Exhaust System

Remove your crushed oval stock down pipe and replace it with a smooth round, long lasting, 304 stainless steel down pipe. Spiral wrapped with titan...

Replacement Up-pipe without EGR Riser

VERIFY YOU CURRENTLY HAVE A 3-Bolt FLANGE DOWNPIPE!

Diesel engines (even stock) produce high temperatures and pressures. OEM up-pipes eventually fail from constant temperature and pressure fluctuatio...

PPE’s Manifold and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are high-flow, internally sleeved and airc...

ARP Up Pipe Bolt kit for 2001-2016 Duramax. 6 Washers and Bolts for installing 1 up pipe. Includes ARP Lube.Purchase two sets when installing a pai...

Replace the light weight, leak prone passenger side OEM up pipe with this heavy duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will n...

Replace the restrictive crushed factory down pipe on your 2015.5-2016 LML Duramax with this full 3" Stainless steel down pipe. For use with facto...

VERIFY THAT YOU CURRENTLY HAVE A 3-BOLT FLANGE DOWNPIPE!  Greater Heat Retention 20% Greater Flow Over Stock Richer Diesel Sound Will not Affect...

For Off Road Competition Use Only.-3" Stainless Downpipe (v-band flange)-Heat Wrap and clamps   Replace the restrictive crushed factory down pipe o...