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Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 2
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 3
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 4
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 5
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 6
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 7
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 8
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 9
Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware - Image 10

Wehrli 01-04 Duramax LB7 Billet Exhaust Manifold & SS Up Pipes w/ Gaskets and ARP Hardware

SKU: WCF100174

$ USD
  • $ USD

$2,213.99

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Product information
Weight 37 lbs
Dimensions 30 × 10 × 10 in
air_freight_prohibited

false
not_carb_approved

true
carb_acknowledgement_required

true
ltl_freight_required

false
prop_65

Y
part_type

automotive
epa

Compliant
upc

WCF100174
brand

Wehrli
part_number

WCF100174
Description
WCFab's 2001-2004 LB7 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with 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. Outlet locations allow full compatibility with OEM style up pipes and are paired with WCFab's 2" Stainless High-Flow Up Pipes for optimized performance. Includes new gaskets, ARP 12PT fasteners, and assembly lube for easy install. Finished in Black Ceramic Coat rated for 2000 deg F. Manifold replaces the following GM Part Numbers: 12637647, 12624683, 97224587 Wehrli Custom Fab Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware, 01-04 Duramax
  • 1/8 NPT ports (and optional plugs) included in driver and passenger side manifold for installation of EGT or drive pressure sensors
  • Fully TIG Welded, CNC machined billet steel exhaust manifolds
  • Finished in Black Ceramic Coat rated for 2000 deg F
  • Includes new gaskets for manifolds & up pipes
  • Includes ARP 12PT Fasteners and Washers
  • Made in USA

Description

WCFab’s 2001-2004 LB7 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with 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. Outlet locations allow full compatibility with OEM style up pipes and are paired with WCFab’s 2″ Stainless High-Flow Up Pipes for optimized performance. Includes new gaskets, ARP 12PT fasteners, and assembly lube for easy install. Finished in Black Ceramic Coat rated for 2000 deg F.

Manifold replaces the following GM Part Numbers: 12637647, 12624683, 97224587
Wehrli Custom Fab Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware, 01-04 Duramax

  • 1/8 NPT ports (and optional plugs) included in driver and passenger side manifold for installation of EGT or drive pressure sensors
  • Fully TIG Welded, CNC machined billet steel exhaust manifolds
  • Finished in Black Ceramic Coat rated for 2000 deg F
  • Includes new gaskets for manifolds & up pipes
  • Includes ARP 12PT Fasteners and Washers
  • Made in USA

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