Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 84179066 3.6L Cat-Back Single Exit Exhaust Upgrade System with Polished Tip. It is sometimes referred to as GM Exhaust Upgrade Systems. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Chevrolet Colorado models.
Affordable, reliable and built to last, GM part # 84179066 3.6L Cat-Back Single Exit Exhaust Upgrade System with Polished Tip stands out as the smart option. GMPartsGiant.com is your prime online source with the biggest and best selection of genuine GM parts and accessories at giant discounted prices. We have the OEM GM parts and accessories you need at the wholesale prices. GMPartsGiant.com has you covered no matter what type of GM vehicle you drive.
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GM 3.6L Cat-Back Single Exit Exhaust Upgrade System with Polished Tip
GM Part No.: 84179066
- 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 Chevrolet dealership
- Give your Colorado increased horsepower and a more assertive sound with the Chevrolet 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 Chevrolet 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.
$1068.38 MSRP: $1295.00 1
You Save: $226.62 (18%)
Ships in 1-3 Business Days
Product Specifications
| Product | Specifications |
| Length | 125.19 in |
| Muffler 1 Body Diameter | 9.42 in |
| Inlet Flange Bolt Hole Diameter | 0.57 in |
| Muffler 1 Body Length | 28 in |
| Outlet Outside Diameter | 3.11 |
| Inlet Type | 2 Bolt Flange |
| Outlet Inside Diameter | 2.91 in |
| Exhaust Tip Diameter | 4 in |
Warning: California’s Proposition 65
Installation Instruction
Warranty
This genuine GM part is guaranteed by GM's factory warranty.
This Part Fits
| Make | Model | Year | Submodel |
|---|---|---|---|
| Chevrolet | Colorado | 2022 | |
| Chevrolet | Colorado | 2021 | 2WD, 4WD, AWD |
| Chevrolet | Colorado | 2020 | 2WD, 4WD |
| Chevrolet | Colorado | 2019 | 2WD, 4WD |
| Chevrolet | Colorado | 2018 | 2WD, 4WD |
| Chevrolet | Colorado | 2017 | 2WD, 4WD |
Customer Questions & Answers
- Q:Do these parts fit my vehicle? Posted by GMPartsGiant Specialist
- A:You can Select Your Vehicle to check if 84179066 fits your vehicle.Posted by GMPartsGiant Specialist
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Genuine GM Accessory 84179066, the Right Choice
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