
3.6L Cat-Back Single Exit Exhaust Upgrade System with Polished Tip
GM Part #84179067
About this product
Give your Canyon increased horsepower and a more assertive sound with the GMC Performance 3.6L Cat-Back Single Exit Exhaust Upgrade System. This exhaust system offers an increase of up to 10 horsepower and 6 lb.-ft. of torque, while reducing backpressure by 45% at 255-g/s, based on correlated flow testing. Designed and validated by GMC Performance engineers, this 304 Stainless Steel Cat-Back System is tuned to maximize the performance experience while minimizing drone. This Performance Exhaust Upgrade System includes the rear muffler assembly, Y-pipe, exhaust clamps and all necessary mounting hardware. It is 50-state emissions legal and will not void the New Vehicle Limited Warranty.
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- Upgrades the look and sound of your vehicle’s exhaust system
- Helps to reduce restrictions in the exhaust system
- Allows the engine to breathe better
- Features single highly polished stainless steel 4-inch diameter tip
- Includes rear muffler assembly, exhaust clamps, polished exhaust tip and other mounting hardware
- Exhaust pipes run below the bumper
- 45% backpressure reduction at 255-g/s, based on correlated flow testing
- Helps increase power by up to 10 hp and 6 lb.-ft of torque
- 50-state emissions legal and will not void the vehicle warranty when installed by an authorized GMC dealership
The greater of either the balance of the vehicle's bumper to bumper warranty or 12 months / 12,000 miles
Frequently Asked Questions
Upgrading your exhaust system will help enhance the sound, performance and style of your vehicle. It can help to reduce restriction in the exhaust system.
Yes, this exhaust system is legal for use in all 50 states.
No, this exhaust system will not void the New Vehicle Limited Warranty.

