Top 10 Transmission Cooler Fittings – Automotive Replacement Engine Coolers

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Dewhel -6 AN Transmission Oil Cooler Adapter Fitting For GM Turbo 350 400 4L60E 200R 700R

DEWHEL #ad - Material:Aluminium. These have a straight thread and seal on the gasket. Notes:: these are black anodized in color. Package include: 2pcs oil cooler adapter one pair. Not for GM Powerglides. Unlike a tappered pipe thread these will not crack the case. 6 x 1/4nps is the correct size for gm turbo 350, turbo 400, 700r4, 4l60e and many other GM transmissions. Gm transmission cooler fittings-AN6-1/4NPS transmission cooler fittings.
BrandDEWHEL #ad
ManufacturerDewhel #ad
Part NumberAN6-1/4NPS

2. ICT Billet


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, ICT Billet

ICT Billet #ad - Build your own custom -AN transmission lines with these -6AN fittings. Compatible with: th350, 4r70w, tr6060, th400, ford aod 4r100, 4L60E, 700r4, 200-4r, and C5 transmissions. Made in wichita, usa produced, Kansas from aerospace grade, billet aluminum. Includes 2 fittings and orings. Compatible with gM transmission case holes, up to 2007.
BrandICT Billet #ad
ManufacturerICT Billet #ad
Height0.9 Inches
Length4.2 Inches
Width2.9 Inches
Part Number551114

3. Waricaca


Waricaca 397 Transmission Line Fitting Kit Fits for GM 1996 and Later Snap-in Style Lines

Waricaca #ad - Part number: oc-397/397/OC397. Note: please check all the product information to make sure this is the right one you want before placing your order. Feature: designed to connect the transmission cooler line to the cooler hose; Coated for extra protection against corrosion. Fits for: gm 1996 and Later Snap-in Style Lines. Material: made of high quality brass, durable in use.
BrandWaricaca #ad
ManufacturerWaricaca #ad
Part NumberLine-397

4. Four Seasons


Four Seasons 53020 Transmission Cooler Installation Fitting

Four Seasons #ad - Country of Origin: China. Package dimensions: 4. 064 cms l x 9. 144 cms w x 4. 318 cms H. Product type: Electromechanical Gauge. Fit type: Vehicle Specific. Package Quantity: 1.
BrandFour Seasons #ad
ManufacturerFour Seasons #ad
Height1.5 Inches
Length3.5 Inches
Weight0.05 Pounds
Width1.5 Inches
Part Number53020

5. GM


GM Genuine Parts 24236554 Automatic Transmission Fluid Cooler Line Fitting

GM #ad - Manufactured to gM OE specification for fit, form, and function. Recommended replacement part for your GM vehicle’s original factory component. Offering the quality, reliability, and durability. Package dimensions: 3. 81 h x 2. 54 l x 3. 81 w centimeters.
BrandGM #ad
ManufacturerACDelco #ad
Height0.7 Inches
Length1.9 Inches
Weight0.02 Pounds
Width1.1 Inches
Part Number24236554
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see for more details.

6. Derale


Brass, Derale 13031 5/16" Cooler line to 3/8" NPT Hose Barb Universal Transmission Line Fitting

Derale #ad - Package dimensions: 1. 778 h x 8. 89 l x 6. 604 w centimeters. Package weight: 015 pounds. Country of Origin : United States. Fit type: Vehicle Specific.
BrandDerale #ad
ManufacturerDerale #ad
Height1.38 inches
Length4.25 inches
Weight0.15 Pounds
Width2.75 inches
Part Number13031
WarrantyLimited One Year



Replace TH350/ 700R4/ TH400 -52 Inch, Stainless Steel Braided Lines, Fit for Chevy Ford Mopar GM GMC Buick Cadillac Cars and Trucks, Transmission Cooler Hose Fitting

TIKSCIENCE #ad - Product size- this stainless steel flexible braided transmission hoses, and comes with an AN-6 inverted torch end; single-channel and dual-channel coolers are installed; the universal kit is perfect for you Rat Rod, Custom, each 3/8" inner diameter hose is approximately 52" in length, muscle car, hot Rod, Street Rod, etc.

Package include - an-6 flared to 1/4" npt billet adaptors, th350, th400; please check fitting size prior to ordering some are 1/4" and others 3/8";AN-6 flared to 3/8" NPT billet adaptors;90 degree AN-6 inverted flare to AN-6 flare billet adaptors; lines in the kit, fits most 700R4, and each line is about 52".

Replace number - transmission cooler hose fitting replace number is TH350 700R4 TH400 Fitment - transmission cooler hose fitting fit for Chevy Ford Mopar GM GMC Buick Cadillac Cars and Trucks. Compatible with -the universal kit is perfect for your rat rod, street rod, cadillac cars & trucks. Fits most 700r4, th350, custom and more;works with lots of chevy, GMC, Muscle Car, Mopar, Buick, Ford, Hot Rod, GM, TH400.
ManufacturerTIKSCIENCE #ad

8. Dorman


Tube Size 1/2, Thread 9/16-18 UNF Compatible with Select Models, Dorman 800-619 Transmission Line Connector

Dorman #ad - Quality replacement - this transmission cooler connector matches the fit and function of the original equipment connector. Ideal shop supply - this connector is recommended to have on hand any time service is being performed on the transmission oil cooler line.

Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool. Durable construction - this oil cooler line connector is made of quality materials for a precise fit and leak-free durability. Performance tested - this connector has been rigorously pressure tested to ensure reliable performance.
BrandDorman #ad
ManufacturerDorman - OE Solutions #ad
Height4.9 Inches
Length1.4 Inches
Weight0 Pounds
Width1.9 Inches
Part Number800-619
WarrantyLimited Lifetime Warranty



ROOSAIN 6AN x 1/4NPSM 4L80E GM Transmission Oil Cooler 90 Degree Banjo Fittings

ROOSAIN #ad - Fitment: fits for 1997 to mid 2010 cases. 6 x 1/4nps is the correct thread size for the GM 4L80E transmissions. Function: direct fit, No Modification Requires, Easy Installation.
BrandROOSAIN #ad
ManufacturerROOSAIN #ad



EVIL ENERGY 30 Row AN10-10AN Stacked Plate Oil Cooler Universal Engine Transmission Aluminium Alloy Black

EVIL ENERGY #ad - Size:10an 30row oil cooler, oil capacity:074l. Test pressure: 116psi, burst pressure:232psi. Material:aluminium alloy. Installation location:choose a place with good and cold air through the oil cooler kit for installation.

Instruction included. Function:keep oil temperature low, prevent parts damage, transmission, and rear-differentials. Besides, help to improve the lubricating effect of engine oil, or even seizure of the engine. Usable to cool down engine oil, this stacked-plate oil cooler design smaller and lightweight suitable for narrow space. Universal:universal oil cooler, you may need to do some custom modifications and require other hardware to meet your needs.

Please measure before purchase to make sure there is enough space for installation. Package include:1pc 30row engine oil cooler. 2pcs 10an female to 8an male fittings, 2pcs 10an female to 6an male fittings. Can be used to connect 8AN / 6AN braided fuel line hose ends.
ManufacturerSpeedwow Tuning #ad
Part NumberKT04030-AMZ1