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GMC K2500 Exhaust System

We have 7 Items In-stock. Select a year to continue.
$509.60 List Price $908.56 Save $398.96 Availability: In Stock
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GIBSON – SPLIT REAR CAT-BACK EXHAUST SYSTEMS

Gibson’s Split Rear cat-back exhaust system is dyno-proven to dramatically increase the power band in the low to mid range, giving you more horsepower, torque and fuel economy and a design that leaves you room for a hitch, spare or roll pan. Gibson is known as the leading manufacturer of street-legal, high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Stainless exhausts backed by a lifetime warranty
  • Deep, rich sound (a bit louder when towing)
  • Patented Superflow technology means dramatically more efficient exhaust flow
  • Designed to work with most bumpers without interfering with a hitch, roll pan or spare tire
  • Comes in aluminized or stainless steel
  • Baffled and chambered design means optimal volumetric efficiency
  • Proven to improve torque, horsepower 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#: G2765528
  • Brand: Gibson
  • Fit Note: 4WD Must Remove Spare Tire, 78.0 in. Bed, Extended Cab Pickup, 4WD
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 15-20 h.p.
  • Anticipated Ship Out Time: 2-3 business days
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Fits the following GMC K2500 Years:
  • 1998 | 8 Cyl 5.0L | Sierra SL, Sierra SLE, Sierra SLT
$334.99 List Price $433.52 Save $98.53 Availability: In Stock
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FLOWMASTER  – AMERICAN THUNDER EXHAUST SYSTEMS

Flowmaster’s American Thunder chambered exhaust system is dyno-proven to dramatically increase the power band, giving you more horsepower, torque, fuel economy and a new image with an aggressive, rich exhaust tone. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Flowmaster’s most popular exhaust system
  • Features an aggressive sound
  • 3-year limited warranty for aluminized steel/lifetime warranty for stainless steel
  • Come in aluminized or stainless steel
  • Proven to improve torque, horsepower and gas mileage
  • Mandrel-bent tubing allows for continuous airflow
  • Quick and easy installation
  • Best for muscle cars and trucks
  • Passenger side, split  or driver side exit design
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • SKU#: F1317224
  • Brand: Flowmaster
  • Fit Note: 96.0 in. Bed, Extended Cab Pickup, Incl. 3 in. Tailpipe
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Advertised Power Gains: Typically 5-7% increase over stock
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following GMC K2500 Years:
  • 1996-1997 | 8 Cyl 7.4L | Sierra SL, Sierra SLE, Sierra SLT
$385.81 List Price $455.26 Save $69.45 Availability: In Stock
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HEARTTHROB EXHAUST – SPLIT REAR DUAL EXIT EXHAUST SYSTEMS

A power-filled exterior exhaust tone but with a less obtrusive interior tone is what you will hear from all 2 ½ inch Heartthrob Split Rear Dual Exit Cat-Back Exhaust Systems. If you desire a wilder exhaust tone, chose one of the 3 inch models. Heartthrob Exhaust manufactures a wide selection of perfect fitting, bolt-on exhausts for popular domestic and import brand pickups and even older trucks 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
  • Muffler is included
  • Will not void your vehicle’s manufacturer warranty
  • 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
  • The 2 ½ inch models are designed to clear both spare tires mounted under the bed and trailer hitches
  • Must relocate or remove the spare tire under the bed for installation of any 3 inch versions
  • Dyno-tested and flow bench tested for quality assurance
  • Engineered for no restrictions from mandrel bent tubing process
  • SKU#: HEA2002352
  • Brand: Heartthrob Exhaust
  • Fit Note: Cab & Chassis, 4WD, Crew Cab Pickup, 4WD, Extended Cab Pickup, 4WD, Standard Cab Pickup, 4WD
  • Emissions: 49-state legal - no CA shipments
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
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Fits the following GMC K2500 Years:
  • 1996-1999 | 8 Cyl 5.7L | Sierra SL, Sierra SLE, Sierra SLT
$384.15 List Price $581.03 Save $196.88 Availability: In Stock
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JBA Performance Axle-back Exhaust System boasts to give any vehicle, power, sound, and quality, three things other competitors wish they had. JBA Performance Axle-back Exhaust system gives both great looks and performance. What's more, high flow muffler gives a powerful exhaust tone, great flow, and durability without even being overwhelming from within the vehicle. Increases horsepower and torque and improves throttle response with the help of its large diameter mandrel-bent tubing. This system is finished with a polished chromed stainless steel tip that resists discoloring that also improves the look of your vehicle. When looking for a system that effectively replaces the muffler and tips, JBA Performance Axle-back Exhaust system is the best choice.

Features and Benefits:

  • Comes with a High-flow muffler which gives a powerful exhaust note that answers to your vehicle's high demand for sound
  • Enhances the look of your vehicle with its stainless steel polished chrome tip which won't discolor
  • Aggressive muffler sound level

Specifications:

  • Cat-back system
  • Single behind the rear tire exit
  • 3 in. piping diameter
  • Single inlet and outlet muffler configuration
  • Aggressive sound level
  • Comes with single 3.5 in. polished stainless steel tip
  • Mounting hardware included
  • SKU#: J21403024
  • Brand: JBA
  • Fit Note: Extended Cab Pickup, 4WD, With Short Bed, Standard Cab Pickup, 4WD, With Short Bed
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 2-3 business days
  • Attachment Style: Clamp-on
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Fits the following GMC K2500 Years:
  • 1998 | 8 Cyl 5.0L | Sierra SL, Sierra SLE, Sierra SLT
$230.15 List Price $457.54 Save $227.39 Availability: In Stock
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DYNOMAX – SUPER TURBO EXHAUST SYSTEMS

Dynomax’s Super Turbo cat-back exhaust system will not only boost your image, but is dyno-proven to dramatically increase your vehicle’s power and performance with style and a nice, cool tone. Dynomax is a world leader in the performance exhaust space, manufacturing products held to the highest engineering standards and backed by extensive research and development.

  • Backed by a limited lifetime warranty
  • Proven via dyno to flow 700 SCFM
  • Interior fiberglass matting absorbs annoying resonance for nice tone
  • Improves torque and horsepower as well as mileage
  • Mandrel-bent aluminized tubing allows for continuous airflow
  • Includes all necessary hardware
  • Direct fit
  • Legal in all 50 states
  • Straight design means exhaust flows freely and backpressure is gone
  • Uses stock hanger/mounting locations

  • SKU#: D2217381
  • Brand: Dynomax
  • Fit Note: 3 in. System; Incl. Intermediate Pipe; Super Turbo Muffler; Tail Pipe; Clamps;, 96.0 in. Bed, Standard Cab Pickup
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Clamp-on
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Fits the following GMC K2500 Years:
  • 1994-1995 | 8 Cyl 5.7L | Sierra SL, Sierra SLE
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$297.73 List Price $644.73 Save $347.00 Availability: In Stock
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Diamond Eye's Performance Exhaust System is designed to provide optimum performance, better throttle response, improved fuel economy and lowers exhaust gas temperature. Delivers an aggressive exhaust tone.

Feature:

  • 16-gauge aluminized steel tubing

Notes:

  • For off road use - Not legal for use on public roads and highways

Specifications:

  • Turbo-back system
  • Single behind the rear tire exit
  • 4 in. piping diameter
  • Single inlet and outlet muffler configuration
  • Aggressive sound level
  • Mounting hardware included
  • SKU#: DIAK4102A
  • Brand: Diamond Eye
  • Fit Note: Cab & Chassis, 4WD, Crew Cab Pickup, 4WD, Extended Cab Pickup, 4WD, Standard Cab Pickup, 4WD
  • Emissions: For off road/track use
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 2-3 business days
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Fits the following GMC K2500 Years:
  • 1994-2000 | 8 Cyl 6.5L | Sierra SL, Sierra SLE, Sierra SLT
  • 1994 | 8 Cyl 6.5L | Sierra SL, Sierra SLE, Sierra SLT
$538.82 List Price $635.81 Save $96.99 Availability: In Stock
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BULLY DOG RAPID FLOW SINGLE EXHAUST SYSTEM

Bully Dog's Rapid Flow exhaust system is made from highly durable aluminized steel for better heat and corrosion resistance. Designed and built with absolute minimal degree angles on 6 in. radius bends, this system reduces exhaust gas temperatures up to 200 degrees. This system is dyno proven to provide a significant gain in horsepower and torque.

Specifications
  • Aluminized steel
  • Turbo-back system
  • Single exit, Straight out the back
  • Up to 14 h.p. and 28 lbs.-ft. of torque
  • 4 in. main piping diameter
  • 4 in. tail pipe diameter
  • 4 in. down pipe diameter
  • Not specified sound level
  • Single inlet and outlet muffler configuration
  • Single polished stainless steel exhaust tip
  • Includes mounting hardware
  • 0
  • Clamp-on installation
  • 1-year Bully Dog limited warranty
  • SKU#: B1583060
  • Brand: Bully Dog
  • Fit Note: 78.0 in. Bed, Extended Cab Pickup, 4WD, 78.0 in. Bed, Standard Cab Pickup, 4WD, 96.0 in. Bed, Extended Cab Pickup, 4WD, 96.0 in. Bed, Standard Cab Pickup, 4WD
  • Quantity Sold: Assembly
  • Muffler Sound Level: Not Specified
  • Recommended Use: Performance
  • Advertised Power Gains: Up to 14 h.p. and 28 lbs.-ft. of torque
  • Anticipated Ship Out Time: 3-4 business days
(see more)
Fits the following GMC K2500 Years:
  • 1994-2000 | 8 Cyl 6.5L | Sierra SL, Sierra SLE, Sierra SLT
  • 1994 | 8 Cyl 6.5L | Sierra SL, Sierra SLE, Sierra SLT
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