Our aftermarket manifolds are some of the highest quality replacements on the market!

If your vehicle's exhaust is getting loud and the exhaust noise is coming from under the hood or engine then you may need to fix a cracked exhaust manifold. Replacing a broken manifold is easiest with a direct replacement manifold that will fit correctly and bolt up to you original engine and exhaust system. This manifold is a direct fitting replacement.

This cast iron exhaust manifold has been designed to eliminate the faults of the original design.

Specifications:

  • RH (Passenger Side)
  • 3 bolt flange
  • Direct replacement for the 5.0L & 5.7L engines
  • Corrosion resistant
  • Replaces original manifolds that are cracked from thermal expansion and contraction
  • Strengthened and redesigned in the vulnerable areas of failure
  • Does not fit 96 old body style G-Series, Endura Vans
  • Does not have provision for emission tubes

This cast iron exhaust manifold makes a great replacement and has good cost saving over a dealer exhaust manifold.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 1996-2002 Chevy Express 1500 Van Exhaust Manifold V8 5.0L Passenger Side Dorman 674-446
  • 1996-1999 Chevy Express 1500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 2000-2002 Chevy Express 1500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
  • 1996-1999 Chevy Express 2500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 1996-2002 Chevy Express 2500 Van Exhaust Manifold V8 5.0L Passenger Side Dorman 674-446
  • 2000-2002 Chevy Express 2500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
  • 1996-1999 Chevy Express 3500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 2000-2002 Chevy Express 3500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
  • 1996-2002 GMC Savana 1500 Van Exhaust Manifold V8 5.0L Passenger Side Dorman 674-446
  • 1996-1999 GMC Savana 1500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 2000-2002 GMC Savana 1500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
  • 1996-2002 GMC Savana 2500 Van Exhaust Manifold V8 5.0L Passenger Side Dorman 674-446
  • 1996-1999 GMC Savana 2500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 2000-2002 GMC Savana 2500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
  • 1996-1999 GMC Savana 3500 Van Exhaust Manifold V8 5.7L Passenger Side Dorman 674-446
  • 2000-2002 GMC Savana 3500 Van Exhaust Manifold V8 5.7L without Air Pump Passenger Side Dorman 674-446
Only 1 left in stock
Part #: 1AEEM00249

Ships Same Day for orders placed by 4 P.M. ET

Dorman
Brand #: 674-446

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