Fleece Heavy Duty Transmission Cooler Lines for 2017-2019 Chevy/GMC L5P Duramax
FPEFPE-TL-L5P-1719Leaking trans lines on a 2017-2019 L5P don't fix themselves.
Fleece calls this the most complete replacement trans line kit for the L5P. The heavy duty, high flow, flexible lines have an increased diameter over stock and heavy duty hose wrap to protect against future failures.
Features
- Increased diameter over stock: 5/8" hose
- Explosion proof polyester hose protection sleeve
- Heavy duty, high flow, flexible lines
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
Note: Not for use on cab and chassis applications.
Specs
- Hose ID: 5/8"
- Engine: 6.6L L5P Duramax
- Part number: FPE-TL-L5P-1719
Fitment
- Chevrolet Silverado 2500 HD: 2017-2019 High Country, LT, LTZ, WT
- Chevrolet Silverado 3500 HD: 2017-2019 High Country, LT, LTZ, WT
- GMC Sierra 2500 HD: 2017-2019 Base, Denali, SLE, SLT
- GMC Sierra 3500 HD: 2017-2019 Base, Denali, SLE, SLT
Available now at PPEI Tuning, shipping fast from our local and nationwide warehouses.
Couldn't load pickup availability

WHO IS THE TUNER/CALIBRATOR
PPEI, also known as Power Performance Enterprises, Inc., is led by the business owner and lead calibrator/tuner Kory Willis. PPEI began calibrating/tuning back in 2008, specializing in Diesel Performance but has since expanded into the Gas and Powersports industries. Kory and the team at PPEI have set many world records along with continuing many industry “firsts”. We take pride in knowing that Kory not only prides his work, but also thoroughly enjoys setting expectations high for our team so our customers can have the best products available in the world.







