Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Passenger Side Up Pipe w/Gaskets (Twin Turbo)

SKU: wcfWCF100648 UPC: WCF100648
In stock - 1 item available
Regular price $345.00

Have a question about this part? We'll answer it.

Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Replace the lightweight, leak-prone passenger side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe.

Key Features

  • HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs.
  • This up pipe is built with more sweeping, less aggressive bends for use in COMPOUND / TWIN TURBO STYLE APPLICATIONS ONLY.

Fitment

Fits 2001-2004 Chevrolet Silverado 2500 HD / Chevrolet Silverado 3500 HD / GMC Sierra 2500 HD / GMC Sierra 3500 HD equipped with the 6.6L LB7 Duramax Diesel engine.

Product Details

  • Brand: Wehrli (WCFab)
  • Manufacturer Part Number: WCF100648
  • Product Type: Exhaust Pipes & Tubings

Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).

Shipping Height: 4.5

Shipping Length: 17.8

Shipping Width: 6.4

California Emissions (CARB)
Not legal for sale or use on pollution-controlled motor vehicles in California or other states that adopt California emissions standards. For off-road and competition use only.
California Proposition 65
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.