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Wehrli 06-10 Chevrolet 6.6L LBZ/LMM Duramax 3.5in Intake Horn - WCFab Red

5" Intake Horn for LBZ/LMM Duramax with VGT Turbo. Complement your WCFab intake kit with this high flow turbo horn powder coated your choice of color. Wehrli Custom Fab Intake Horn, 5in., for 2006-2010 Duramax LBZ/LMM, WCFab Red Not compatible with OEM or other aftermarket intake systems that have the boot connection (intake to horn) molded to the intake pipe/not removable. If your intake uses a Boot and two clamps for connection, then the WCFab horn will work with that intake.
  • 4.8 in. Inlet, Largest Intake horn on the market
  • Custom Single Stage Powder Coating
  • Eliminates Resonator Connection
  • Stainless Steel T-Bolt Clamps
  • Cast Aluminum Construction
  • Silicone Reducer Boot
  • Includes PCV Port
  • O-Ring Seal
  • Made in USA

Improve intake airflow on your 2006-2010 Chevrolet Silverado or GMC Sierra equipped with the 6.6L Duramax LBZ or LMM engine using the Wehrli Custom Fab WCF100412-RED Intake Horn. Designed for VGT turbo applications, this high-flow intake horn features a large 4.8-inch inlet to support efficient air delivery and complement a compatible WCFab intake system. Its red single-stage powder-coated finish adds durable protection and a clean, performance-oriented appearance.

The Wehrli intake horn is constructed from cast aluminum and includes a silicone reducer boot, stainless steel T-bolt clamps, an O-ring seal, and a PCV port for a secure, reliable installation. It eliminates the factory resonator connection and is designed to work with intake systems that connect using a removable boot and two clamps. It is not compatible with OEM or aftermarket intake systems where the boot connection is permanently molded into the intake pipe.

Made in the USA, the WCF100412-RED is engineered as a direct complement to select Wehrli Custom Fab intake kits for LBZ and LMM Duramax applications. Verify your existing intake configuration and vehicle fitment before ordering. This product is EPA compliant; however, it is not CARB approved and may not be legal for use in emissions-controlled applications requiring CARB certification. California Proposition 65 warnings may apply.

Features:

  • Fitment: Designed for 2006-2010 Chevrolet Silverado and GMC Sierra 6.6L Duramax LBZ/LMM applications with VGT turbochargers
  • High-Flow Inlet: Features a large 4.8-inch inlet to support improved intake airflow
  • Construction: Cast aluminum intake horn built for strength and durability
  • Finish: Red single-stage powder coating provides a durable protective surface
  • Connection: Includes a silicone reducer boot, stainless steel T-bolt clamps, and O-ring seal
  • Resonator Elimination: Removes the resonator connection from the compatible intake system
  • PCV Port: Includes an integrated port for crankcase ventilation connection
  • Compatibility: Works with intake systems using a removable boot and two clamps
  • Made in USA: Manufactured by Wehrli Custom Fab in the United States
  • Emissions: EPA compliant but not CARB approved; verify local emissions requirements before installation

Fitment:
Chevrolet Silverado 2500 HD LS 2006
Chevrolet Silverado 2500 HD LT 2006
Chevrolet Silverado 2500 HD LT 2007
Chevrolet Silverado 2500 HD LT 2008
Chevrolet Silverado 2500 HD LT 2009
Chevrolet Silverado 2500 HD LT 2010
Chevrolet Silverado 2500 HD LTZ 2007
Chevrolet Silverado 2500 HD LTZ 2008
Chevrolet Silverado 2500 HD LTZ 2009
Chevrolet Silverado 2500 HD LTZ 2010
Chevrolet Silverado 2500 HD WT 2006
Chevrolet Silverado 2500 HD WT 2007
Chevrolet Silverado 2500 HD WT 2008
Chevrolet Silverado 2500 HD WT 2009
Chevrolet Silverado 2500 HD WT 2010
Chevrolet Silverado 2500 HD Classic LS 2007
Chevrolet Silverado 2500 HD Classic LT 2007
Chevrolet Silverado 2500 HD Classic WT 2007
Chevrolet Silverado 3500 LS 2006
Chevrolet Silverado 3500 LT 2006
Chevrolet Silverado 3500 WT 2006
Chevrolet Silverado 3500 Classic LS 2007
Chevrolet Silverado 3500 Classic LT 2007
Chevrolet Silverado 3500 Classic WT 2007
Chevrolet Silverado 3500 HD LT 2007
Chevrolet Silverado 3500 HD LT 2008
Chevrolet Silverado 3500 HD LT 2009
Chevrolet Silverado 3500 HD LT 2010
Chevrolet Silverado 3500 HD LTZ 2007
Chevrolet Silverado 3500 HD LTZ 2008
Chevrolet Silverado 3500 HD LTZ 2009
Chevrolet Silverado 3500 HD LTZ 2010
Chevrolet Silverado 3500 HD WT 2007
Chevrolet Silverado 3500 HD WT 2008
Chevrolet Silverado 3500 HD WT 2009
Chevrolet Silverado 3500 HD WT 2010
GMC Sierra 2500 HD SL 2006
GMC Sierra 2500 HD SLE 2006
GMC Sierra 2500 HD SLE 2007
GMC Sierra 2500 HD SLE 2008
GMC Sierra 2500 HD SLE 2009
GMC Sierra 2500 HD SLE 2010
GMC Sierra 2500 HD SLT 2006
GMC Sierra 2500 HD SLT 2007
GMC Sierra 2500 HD SLT 2008
GMC Sierra 2500 HD SLT 2009
GMC Sierra 2500 HD SLT 2010
GMC Sierra 2500 HD WT 2006
GMC Sierra 2500 HD WT 2007
GMC Sierra 2500 HD WT 2008
GMC Sierra 2500 HD WT 2009
GMC Sierra 2500 HD WT 2010
GMC Sierra 2500 HD Classic SL 2007
GMC Sierra 2500 HD Classic SLE 2007
GMC Sierra 2500 HD Classic SLT 2007
GMC Sierra 2500 HD Classic WT 2007
GMC Sierra 3500 SL 2006
GMC Sierra 3500 SLE 2006
GMC Sierra 3500 SLT 2006
GMC Sierra 3500 WT 2006
GMC Sierra 3500 Classic SL 2007
GMC Sierra 3500 Classic SLE 2007
GMC Sierra 3500 Classic SLT 2007
GMC Sierra 3500 Classic WT 2007
GMC Sierra 3500 HD SLE 2007
GMC Sierra 3500 HD SLE 2008
GMC Sierra 3500 HD SLE 2009
GMC Sierra 3500 HD SLE 2010
GMC Sierra 3500 HD SLT 2007
GMC Sierra 3500 HD SLT 2008
GMC Sierra 3500 HD SLT 2009
GMC Sierra 3500 HD SLT 2010
GMC Sierra 3500 HD WT 2007
GMC Sierra 3500 HD WT 2008
GMC Sierra 3500 HD WT 2009
GMC Sierra 3500 HD WT 2010