GMC C25 Performance Exhaust Products

Your One-Stop Shop For Trusted GMC C25 Performance Exhaust Products

If you’re in search of GMC C25 Performance Exhaust Products aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 31 Performance Exhaust Products from top brands with prices ranging from $20.49 to $1,322.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Exhaust Products for your GMC C25.

And don’t forget to read customer reviews across all Performance Exhaust Products categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Exhaust Products have to cost top dollar, and we prove it. Browse our top GMC C25 Performance Exhaust Products below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential GMC C25 Performance Exhaust Products

Dynomax – Exhaust System Kit (Part No.89006)

Exhaust System Kit

from

$282.99
Give your vintage vehicle’s exhaust system an upgrade with a DynoMax dual header kit. Designed to attach to OE manifolds, it features a special reducer that allows for a variety of mounting options.

Product Features:
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Flowtech – Header Gaskets – Aluminum-Layered (Part No.99150FLT)

Header Gaskets - Aluminum-Layered

from

$95.99
gasket will not because the “Dead Soft” aluminum conforms to create a leak-proof seal. REAL-SEALS can also be easily trimmed for port-matching and

Product Features:
  • Multi-Layer “Dead Soft” aluminum conforms to create a leak-proof seal
  • Water/Weather Resistant
  • Re-Useable
  • Will Not Burn Or Blow Out
  • Suitable For Port-Matching
  • Made In USA
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Mr. Gasket – Aluminum Exhaust Gasket (Part No.7407G)

Aluminum Exhaust Gasket

from

$42.99
Upgrade to Mr. Gasket Aluminum Layered Header Gaskets and eliminate blown exhaust gaskets forever. They conform to warped and damaged surfaces to create an airtight, leak-proof seal and will not shrink or deteriorate EVER.

Product Features:
  • Reusable header, exhaust manifold and collector flange gaskets
  • Manufactured from “dead soft” aluminum layers – .125″ thick
  • Conforms easily to surface irregularities (warped flanges)
  • Compresses down to 0.060″ to create a tight leak-proof seal
  • Will not shrink, deteriorate, or blow out- eliminating gasket leaks
  • For high performance street, drag race and oval track use
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FEL-PRO Performance – Perforated Steel Core with Anti-Stick Coating Exhaust Manifold Gasket Set (Part No.1410)

Perforated Steel Core with Anti-Stick Coating Exhaust Manifold Gasket Set

from

$37.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Performance exhaust header gasket consisting of a high-density fiber facing material attached to both sides of a perforated steel core.
  • Resists blowout and burnout from high-temperature exhaust and is far stronger than basic paper gaskets.
  • Anti-stick coating permits motion without damaging the gasket and makes it easier to remove the gasket for future engine service.
  • Slotted bolt holes allow for easier header installation.
  • Not intended for use in emission controlled vehicles.
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Mr. Gasket – Ultra Seal: Exhaust Gasket Set (Part No.5903)

Ultra Seal: Exhaust Gasket Set

from

$44.49
Manufactured from high-temperature steel core/graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp-load. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track use.

Product Features:
  • Manufactured from high-temperature steel core/graphite faced exhaust material
  • Expanded steel core provides stability and maximum torque retention to eliminate gasket failure
  • Graphite impregnated facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head
  • Conforms to and seals minor surface irregularities
  • Can be trimmed if necessary for modified port applications
  • For OE replacement, high performance street, drag race and oval track use
  • Anti-Stick Properties
  • Easy Removal For Disassembly
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FEL-PRO Performance – Exhaust Manifold Gasket Set (Part No.1448)

Exhaust Manifold Gasket Set

from

$35.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Performance exhaust header gasket consisting of a high-density fiber facing material attached to both sides of a perforated steel core.
  • Resists blowout and burnout from high-temperature exhaust and is far stronger than basic paper gaskets.
  • Anti-stick coating permits motion without damaging the gasket and makes it easier to remove the gasket for future engine service.
  • Slotted bolt holes allow for easier header installation.
  • Not intended for use in emission controlled vehicles.
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Flowtech – Gaskets (Part No.99161FLT)

Gaskets

from

$20.49
Gaskets

Mr. Gasket – Exhaust Gasket Set (Part No.150)

Exhaust Gasket Set

from

$35.99
Manufactured from high-temperature composite exhaust material. Provides maximum torque retention to eliminate gasket failure. Can be trimmed if necessary for modified port applications. Precision die cut for an excellent fit. For OE replacement, high-performance street, drag race and oval track.

Product Features:
  • High-Temperature Exhaust Material
  • Withstands Extreme Exhaust Heat
  • Provides Excellent Sealing And Durability
  • Superior Tensile Strength
  • Resists Deteriorating
  • Provides Excellent Torque Retention
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FEL-PRO Performance – Perforated Steel Core with Anti-Stick Coating Exhaust Manifold Gasket Set (Part No.1411)

Perforated Steel Core with Anti-Stick Coating Exhaust Manifold Gasket Set

from

$42.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Performance exhaust header gasket consisting of a high-density fiber facing material attached to both sides of a perforated steel core.
  • Resists blowout and burnout from high-temperature exhaust and is far stronger than basic paper gaskets.
  • Anti-stick coating permits motion without damaging the gasket and makes it easier to remove the gasket for future engine service.
  • Slotted bolt holes allow for easier header installation.
  • Not intended for use in emission controlled vehicles.
See More

Mr. Gasket – Header Bolt Set (Part No.2210G)

Header Bolt Set

from

$43.49
Made of high quality stainless steel. These bolts will brighten up your hot rod, or improve the looks of your race car.

Product Features:
  • Bright Ball Burnish Finish
  • Made From 304 Stainless
  • Compact Hex Head Is Ideal Where Space Is Limited
  • 12 Per Set
  • Resist corrosion and provides a clean professional appearance
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Spectre – Alternator Bracket Kit 69-86 Chevy (Part No.47293)

Alternator Bracket Kit 69-86 Chevy

from

$42.99
This Spectre Alternator Bracket Kit was designed for 1969-1986 Chevrolet Small Block engines with a long water pump. This triple chrome-plated kit includes two brackets and the hardware needed to mount your alternator in a clean and professional way.

Product Features:
  • Designed for ’69-’86 Chevrolet Small Block engines with long water pump
  • Kit includes two brackets and mounting hardware
  • Triple chrome plated
  • Manufactured with high quality materials
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Mr. Gasket – Header Bolt Set (Part No.2211G)

Header Bolt Set

from

$51.99
Made of high quality stainless steel. These bolts will brighten up your hot rod, or improve the looks of your race car.

Product Features:
  • Bright Ball Burnish Finish
  • Made From 304 Stainless
  • Compact Hex Head Is Ideal Where Space Is Limited
  • 16 per Package
  • Resist corrosion and provides a clean professional appearance
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Hooker Headers – Super Competition Long Tube Headers – Ceramic Coated (Part No.2841-1HKR)

Super Competition Long Tube Headers - Ceramic Coated

from

$1322.99
Hooker has long been known for its dominance of the drag racing circuit, but did you know that Hooker can help the off-road enthusiast scorch the deserts, mountains and swamps of the world Hooker Headers use long tube lengths and long transition collectors to produce monstrous low – mid range torque without sacrificing top end horsepower. Each Hooker header is designed to provide the finest fit and most durable construction available on the market today. Hooker offers a complete line of full length and emission compatible headers for the off-road enthusiast to choose from. Whether it be a rock crawling Jeep or a 1000 mile desert racer, Hooker can bring your performance expectations to a new level.

Product Features:
  • Tuned-length primary tubes for maximum exhaust scavenging and velocity
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 18 gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for optimal performance
  • All necessary hardware included for a complete installation
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Flowtech – Full Length Headers (Truck) (Part No.31500FLT)

Full Length Headers (Truck)

from

$511.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces under hood temps for increased performance.

Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Ceramic Headers
  • Rust And Corrosion Resistance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
  • Works with power steering and power brakes
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Flowtech – High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals (Part No.11500FLT)

High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals

from

$242.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.

Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
  • Constructed of .049 cold roll flash mild steel tubing
  • Precision engineered for fit, performance and economy
  • Works with factory power steering and power brakes
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Hooker Headers – Super Competition Long Tube Headers – Painted (Part No.2840HKR)

Super Competition Long Tube Headers - Painted

from

$921.99
Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler & Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:
  • Tuned-length primary tubes for maximum exhaust scavenging and velocity
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 18 gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for optimal performance
  • All necessary hardware included for a complete installation
See More

Flowtech – Standard Header (Part No.11530FLT)

Standard Header

from

$261.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 3/8″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.

Product Features:
  • Fuel Economy From The Engine
  • Precision engineered for fit, performance and economy
  • Constructed of .049 cold roll flash mild steel tubing
  • Include All Mounting Hardware
  • Leakproof O-Ringed Port Seals
  • Mandrel-Formed Power Plenum
  • Leak Test For Max Performance
See More

Hooker Headers – Competition Header (Part No.2454-1HKR)

Competition Header

from

$669.99
Hooker Competition headers offer the best value in the high performance header market. Designed for the value-conscious buyer, Hooker Competition headers offer premium features at a very competitive price. Made of durable 16 gauge mild steel tubing, the Hooker Competition header design utilizes a long transition collector to reduce back pressure and increase exhaust flow. A perfect sealing surface is assured with the 5/16″ machined flanges, with welded O-ring seals. Experience has proven that this flange size is ideal to maintain header integrity and be pliable enough to seal each exhaust port. Tubing is mandrel-bent to maintain metal strength and provide consistent tube diameter at radii to maximize performance. Hooker Competition headers have a standard finish that features a heat-cured, high-heat-resistant paint. Optionally, the famous Hooker Ceramic Thermal Barrier Coating is available.

Product Features:
  • Tuned-length primary tubes for better performance
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 16 gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for easy, trouble-free fit
  • All necessary hardware included for a complete installation
  • Works with factory power steering, power brakes and air conditioning
See More

Flowtech – Full Length Headers (Truck) (Part No.31530FLT)

Full Length Headers (Truck)

from

$511.99
Flow tech headers are the perfect combination of performance and value. Flow tech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16″ flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces under hood temps for increased performance.

Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Ceramic Headers
  • Rust And Corrosion Resistance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
See More

Hooker Headers – Competition Long Tube Headers – Stainless (Part No.2452-2HKR)

Competition Long Tube Headers - Stainless

from

$999.99
Hooker Competition headers offer the best value in the high performance header market. Designed for the value-conscious buyer, Hooker Competition headers offer premium features at a very competitive price. Made of durable 16 gauge mild steel tubing, the Hooker Competition header design utilizes a long transition collector to reduce back pressure and increase exhaust flow. A perfect sealing surface is assured with the 5/16″ machined flanges, with welded O-ring seals. Experience has proven that this flange size is ideal to maintain header integrity and be pliable enough to seal each exhaust port. Tubing is mandrel-bent to maintain metal strength and provide consistent tube diameter at radii to maximize performance. Hooker Competition headers have a standard finish that features a heat-cured, high-heat-resistant paint. Optionally, the famous Hooker Ceramic Thermal Barrier Coating is available.

Product Features:
  • Tuned-length primary tubes for maximum exhaust scavenging and velocity
  • Mandrel-bent tubing for smooth exhaust flow
  • Sturdy 16-gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for maximum performance
  • All necessary hardware included for a complete installation
  • Works with factory power steering, power brakes and air conditioning
See More

Hooker Headers – Super Competition Long Tube Headers – Ceramic Coated (Part No.2840-1HKR)

Super Competition Long Tube Headers - Ceramic Coated

from

$1230.99
Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler & Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:
  • Tuned-length primary tubes for maximum exhaust scavenging and velocity
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 18 gauge tubing
  • Long transition collector for decreased back pressure
  • 5/16″ machined flanges for a perfect seal
  • Industry’s best welds for durability
  • Designed for optimal performance
  • All necessary hardware included for a complete installation
See More

Performance Exhaust Products Brands You Can Trust For Your GMC C25

7 trusted brands of Performance Exhaust Products line our shelves, ready to help keep your GMC C25 running smooth. Below are some of the most popular brands and their top Performance Exhaust Products offerings:

Top GMC C25 Performance Exhaust Products from Mr. Gasket

Your GMC C25 will be purring again thanks to Mr. Gasket brand Performance Exhaust Products available for online order or in-store pick up. Popular Mr. Gasket parts include:
Performance Exhaust Gasket Set For Enhanced Sealing And Durability
from $24.99
(14)
Performance Exhaust Gasket Set For Enhanced Sealing And Durability
Performance Exhaust Manifold Gaskets
Exhaust Gasket Set
from $42.99
(2)
Exhaust Gasket Set
Performance Exhaust Manifold Gaskets

Most Purchased GMC C25 Performance Exhaust Products from Flowtech

When you buy the most frequently purchased Flowtech brand Performance Exhaust Products, you can be confident it will be the right part for your GMC C25. Here are the Flowtech Performance Exhaust Products Advanced Auto customers buy the most:
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
from $242.99
(13)
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
Performance Exhaust Headers
Performance Exhaust Gasket Set For Enhanced Sealing And Durability
from $24.99
(14)
Performance Exhaust Gasket Set For Enhanced Sealing And Durability
Performance Exhaust Manifold Gaskets
Standard Header
from $261.99
This product is not rated
Standard Header
Performance Exhaust Headers

FAQs for GMC C25 Performance Exhaust Products

What are the most purchased Performance Exhaust Products for the GMC C25?

Out of 31 Performance Exhaust Products for the GMC C25, the most popular in our inventory are:
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
from $242.99
(13)
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
Performance Exhaust Headers
Header Bolt Set
from $43.49
This product is not rated
Header Bolt Set
Performance Exhaust Header Hardware
Exhaust Gasket Set
from $35.99
This product is not rated
Exhaust Gasket Set
Performance Exhaust Manifold Gaskets

What are the top-rated GMC C25 Performance Exhaust Products?

Top-rated Performance Exhaust Products for your GMC C25 based on customer reviews/ratings are:
Full Length Headers (Truck)
from $511.99
(2)
Full Length Headers (Truck)
“Great product, especially when used with stage 8 locking bolts.”
Alternator Bracket Kit 69-86 Chevy
from $42.99
(1)
Alternator Bracket Kit 69-86 Chevy
“Product did not fit my 69 Impala.Pappi”