Cooler Line Adapters with qualifying orders of $109. Dorman Automatic Transmission Oil Cooler Line Fitting 800-604. 34 Outside Diameter: . Transmission Adapter Fittings Front and Rear -6AN Flare to 1/4" NPSM TH350 TH400 4L60E 700R4 200-4R TR6060 AOD 4R100 4R70W C5 Aluminum 551114. 12538 posts · Joined 2008. Fitting Size:-10AN / 7/8″-14 o-ring female x -8AN male. NPS . I'll keep everyone updated w/pics as my install progress continues. You push the line and a clip holds the line in. Cooler Dimensions: 11″ x 11″ x 1 1/2″ Cooler Type: Stacked Plate. Buy on Amazon: 5: Carrkoopy 70″ Transmission Cooler Lines… 7. Size: Torque: Accumulator Corver to Case Bolt: 2: M6. If you're going to use the OEM style bottom-of-the-radiator trans cooler, you might want to get 72" lines and cut them down and. cooler line fitting; push-in type; fits front, 3/8" durable steel construction; by teckpak usa; photo shows actual cooler line fittingTECKPAK FITZALL FS-210 Ford Push-In Cooler Line Fittings 11/16" Threads, 2 O Rings inside. I'll have to dig around for the links here on the forum. These fittings are made of aluminum and anodized black. #5 · Apr 8, 2020. 4L60E 6 AN x 1/4NPS. Please measure your factory ones to be sure these will fit. 3. 4. the AN fittings are way too small to fit the factory brass fittings in the side of the tranny This trans is out of a 9C1 impala police car. The 4l60e top port is the return line, the bottom port is the pressure line. 6AN 70" Transmission Cooler Hose Kit Lines Fitting Kit for GM Chevy 1996-2021 4L80E, for Ford C4-C6-AOD, for Turbo 350/400/200-200R4/700R4 4L60 4L60E 4L65E,Stainless Steel Braided Lines. Fitting Attachment 2: Male AN . Previous Article. #2 · Dec 28, 2017. Corvette Z06 Convertible Versus Lamborghini Huracan STOMuHize Transmission Cooling Hose - Upgraded 70 Inch SS Braided Transmission Cooler Line, Heavy Duty Transmission Cooler Hose Fitting 6AN Compatible with GM Chevy Ford Turbo 700R4 4L60E 4L65E 4L80E. Quality replacement - this transmission cooler connector matches the fit and function of the original equipment connector ;. 1995-98 Chevrolet GMC Truck 4L60E 5/16" Trans Cooler Lines 2pc, OE Steel. Re: Splicing trans cooler lines, compression fittings? 01-16-05 01:01 PM - Post# 601706 In response to Bill55AZ I would have no problem using a compression fitting on a trans cooler line. , it is very important to determine the send line and which line is the return line on a 4l60e transmission (inlet and outlet). GM used multiple types of cooler fittings. Universal transmission cooler lines range in price between around $10 to over $50 and transmission cooler line fittings ranging in price from under $10 to around $40 each. Part Number: RUS-640520. Qty. Yukon XL Denali. We also took time to assess a wide variety of options including durability, materials, designs, expert reviews & customer ratings to find the best-performing 4l60e trans lines . – Factory fitting remains with recessed internal threads. Best Transmission Cooler For 4l60e. Dorman OE Solutions Oil Cooler Line - 625-121. I tried: -New o rings, x 4. When mounting the cooler with the fittings on the right or left side, the lower fitting must be the inlet with the top fitting routing the fluid back to the transmission. Part Number: ADO-24236554. NPS Fitting Size 1 and get Free Shipping on Orders Over $109 at Summit Racing!. I'm installing an aftermarket cooler this weekend along with the usual stainless braided lines & AN fittings, and a transmission temperature gauge. What you need to know about GM Chevy transmission cooler line removal. R&R = Remove & Repair (or Rebuild) = Transmission must be removed to fix the problem and may have to be rebuilt or replaced. You could also use a 3/8" rubber hose for a tighter fit if necessary. The part number D13003 is designed with this measurement to.