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Hummer H3 Exhaust System

We have 4 Items In-stock. Select a year to continue.
$445.33 List Price $796.15 Save $350.82 Availability: In Stock
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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#: G27612801
  • Brand: Gibson
  • Fit Note: Stainless, Exits In Rear Stock Location, Incl. Superflow(TM) CFT Muffler/3 in. Pipes/4 in. Polished Stainless Tip/Hangers/Clamps/Hardware
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate to Aggressive
  • Recommended Use: Performance
  • Advertised Power Gains: 8-10 h.p.
  • Anticipated Ship Out Time: 2-3 business days
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Fits the following Hummer H3 Years:
  • 2008-2010 | 8 Cyl 5.3L | Alpha
  • 2009 | 8 Cyl 5.3L | Championship Series
$694.90 List Price $899.28 Save $204.38 Availability: In Stock
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MAGNAFLOW PERFORMANCE EXHAUST SYSTEMS

Over the past 30 years, Magnaflow has grown as a market leader of exhaust systems, focusing on three key elements with each product they produce—quality, power and sound. Magnaflow’s Performance exhaust systems feature stainless steel construction and mandrel bent pipes, allowing for greater fuel economy and improved performance. A full-bodied exhaust note, emblematic of the brand, is achieved through the smooth, lap-joint welded body, tightly packed with acoustical fibers designed to dampen irritating pitch tones.

  • SKU#: M6616592
  • Brand: Magnaflow
  • Quantity Sold: Assembly
  • Muffler Sound Level: Moderate
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 1-2 Business Days
  • Attachment Style: Bolt/Clamp On
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Fits the following Hummer H3 Years:
  • 2009-2010 | 8 Cyl 5.3L | Alpha
  • 2009 | 8 Cyl 5.3L | Championship Series
$618.99 List Price $801.05 Save $182.06 Availability: In Stock
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FLOWMASTER  – FORCE II EXHAUST SYSTEMS

Flowmaster’s Force II exhaust system is dyno-proven to dramatically increase the power band, giving you more horsepower, torque, fuel economy and a nice mild tone that doesn’t draw too much attention or seem too obnoxious for your daily commute. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of high performance exhaust systems and respected for design, innovation and engineering.

  • Features a mild sound thanks to the use of larger displacement mufflers and resonators
  • 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 daily driver type vehicles
  • Passenger side, split  or driver side exit design
  • Dyno-tested
  • Direct fit by vehicle year, make and model
  • SKU#: F13817526
  • Brand: Flowmaster
  • Fit Note: Single
  • Quantity Sold: Assembly
  • Muffler Sound Level: Mild
  • 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 Hummer H3 Years:
  • 2007-2010 | 5 Cyl 3.7L | Base
  • 2007-2009 | 5 Cyl 3.7L | X
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$995.99 List Price $1,175.27 Save $179.28 Availability: In Stock
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BORLA – PERFORMANCE STAINLESS STEEL EXHAUST SYSTEMS

Uncompromised quality and precision manufacturing is what you get in every Borla Stainless Steel Exhaust System. Borla manufactures hundreds of perfect fitting, bolt-on exhausts for a wide variety of popular pickups, SUVs, cars and exotic cars too. Borla even makes a Universal Hot Rod Kit to fabricate your own custom exhaust, perfect for those working on a custom car project on the weekends. This writer purchased a Borla exhaust for his truck way back in the 1990s and now that truck with the same Borla exhaust has been driven over 500,000 miles with no trouble at all. The Borla exhaust still looks great and sounds fantastic after many years and many miles of use. A Borla exhaust does cost a little more than most of the competitor’s exhausts but for that extra investment you get Borla’s signature sound and peace-of-mind knowing that you purchased a quality exhaust that will outlive most other exhaust brands as well as Borla’s Million Mile Warranty to back you up. Alex Borla’s well-engineered exhausts have exceeded the expectations of car, truck and off-road buffs as well as the professional motorsports community since 1978. Mr. Borla started his company with one single purpose, to engineer the best exhaust systems on the market. Borla’s state-of-the-art manufacturing facility in Tennessee uses high tech computer based CNC manufacturing tooling and equipment and employs America’s finest metal workers. Borla goes the extra distance to provide you with the highest quality, best fitting and nicest sounding exhaust for your driving enjoyment.

  • 1 Million mile warranty
  • Manufactured from very high quality T-304 stainless steel, unlike almost all comparable exhausts
  • Borla has very high corrosion resistance properties, perfect for vehicles in adverse weather regions
  • Manufactured in USA and sold worldwide
  • Average horsepower and torque increases for Borla equipped vehicles ranges from 5 to 15 percent
  • Precise construction ensures a perfect fit with smooth mandrel bends and smooth but strong welds
  • Available for a wide variety of popular pickups, SUVs, cars and even exotics, (direct fit)
  • Will not void your vehicle’s manufacturer warranty
  • Due to a design that evacuates exhaust gases quickly, expect a fuel economy gain at cruising speeds
  • No annoying booming or droning sounds, just Borla’s signature mellow growl
  • SKU#: B25140166
  • Brand: Borla
  • Fit Note: Includes Connecting Pipes/Mufflers/Tips/Mounting Hardware/4 in. Round, 12 in. Long, Single Round Rolled Angle-Cut Tip, Split Rear Exit
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Recommended Use: Performance
  • Anticipated Ship Out Time: 2-3 business days
  • Attachment Style: Bolt-on
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Fits the following Hummer H3 Years:
  • 2007-2008 | 5 Cyl 3.7L | Base, X
  • 2006 | 5 Cyl 3.5L | Base
Select more Hummer H3 parts under Exhaust Systems & Components from list below.