2001-2016 GM 6.6L Duramax Diesel Up Pipes & Gaskets
They are a exact fit replacement of original factory up pipes, however flow 55% more exhaust than the factory up pipes!
-lowers EGT's and faster turbo response.
-Bolt on replacement high quality 304 Stainless Steel heavy duty 11 gauge .120 wall tubing, 2 inch Outside Diameter left and right high flow Up-pipes.
-Up pipes are welded with a high quality hand tig welding process.
-Free Flowing heavy duty high quality 304 Stainless Steel Inner Liner Bellows. Fits all non- Egr equipped 6.6L Duramax Diesel engines.
-Includes turbo to up pipe and manifold to up pipe multi layer 304 stainless gaskets.
Designed for exact fit and to bolt directly to your Factory GM Duramax 6.6L exhaust manifolds and turbo charger inlet flange. Pipes have proper clearance for exact fit of down pipe.