WCFab L5P Duramax 2" Stainless Up Pipe Kit For OEM Manifolds W/ Gaskets 2017-2024

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

Features:

• 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!

Vehicle Applications:

• 2017-2024 Chevrolet/GMC 6.6L Duramax 2500HD/3500HD 6.6L Duramax

Replaces the following GM Part Numbers:

• 12688021
• 12702943
• 12681437
• 12680270
• 12681162
• 12674813
• 12681162
• 12676611

Also fits 2019+ L5D Duramax (4500/5500/6500) Medium Duty Trucks.