Fleece Allison Transmission Cooler Lines for Duramax | 2011 - 2014

Heavy-Duty, High-Flow Transmission Line Kit – LML

Upgrade your leaking factory transmission lines with our heavy-duty, high-flow flexible transmission line kit — the most complete replacement kit available for your LML Duramax truck!

Featuring an increased line diameter and a durable, protective hose wrap, this kit is designed to improve fluid flow, enhance cooling efficiency, and protect against future leaks or failures. Built to handle high-pressure applications and long-term use, it’s a dependable upgrade for any LML owner.

Kit Includes

• (3) 5/8" ID transmission lines with AN fittings

• (6) 7/8"-14 O-ring to -10AN fittings

• (2) Large OD washers

• Double hose clamps, locking cable ties, and fir tree cable clamps

Features

• Increased diameter over stock – 5/8" hose for improved flow

• Explosion-proof polyester hose sleeve for added protection and durability

Application Notes

• Not compatible with Cab & Chassis models

Warranty

1-Year Limited Parts Warranty