Replace the lightweight, leak prone, 1 5/8" OEM up pipes on your 2017-2019 Duramax with these heavy duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGT's. This kit is for use with factory exhaust manifolds.
-Includes Gaskets
-No tuning Required WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov