2015.5-2016 GM Duramax 2500/3500 4" Race Pipe (CGMAL429) T5075BLK 0L Diesel fuel efficiency

0L Diesel fuel efficiency

This does not include the transit time to HP Tuners and from HP Tuners to your location

For driving around town

What about Transmission tuning

Race / Max Effort Tune

2015.5-2016 GM Duramax 2500/3500 4" Race Pipe (CGMAL429) T5075BLK 0L Diesel fuel efficiencyIncrease your 2015. 5 2016 Chevy GMC 2500 3500 6. 6L Duramax's fuel efficiency, reduce maintenance expenses, extend engine longevity, and enhance performance with the CGMAL429 4" race pipe from P1 Race Products. Made from cost effective aluminized steel, this exhaust kit provides exceptional value for your investment. Features Made in Canada Direct Bolt on product using factory mounting locations Leaves stock down front pipe and tail section in place.