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GMC R3500 Exhaust Manifold

We have 5 Items In-stock. Select a year to continue.
$29.66 List Price $102.68 Save $73.02 Availability: In Stock
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EXHAUST MANIFOLD -- Cast iron construction; A high quality, direct fit OE replacement exhaust manifold; Made with durable, heat controlling materials for long-lasting life; Backed by 1-year, unlimited-mileage warranty.
  • SKU#: G960717
  • Brand: Replacement
  • Fit Note: Vin code K
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: 1-2 Business Days
  • Number of Cylinders: 8
  • Replaces OE Number: 14093653
  • Warranty: 1-year, unlimited-mileage warranty
 
Fits the following GMC R3500 Years:
  • 1990-1991 | 8 Cyl 5.7L | SLE
  • 1987-1991 | 8 Cyl 5.7L | Base
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$93.65 List Price $110.51 Save $16.86 Availability: In Stock
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DORMAN – OE REPLACEMENT EXHAUST MANIFOLD

Swap out your warped exhaust manifold with this OE replacement exhaust manifold from Dorman. Its heavy-duty design is resistant to leaks and corrosion, and its secure fit ensures all gases are safely routed through your exhaust system. Since 1918, Dorman Products has supplied the automotive aftermarket with high-quality replacement parts, hardware and fasteners.

  • Anti-leak protection
  • Manufactured with cast iron or stainless tubular steel
  • Comes with gaskets and hardware needed for assembly (check application)
  • SKU#: RB674158
  • Brand: Dorman
  • Fit Note: FI
  • Product Fit: Direct Fit
  • Quantity Sold: Kit
  • Anticipated Ship Out Time: Same day - 1 business day
  • Aspiration Type: Naturally aspirated
  • Includes: Three studs, three nuts, three springs, three washers, heat shield, and one flange gasket
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Fits the following GMC R3500 Years:
  • 1990-1991 | 8 Cyl 5.7L | SLE
  • 1989-1991 | 8 Cyl 5.7L | Base
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$79.30 List Price $123.48 Save $44.18 Availability: In Stock
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Replacement OE Style Exhaust Manifold is a high quality replacement for your old or damaged factory unit. It is an OE comparable unit at an affordable price; perfect for your maintenance and restoration projects. Made from tough, rigid steel.

  • OE comparable part
  • Affordable replacement for broken or damaged part

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in body parts and lighting products; it also stocks OE comparable electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.

  • SKU#: G960729
  • Brand: Replacement
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Anticipated Ship Out Time: 1-2 Business Days
  • Number of Cylinders: 8
  • Replaces OE Number: 12551444
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Fits the following GMC R3500 Years:
  • 1990-1991 | 8 Cyl 7.4L | Base, SLE
  • 1987-1989 | 8 Cyl 7.4L | Base, High Sierra, Sierra Classic
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"not bad for money but made in china it seams ok but only time will tell .it has a one year warenty so i'll wate and see" posted by: clyde on December 29, 2009

$288.83 List Price $340.82 Save $51.99 Availability: In Stock
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HEARTTHROB EXHAUST – MANIFOLD-BACK DUAL EXIT EXHAUST SYSTEMS

A power-filled and fire-breathing exhaust tone is what you will hear from every Heartthrob Manifold Back Duel Exit Exhaust System. Heartthrob Exhaust makes this exhaust system for a wide selection of older vehicles. Bolting this effective exhaust system on your classic vehicle will rejuvenate your ride and make you want to drive it even more! The manifold-back duel-exit design assists with maximizing exhaust flow for a noticeable horsepower and torque boost and the powerful sound of it is sure to put a smile on your face. Heartthrob Exhausts are manufactured in a high tech facility in Minnesota with state-of-the-art computer based CNC manufacturing tooling and equipment. Run by a staff of 30 of dutiful employees, all of whom are knowledge filled exhaust experts, assures you will get a perfect fitting exhaust for your vehicle. This small family-owned exhaust company now has over 37 years of exhaust manufacturing experience and takes pride in every exhaust they make.

  • Manufactured in USA
  • Installs directly to your vehicle’s stock manifold
  • Glass-pack muffler tips come with front exit kits
  • Aluminized tubing is 2 ¼ inch in diameter
  • Depending on vehicle, there is a choice of split-rear exit, front exit in front of rear tires or stock exit
  • Dyno-tested and flow bench tested for quality assurance
  • Engineered for no restrictions from the mandrel bent tubing process
  • This kit is not street legal only if your vehicle was equipped with a catalytic converter when new
  • SKU#: HEA4144SK
  • Brand: Heartthrob Exhaust
  • Fit Note: Crew Cab Pickup, RWD, up To 132 in. Wheelbase, greater than 132 in. longer extensions are required, small block., Standard Cab Pickup, RWD, up To 132 in. Wheelbase, greater than 132 in. longer extensions are required, small block.
  • Emissions: For off road/track use
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following GMC R3500 Years:
  • 1987 | 8 Cyl 5.7L | Base, High Sierra, Sierra Classic
$333.68 List Price $393.74 Save $60.06 Availability: In Stock
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HEARTTHROB EXHAUST – MANIFOLD-BACK DUAL EXIT EXHAUST SYSTEMS

A power-filled and fire-breathing exhaust tone is what you will hear from every Heartthrob Manifold Back Duel Exit Exhaust System. Heartthrob Exhaust makes this exhaust system for a wide selection of older vehicles. Bolting this effective exhaust system on your classic vehicle will rejuvenate your ride and make you want to drive it even more! The manifold-back duel-exit design assists with maximizing exhaust flow for a noticeable horsepower and torque boost and the powerful sound of it is sure to put a smile on your face. Heartthrob Exhausts are manufactured in a high tech facility in Minnesota with state-of-the-art computer based CNC manufacturing tooling and equipment. Run by a staff of 30 of dutiful employees, all of whom are knowledge filled exhaust experts, assures you will get a perfect fitting exhaust for your vehicle. This small family-owned exhaust company now has over 37 years of exhaust manufacturing experience and takes pride in every exhaust they make.

  • Manufactured in USA
  • Installs directly to your vehicle’s stock manifold
  • Glass-pack muffler tips come with front exit kits
  • Aluminized tubing is 2 ¼ inch in diameter
  • Depending on vehicle, there is a choice of split-rear exit, front exit in front of rear tires or stock exit
  • Dyno-tested and flow bench tested for quality assurance
  • Engineered for no restrictions from the mandrel bent tubing process
  • This kit is not street legal only if your vehicle was equipped with a catalytic converter when new
  • SKU#: HEA1014144
  • Brand: Heartthrob Exhaust
  • Fit Note: Crew Cab Pickup, RWD, up To 132 in. Wheelbase, greater than 132 in. longer extensions are required, small block., Standard Cab Pickup, RWD, up To 132 in. Wheelbase, greater than 132 in. longer extensions are required, small block.
  • Emissions: For off road/track use
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
(see more)
Fits the following GMC R3500 Years:
  • 1987 | 8 Cyl 5.7L | Base, High Sierra, Sierra Classic
Select more GMC R3500 parts under Headers, Manifolds & Components from list below.