2017- 2024 L5P  2" STAINLESS UP PIPE KIT FOR OEM MANIFOLDS WITH GASKETS

• PASSENGER SIDE UP PIPE
• DRIVER SIDE UP PIPE
• UP PIPE GASKETS (4)

Replace the lightweight, leak prone, 1 5/8" OEM up pipes on your 2017-2023 Newer 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.

Fully compatible with WCFab Billet Exhaust Manifolds (Part Number WCF100373).

INCLUDES GASKETS! -NO Tuning required, bolt on! -Will fit on stock truck no other modifications or upgrades necessary!

Replaces the following GM Part Numbers: 12688021, 12702943, 12681437, 12680270, 12681162, 12674813, 12681162, 12676611

ADD ON L5P DURAMAX UP PIPE BOLT KIT FOR 2017+ DURAMAX (12 WASHERS/BOLTS FOR INSTALLING BOTH UP PIPES. INCLUDES ARP LUBE) +$57.00