Fits: 2017 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel

Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. This Fleece Performance kit is the most complete replacement transmission line kit available for your L5P truck!  With an increased diameter(5/8") over stock and heavy duty hose wrap, these lines will increase overall flow and protect against future failures. 

Features: 

• Explosion Proof Polyester Hose Protection Sleeve
• Heavy-Duty, High Flow, Flexible Transmission Lines
• Increased Diameter For Increased Flow
• Protection Against Failures 

Includes:

• Transmission Cooler Line Set
• Kit Components  
  • (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

Notes:

• Will not fit on Cab and Chassis applications
• This is for use with automatic Allison 1000 transmissions only.

Install Instructions: 

• 2017-2019 L5P

Install Guidelines:

• 2017-2019 L5P