WCFab 3.5" Turbo Downpipe WCF100129

Replace the restrictive factory downpipe on your GM 6.6L Duramax with the WCFab 3.5" Turbo Downpipe WCF100129 for improved exhaust flow. Featuring high-strength fabricated steel construction for long term durability and finished with a Black High Temp Ceramic Coating with Heat wrap for thermal protection. Includes bungs to connect the sensors. Best of all, no is tuning required to get this turbo downpipe functioning.

Features

• No Tuning Required
• 3.5" Steel Down Pipe
• Heat Wrap Pre-installed
• High Temp Black Ceramic Coat Finish