APWPART FINDER
My Vehicle Add New
  • Select Year
  • Select Make
  • Select Model
  • Select Submodel
  • Select Engine

Shop by Brand

GMC C15 Exhaust System

We have 5 Items In-stock. Select a year to continue.
$333.23 List Price $578.96 Save $245.73 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
GIBSON – SWEPT SIDE CAT-BACK EXHAUST SYSTEMS

Gibson’s Swept Side cat-back exhaust system is dyno-proven to dramatically increase the power band in the 1800-3000 RPM range, giving you more horsepower, torque, fuel economy and towability with a rich, deep exhaust tone. Gibson is known as the leading manufacturer of street-legal, high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Gibson’s most popular, affordable and leading performance exhaust system
  • Stainless steel exhausts backed by a lifetime warranty
  • Patented Superflow technology means dramatically more efficient exhaust flow
  • Optimizes towing power, hill climbing and passability
  • Comes in aluminized or stainless steel
  • Proven to improve torque, horsepower (up to 20 hp) and gas mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Polished stainless tips feature sleek clampless connection
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • Made in America
  • Legal in all 50 states
  • SKU#: G27315566
  • Brand: Gibson
  • Fit Note: Standard Cab Pickup, 78.0 in. Bed, Stock Single Converter, Standard Cab Pickup, 78.0 in. Bed, Standard Cab Pickup, 96.0 in. Bed, Stock Single Converter, Standard Cab Pickup, 96.0 in. Bed
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 15-20 h.p.
  • Anticipated Ship Out Time: 1-2 Business Days
(see more)
Fits the following GMC C15 Years:
  • 1978 | 8 Cyl 7.4L | Street Coupe
  • 1977-1978 | 8 Cyl 7.4L | Heavy Half
(see more)
$307.29 List Price $362.60 Save $55.31 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)

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#: HEA1024768
  • Brand: Heartthrob Exhaust
  • Fit Note: Standard Cab Pickup, RWD, big block, up To 132 in. Wheelbase, greater than 132 in. longer extensions are required, system mounts below the frame, system runs outside the frame.
  • Emissions: For off road/track use
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
(see more)
Fits the following GMC C15 Years:
  • 1978 | 8 Cyl 7.4L | Street Coupe
  • 1977-1978 | 8 Cyl 7.4L | Heavy Half
(see more)
$449.55 List Price $796.15 Save $346.60 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)
GIBSON – SWEPT SIDE CAT-BACK EXHAUST SYSTEMS

Gibson’s Swept Side cat-back exhaust system is dyno-proven to dramatically increase the power band in the 1800-3000 RPM range, giving you more horsepower, torque, fuel economy and towability with a rich, deep exhaust tone. Gibson is known as the leading manufacturer of street-legal, high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Gibson’s most popular, affordable and leading performance exhaust system
  • Stainless steel exhausts backed by a lifetime warranty
  • Patented Superflow technology means dramatically more efficient exhaust flow
  • Optimizes towing power, hill climbing and passability
  • Comes in aluminized or stainless steel
  • Proven to improve torque, horsepower (up to 20 hp) and gas mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Polished stainless tips feature sleek clampless connection
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • Made in America
  • Legal in all 50 states
  • SKU#: G27615566
  • Brand: Gibson
  • Fit Note: Standard Cab Pickup, 78.0 in. Bed, Stock Single Converter, Standard Cab Pickup, 78.0 in. Bed, Standard Cab Pickup, 96.0 in. Bed, Stock Single Converter, Standard Cab Pickup, 96.0 in. Bed
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 8-10 h.p.
  • Anticipated Ship Out Time: 1-2 Business Days
(see more)
Fits the following GMC C15 Years:
  • 1978 | 8 Cyl 7.4L | Street Coupe
  • 1977-1978 | 8 Cyl 7.4L | Heavy Half
(see more)
$333.68 List Price $393.74 Save $60.06 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)

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: 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 C15 Years:
  • 1978 | 8 Cyl 6.6L | Street Coupe
  • 1977-1978 | 8 Cyl 5.7L | Heavy Half
(see more)
$256.95 List Price $303.20 Save $46.25 Availability: In Stock
  • Free Ground Shipping
  • Low Price Guarantee
(

more

)

HEARTTHROB EXHAUST – DEEP-TONED DUAL EXIT CAT-BACK EXHAUST SYSTEMS

A power-filled and fire-breathing exhaust tone is what you will hear from every Heartthrob Deep-Toned Dual Exit Cat-Back Exhaust System. Heartthrob Exhaust manufactures a wide selection of perfect fitting, bolt-on exhausts for a wide variety of popular pickups, SUVs, cars and even older vehicles too. The split-rear duel-exit design assists with improving exhaust flow for a noticeable horsepower and torque boost. Drop those pipe cutters and blow torch! Heartthrob Exhausts are loved by pickup truck owners because it does not require any pipe cutting for a good fit. With a Heartthrob Exhaust you get the exact direct fit version for any size pickup bed and cab length. 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
  • The Deep-Toned Duel Exit Cat-Back Exhaust is Heartthrob’s best selling exhaust system
  • Will not void your vehicle’s manufacturer warranty
  • Includes glass-pack muffler tips
  • Comes with all parts necessary for installation: clamps, hangers, pipes, hardware and muffler tips
  • The split-rear duel-exit exhaust style ensures better exhaust flow
  • Designed to clear both spare tires mounted under the bed and trailer hitches
  • Dyno-tested and flow bench tested for quality assurance
  • Engineered for no restrictions from the mandrel bent tubing process
  • SKU#: HEA1004385
  • Brand: Heartthrob Exhaust
  • Fit Note: Standard Cab Pickup, RWD
  • Emissions: 49-State Legal - no CA shipments
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
(see more)
Fits the following GMC C15 Years:
  • 1978 | 8 Cyl 5.7L | Street Coupe
  • 1977-1978 | 8 Cyl 5.7L | Heavy Half
(see more)