Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Passenger Side Up Pipe w/Gaskets (Twin Turbo) ATV/UTV BD's butterfly valve and rotating

BD's butterfly valve and rotating shaft are made of stainless steel to resist corrosion

Exergy Model E01 10152

No need to take off the grille

For ECM Calibration: We require AMDP tuning as they have worked to develop the best program for our turbos

2015 GMC Sierra 2500 HD Base 2011-2015 GMC Sierra 2500 HD Denali 2001-2002

Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Passenger Side Up Pipe w/Gaskets (Twin Turbo) ATV/UTV BD's butterfly valve and rotatingWehrli Model WCF100648 Wehrli 01 04 Chevrolet 6. 6L Duramax LB7 2in Stainless Passenger Side Up Pipe w Gaskets (Twin Turbo) Replace the lightweight, leak prone passenger side OEM up pipe with this heavy duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool up and decrease EGTs. This up pipe is built with more sweeping, less aggressive bends for use in TWIN TURBO STYLE APPLICATIONS ONLY. It