WC Fab Billet Exhaust Manifolds, 2017-2024 L5P/L5D

Part# ‍WCF100373

$1,374.10 Regular price $1,526.78

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2017 thru 2024 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P & 2019-2024 4500HD/5500HD/6500HD L5D Duramax Diesel

Replace the restrictive factory cast parts with Wehrli Custom Fabrication's high-strength, TIG-welded high-flow billet steel components. These manifolds are exhaust port gasket matched and internally divided for optimal flow with OEM or ported cylinder heads. 

Features:

  • Fully TIG welded, CNC machined billet steel
  • Finished in Black Ceramic Coat rated for 1800ºF
  • Enhanced exhaust flow, improve turbo spool up & lower EGT's
  • Increased power and economy
  • 1/8 NPT port (and optional plug) included in driver side manifold for installation of EGT or drive pressure sensor
  • Fully compatible with OEM up-pipes or WCFab 2" Stainless Up Pipes
  • No tuning required
  • This kit works correctly with EGR and all emissions controls present for the 2017-2024 L5P/L5D

Includes:

  • Driver & Passenger Billet Exhaust Manifolds
  • Manifold, EGR flange & manifold to up pipe gaskets
  • ARP 12pt. fasteners, washers & assembly lube

Notes:

  • Only compatible with OEM style up pipes or WCFab 2" Stainless Up Pipes
  • 3-5 business day processing time before shipment
*THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT IS NOT LEGAL IN CALIFORNIA.*