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...

Simple Installation:All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal:High quality band c...

VERIFY YOU CURRENTLY HAVE A 3-Bolt FLANGE DOWNPIPE!

Replacement Up-pipe without EGR Riser

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

The Large Bore-HD DPF-Delete race down-pipe back exhaust system eliminates the use of the restrictive diesel particulate filter (DPF) and catalyt...

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...

Designed to provide maximum performance and maximum value our Performance Series features 100% aluminized steel at a no nonsense price. These sys...

Outflows the factory exhaust manifolds by 6%, improving performance and throttle response Compatible with factory up-pipes which allows for eas...

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...