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Forward facing throttle flange
Complete with a seamless-fit downpipe
high horsepower applications
Stainless Steel
For this design
3.5" Downpipe Down Pipe For GM GMC Sierra Chevrolet Silverado Duramax L5P 2017-2023 Coolant Flanges Forward facing throttle flange3. 5" Stainless Steel Piping 20% better flow rate than the factory pipe Heat wrap included to help keep engine bay temperatures down Greater heat retention Will not affect emissions systems Maximum flow for competition applications 4 bolt flange, two studs installed Completely eliminates the DOC *Off road use only. Custom tuning required*
US$ 124.30
US$ 108.90
US$ 20.00
US$ 54.95
