Fleece Performance Heavy Duty Transmission Cooler Lines for 2017-2019 GM Duramax 2500/3500

Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your L5P truck! With an increased diameter over stock and heavy duty hose wrap, these lines will increase overall flow and protect against future failures. 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 Explosion proof polyester hose protection sleeve Application Notes: Not for use on Cab and Chassis applications Recommended Cross Sell Skus - FPE-L5P-FFBA-1719/FPE-ALO

• Explosion proof polyester hose protection sleeve
• Increased diameter over stock - 5/8" hose

Upgrade your Duramax truck's transmission system with the Fleece Performance Part Number FPE-TL-L5P-1719 heavy duty transmission cooler lines. Designed specifically for 2017-2019 GM Duramax 2500 and 3500 models, these high-flow, flexible lines are engineered to improve fluid flow and durability. The kit features three 5/8-inch ID transmission lines equipped with robust AN fittings, ensuring a secure and leak-free connection. The increased diameter over stock lines enhances overall flow capacity, which can contribute to better transmission performance and cooling efficiency. The included explosion-proof polyester hose protection sleeve provides added safety and longevity, protecting the lines against heat, abrasion, and future failures. This comprehensive kit also includes six 7/8-inch-14 O-ring to -10 AN fittings, two large OD washers, double hose clamps, locking cable ties, and fir tree cable clamps for secure installation. These components work together to ensure a reliable upgrade for your vehicle’s transmission system, especially in demanding driving conditions. Designed for versatility and durability, the Fleece Performance transmission lines are not intended for use on cab and chassis applications. The product is Prop 65 compliant, ensuring safety and environmental standards. Whether you're replacing worn-out lines or upgrading for increased flow and protection, this kit provides everything needed for a professional-quality installation that improves transmission reliability and performance.

Features:

• Increased diameter over stock - 5/8 inch hose for improved fluid flow

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

• Heavy-duty, high-flow flexible transmission lines for enhanced performance

• Complete kit includes AN fittings, washers, clamps, and cable ties for easy installation

• Designed specifically for 2017-2019 GM Duramax 2500/3500 trucks, ensuring optimal fit and function

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1