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Wehrli Custom Fab Duramax S400 3" Down Pipe (2001-2010)**

Fits: 2001-2010 GM/Duramax
Cannot be shipped to California
Pricing: $214.62

Customize Your Item

- Select Model Year 2001-2016 -
 * required
- Select Pedestal Height -
 * required


LB7/LLY/LBZ/LMM Duramax 3" Down pipe for S400 turbo with 4.6" Diameter flat exhaust outlet flange (Half marmon). This down pipe mates to the exhaust system v-band flange with OEM clamp for easy install. Must be used with a T4 pedestal between 5.5-6.5" tall.

For LB7 use WCF100878

For LLY/LBZ/LMM use WCF100811

Cannot be shipped to California

Shipping Information

  • Item Requires Shipping
  • 7.0 lbs.
  • W6.0000” x H6.0000” x L24.0000”

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