2015.5-2016 GM Duramax 2500/3500 4" Down Pipe Back with Muffler (C6045P) exhaust Choose your switch option based

Choose your switch option based on model year

Unlocked T93 TCM (If doing TCM Tuning)

Prevent Coolant Leaks with Motor Ops L5P Delete Kit

4L F250 / F350 / F450

2019 - 2024 RAM 2500/3500 6

2015.5-2016 GM Duramax 2500/3500 4" Down Pipe Back with Muffler (C6045P) exhaust Choose your switch option basedIncrease 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 C6045P 4" down pipe back exhaust kit from P1 Race Products. Made from cost effective aluminized steel, this exhaust kit provides exceptional value for your investment. Experience optimal sound quality via the included high performance muffler that deliver a strong presence when you need