15.5-16 Duramax 4″ Downpipe Back Delete Exhaust W/Muffler
15.5-16 Duramax 4″ Downpipe Back Exhaust by P1 Race Parts Competition Exhaust Systems are an ideal solution to pair with a race tuner and delete your diesel particulate filter (DPF) off your diesel pickup truck. You must use a tuner when removing the DPF off of the vehicle.
Before Ordering This:
Halfway through 2015, GMC made a production change in the connection between the catalytic converter and the turbo direct pipe on the LML. Please ensure you have the late LML 3-bolt style flange before ordering the kits listed on this page.
|Dimensions||48 × 17 × 15 in|
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