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Wehrli Part # WCFWCF207-106

Wehrli 3.5in x 4in ID Straight Reducer x 3in Long Silicone Boot & Clamp Kit - WCF207-106

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Ships from Buffalo, NYOur U.S. warehouse
Trusted since 2005Enthusiasts behind the counter

Contains one 3.5" x 4" ID Straight Reducer x 3" Long Silicone Boot, one 4" T-Bolt Clamp and one 3.5" T-Bolt Clamp.

Replacement part for:

  • 2004.5-2005 LLY Duramax 4" Intake Kit with Air Box (WCF100191)
  • 2004.5-2005 LLY Duramax 4" Intake Kit (WCF100335)
  • 2001-2004 LB7 Duramax 4" Intake Kit with Air Box (WCF100190)
  • 2001-2004 LB7 Duramax 4" Intake Kit (WCF100334)
  • 2001-2004 LB7 Duramax 4" Intake Kit with Air Box Stage 2 (WCF100300)
  • 2001-2004 LB7 Duramax Stage 2 High Flow Intake Bundle Kit (WCF100435)
  • 2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit (WCF100712)
  • 2003-2007 5.9L Cummins S400/Stock Twin Turbo Kit (WCF100567)

Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.

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