Top 9 Allison Transmission Cooler Lines – Automotive Replacement Transmission Cooling Lines

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1. GPP

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Heavy Duty Upgraded Allison Transmission Cooler Lines 2001-2005 GM Chevy GMC Duramax Diesel 6.6L

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GPP #ad - High flow Lines. Includes All Fittings/Hardware. 2001-2005 gm 6. 6l lb7 & lly duramax diesel w/ Allison Transmission ONLY. Heavy Duty.
BrandGPP #ad
ManufacturerGPP #ad
Part NumberGPP153

2. GPP

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Upgraded Allison Transmission Cooler Lines 2006-2010 GM GMC Chevy 6.6L LBZ LMM Duramax Diesel 6.6

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GPP #ad - 2006-2010 gm 6. 6l lbz/lmm duramax diesel w/ Allison Transmission ONLY. Transmission Lines. Includes All Fittings/Hardware. Concave Washers.
BrandGPP #ad
ManufacturerGPP #ad
Part NumberDP0152

3. SENWEN

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SENWEN Duramax Transmission Cooler Lines For 06-10 Chevy-GM/GMC 6.6L Allison suit 13pcs

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SENWEN #ad - Tips:these fittings thread are 7/8-14. Application:for 2006 -2007 lbz and 2007 - 2010 LMM Chevrolet and GMC trucks. Fittings hoses:1/2" id hose for excellent fluid transfer.

Working pressure:380 bar / 5, 500 psi; minimum burst Pressure:950 Bar / 13, 800 PSI. Accessories packaging:1/2" id hose 3pcs/ metal butt joint 6PCS/Metal gasket 2PCS and Leak-proof gasket 2PCS. All fittings are applied to provide effective abrasive resistance and anti-aging. Trucks equipped with aftermarket transmission oil coolers may require aftermarket M22 1. 5 x -10 fittings to attach the Duramax/Allison transmission cooler lines to the front cooler. Precious metal butt joint:the correct 45° lower radiator fitting for proper clearance from the lower radiator hose.
BrandSENWEN #ad
Part NumberWH-BSXLQ

4. CR Performance

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DOUBLE Braided Hose 18,000 BPSI, Heavy Duty LIFETIME 06-10 Duramax Transmission Cooler Lines/Hoses, Chevy GMC 6.6L w/Allison Duramax Transmission Lines Upgrade- B17

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CR Performance #ad - Includes 3 lines and all necessary fittings, zip ties, and easy to follow instructions. Swapping your duramax transmission lines is not a job you will want to do twice, a trusted USA manufacturer of the Duramax Transmission lines.

Free 2-3 day expedited shipping - orders normally ship out same day M-F + Sat. The oem leaky lines were foreign made. Why buy foreign made again? Designed and built by cr performance, not the cheapest price. Lifetime warranty & 24/7/365 support with quick response. 1/2" double steel braided w/abrasion resistant exterior 3x the protection to prevent against rub through or road hazards - 4500 PSI 18, 000 BPSI Premium Hose the Allison transmission operates at 300 psi max pressure - High Quality, crimped on, zinc plated 1 piece hose ends are used on our Duramax transmission lines.

We use name brand high quality hose and fittings and build for quality, that will not be an issue with our hoses. If ordered by 11AM CST. Made in usa. Replaces 2006-2010 chevy, gmc 6. 6l duramax transmission Lines.
BrandCR Performance #ad
ManufacturerCR Performance #ad
Part NumberB17crperformance
WarrantyLifetime Warranty

5. Opall

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Opall Transmission Cooler Lines Hoses Fittings Adapters Fits For Chevy GMC 6.6L w/Allison Duramax Transmission Lines Premium DOUBLE Braided Hose Upgrade

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Opall #ad - Much easier than trying to install oe hard lines. Great fittment ->> this transmission lines fit 2006-2010 chevy, gmc 6. 6l duramax Allison. Guarantee ->> if you're not 100% satisfied with our products. 1/2" id hose for excellent fluid transfer.

The 45° is the right fitting for the application to prevent rubbing on the lower radiator hose. Premium support & 1 Year Warranty. Simply return it for a full refund in 30 days, no questions asked money back guarantee. These fittings thread are 7/8-14. Easy installation. Crossover double braided premium hose ->>the hose' performance far exceeds the actual need. Trucks equipped with aftermarket transmission oil coolers may require aftermarket M22 1.

5 x -10 fittings to attach the Duramax/Allison transmission cooler lines to the front cooler. Includes 3 lines, all necessary fittings &zip ties. Stainless steel fittings ->>all fittings are applied to provide effective abrasive resistance and anti-aging. The correct 45° lower radiator fitting for proper clearance from the lower radiator hose. Working pressure:380 bar / 5, 500 psi; minimum burst Pressure:950 Bar / 13, 800 PSI.
BrandOpall #ad
ManufacturerOpall #ad
Part NumberCo-00134 Cooler Lines Hoses

6. Fleece Performance Engineering

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Fleece Performance Engineering FPE-TL-LBZ-LMM Transmission Cooler Line 06-10 GM Duramax 6.6L LLY/LBZ/LMM Allison

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Fleece Performance Engineering #ad - Fits multiple makes and models contact seller with your vehicle for fitment compatibility information. Comes with full manufacturer warranty.
BrandFleece Performance Engineering #ad
ManufacturerFleece Performance Engineering #ad
Height5 Inches
Length14 Inches
Weight4 Pounds
Width14 Inches
Part NumberFPE-TL-LBZ-LMM
ModelFPE-TL-LBZ-LMM

7. Fleece Performance Engineering

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Fleece Performance Engineering FPE-TL-LB7-LLY Transmission Cooler Line 01-05 GM Duramax 6.6L LB7 / LLY Allison

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Fleece Performance Engineering #ad - Fits multiple makes and models contact seller with your vehicle for fitment compatibility information. Comes with full manufacturer warranty.
BrandFleece Performance Engineering #ad
ManufacturerFleece Performance Engineering #ad
Height5 Inches
Length14 Inches
Weight5 Pounds
Width14 Inches
Part NumberFPE-TL-LB7-LLY
ModelFPE-TL-LB7-LLY

8. 3mirrors

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Transmission Cooler Lines Hoses Fittings Adapters Compatible with 2006 2007 2008 2009 2010 Chevy GM GMC 6.6L Duramax Allison Transmission Lines Repair Kit

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3mirrors #ad - Much easier than trying to install oe hard lines. Really Heavy Duty set. We upgraded the quality of fittings and hoses, to prevent leaks, resulting in an increase in product weight from 3. 4kg to 5KG. Easy installation.

The 45° is the right fitting for the application to prevent rubbing on the lower radiator hose. Tips, seal with O rings the connectors. Make sure professional installation! Trucks equipped with aftermarket transmission oil coolers may require aftermarket Setrab M22 1. 5 x -10 fittings to attach the Duramax/Allison transmission cooler lines to the front cooler. This set include the correct 45° lower radiator fitting for proper clearance from the lower radiator hose.

1/2" id hose for excellent fluid transfer, 500 psi working pressure; 950 Bar / 13, 380 Bar / 5, 800 PSI Min burst pressure. The hose' performance far exceeds the actual need. These fittings thread are 7/8-14. Package include detailed instructions, 6 zip ties would be needed, please feel free to download from the description.
Brand3mirrors #ad
Manufacturer3mirrors #ad
Part Number13058GM01

9. GXP

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GXP Upgraded Heavy Duty Allison Transmission Cooler Line Trans Repair Kit Compatible with 2011-2014 Chevy/GMC 6.6 LML Duramax Diesel

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GXP #ad - All necessary fittings and adapters to bolt up to factory locations. 1-year warranty. Note: only designed to work with the factory transmission cooler. Industrial strength hydraulic lines. Upgraded heavy duty 1/2" transmission cooler lines for 11-14 GM 6. 6l duramax pickups with the Allison 1000 Transmission.
BrandGXP #ad
ManufacturerGXP #ad
Part NumberDP0345