Dorman Products

Dorman 674-5603 Exhaust Manifold

In stock
SKU: 591|6745603
$192.50

Product details

  • SKU 591|6745603
  • Barcode 885484616615

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Description

Product Description

This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

  • Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction - durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair - includes all necessary gaskets and downpipe hardware
  • Trustworthy design - built by industry leader in aftermarket manifolds

Detailed Applications

Year Make Model Configuration Positions Application Notes
2007 Chevrolet W3500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Chevrolet W4500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 GMC W3500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 GMC W4500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Isuzu NPR V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Isuzu NPR-HD V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Workhorse W16 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Workhorse W18 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Workhorse W42 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Workhorse W62 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2007 Workhorse Custom Chassis W42 V8 365 6.0L (5972cc); GAS Left wo/Ceramic Coating
2006 Chevrolet W3500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Chevrolet W4500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 GMC W3500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 GMC W4500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Isuzu NPR V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Isuzu NPR-HD V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Workhorse W16 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Workhorse W18 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Workhorse W42 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Workhorse W62 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2006 Workhorse Custom Chassis W42 V8 365 6.0L (5972cc); GAS Left wo/Ceramic Coating
2005 Chevrolet W3500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Chevrolet W4500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 GMC W3500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 GMC W4500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Isuzu NPR V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Isuzu NPR-HD V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Workhorse FasTrack FT1461 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Workhorse FasTrack FT1801 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2005 Workhorse Custom Chassis P42 V8 365 6.0L (5972cc); GAS Left wo/Ceramic Coating
2004 Chevrolet W3500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Chevrolet W4500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 GMC W3500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 GMC W4500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Isuzu NPR V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Isuzu NPR-HD V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Workhorse FasTrack FT1461 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Workhorse FasTrack FT1801 V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2004 Workhorse Custom Chassis P42 V8 365 6.0L (5972cc); GAS Left wo/Ceramic Coating
2003 Chevrolet W3500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2003 Chevrolet W4500 Tiltmaster V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2003 GMC W4500 Forward V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2003 Isuzu NPR V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating
2003 Isuzu NPR-HD V8 364 6.0L (5967cc); GAS Left wo/Ceramic Coating

Product Specifications

Color: Natural
Gasket Or Seal Included: Yes
Grade Type: Regular
Heat Shield Included: Yes
Material: Cast Iron
Mounting Hardware Included: Yes
Package Contents: Exhaust Manifold; 1 Manifold Gasket; 3 Studs; 3 Nuts
Package Quantity: 1
Packaging Type: Box
Port Shape: Round

OE Numbers

DIRECT OE CROSS
12570671 GENERAL MOTORS
12603737 GENERAL MOTORS
8-12570-671-0 ISUZU
8-12603-737-0 ISUZU
NON-DIRECT OE CROSS
12603738 GENERAL MOTORS