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Pontiac G8 Exhaust System

We have 3 Items In-stock. Select a year to continue.
$424.75 List Price $790.09 Save $365.34 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#: G27618002
  • Brand: Gibson
  • Product Fit: Direct fit
  • Quantity Sold: Assembly
  • Muffler Sound Level: Aggressive
  • Sound Level: Aggressive
  • Recommended Use: Performance
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Fits the following Pontiac G8 Years:
  • 2008-2009 | 8 Cyl 6.0L | GT
$1,185.01 List Price $1,533.54 Save $348.53 Availability: In Stock
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MAGNAFLOW COMPETITION SERIES PERFORMANCE EXHAUST SYSTEM

  • Lap-joint welded stainless steel construction
  • Mandrel bent pipes
  • Application specific for domestic vehicles
  • Check local laws – aggressive sound
  • Made in the USA

Get maximum performance and reduced mass with Magnaflow’s Competition Series Exhaust Systems. The 100% stainless steel design features mandrel bent pipes for unrestricted airflow, and an aggressive exhaust note that’s perfectly in pitch. Easy to install and backed by a lifetime warranty, the Magnaflow Competition Series Exhaust System is dyno tested and proven to outperform factory exhaust systems.

  • SKU#: M6616857
  • 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 Pontiac G8 Years:
  • 2009 | 8 Cyl 6.2L | GXP
  • 2008-2009 | 8 Cyl 6.0L | GT
$1,163.99 List Price $1,373.51 Save $209.52 Availability: In Stock
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BORLA – PERFORMANCE EXHAUST SYSTEMS

Borla’s aircraft-grade T-304 stainless steel performance exhaust systems turn your vehicle into a big, bad powerhouse that no one’s going to miss. Exhaust feedback gives man and machine the opportunity to work together to stay in the powerband for an enhanced driving experience. Borla is known as one of the original pioneers of high performance exhaust systems for trucks, SUVs, diesels, off-road vehicles and RVs.

  • Premium aircraft-grade T-304 stainless steel – the best money can buy
  • Come in header-back and cat-back configurations
  • Corrosion-resistant and can withstand salt and all kinds of road grime
  • Offer deep, robust exhaust tones
  • Backed by a million mile warranty
  • Parts are fused together by a tri-gas TIG process – better than welding or crimping
  • Smooth mandrel-bent tubing and consistent pipe diameter mean ideal exhaust flow
  • Easy to install due to precision fitment process
  • Proven to boost acceleration and horsepower
  • Dyno-tested
  • Made in America
  • Direct fit by vehicle year, make and model
  • SKU#: B25140287
  • Brand: Borla
  • 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 Pontiac G8 Years:
  • 2008-2009 | 8 Cyl 6.0L | GT