Fleece Performance FPE-TL-LML-1114 Heavy Duty Transmission Cooler Lines Duramax LML - 2011-2014

Replace your failing or leaking transmission cooler lines with the Fleece Performance heavy duty replacement kit designed specifically for 2011-2014 GM Duramax LML 2500/3500 trucks. This complete transmission line kit features increased flow capacity and superior protection compared to stock lines.

Engineered with a larger 5/8-inch inside diameter over the factory lines, these flexible transmission lines deliver improved fluid flow for better cooling performance. The heavy duty polyester hose protection sleeve provides explosion-proof protection against heat, abrasion, and road debris to prevent future failures.

Complete Kit Includes:

• (3) 5/8-inch ID transmission lines with AN fittings pre-installed
• (6) 7/8-inch-14 O-ring to -10AN adapter fittings
• (2) Large OD washers for proper sealing
• Double hose clamps, locking cable ties, and fir tree cable clamps for secure installation

Key Features:

• Increased 5/8-inch hose diameter for improved flow over stock lines
• Explosion-proof polyester hose protection sleeve
• Heavy duty construction for long-lasting durability
• Direct replacement for factory transmission cooler lines
• Complete hardware kit included for hassle-free installation

Important Application Notes:

• Fits 2011-2014 GM 2500/3500 Duramax LML trucks
• Not compatible with Cab and Chassis applications