Collection: Exhaust System Upgrades For GMC Sierra GMT900
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CORSA Sport Sound Level Muffler | Chevy/GMC Duramax 6.2L/6.5L/6.6L (8004000)
Vendor:CORSA PerformanceRegular price $536.47 USDRegular priceUnit price / per$621.99 USDSale price $536.47 USDSale -

MBRP 3.5in Alum Cat-Back Single Side Exit Exhaust | Chevy/GMC 2500HD 6.0L V8 (07-10) (S5078AL)
Vendor:MBRPRegular price $423.52 USDRegular priceUnit price / per$648.52 USDSale price $423.52 USDSale -
TrailFX Square Frame Headache Rack (HR001B)
Vendor:TrailFXRegular price $318.91 USDRegular priceUnit price / per$318.91 USDSale price $318.91 USD -
TrailFX Round Louvered Headache Rack-Black (H0004B)
Vendor:TrailFXRegular price $469.26 USDRegular priceUnit price / per$469.26 USDSale price $469.26 USD -
Magnaflow Street Series Black Cat-Back Exhaust | Chevy Silverado / GMC Sierra 10-13 (15362)
Vendor:MagnaflowRegular price $1,494.18 USDRegular priceUnit price / per$1,519.00 USDSale price $1,494.18 USDSale -
Magnaflow Off-Road Pro SS Cat-Back Exhaust | Chevy Silverado/Sierra CC/EC (07-08) (17104)
Vendor:MagnaflowRegular price $724.76 USDRegular priceUnit price / per$737.00 USDSale price $724.76 USDSale -

MagnaFlow OEM D&F Catalytic Converter | Silverado 2500HD/3500HD / Sierra 2500HD/3500HD (21-252)
Vendor:MagnaflowRegular price $789.02 USDRegular priceUnit price / per$1,010.00 USDSale price $789.02 USDSale -
MBRP 15+ Chevy/GMC 2500/3500 4in T304 Filter Back Single Side Exhaust (S6032304)
Vendor:MBRPRegular price $548.09 USDRegular priceUnit price / per$815.28 USDSale price $548.09 USDSale -
Gibson 2.5in Dual Extreme Cat-Back Exhaust | Cadillac Escalade ESV 6.2L (07-10) (5403)
Vendor:GibsonRegular price $760.12 USDRegular priceUnit price / per$1,718.39 USDSale price $760.12 USDSale -
aFe 3in 409 SS Cat-Back Exhaust GM Silverado/Sierra 1500 (09-18) | 1500/LS/WT (49-44136-P)
Vendor:aFeRegular price $757.06 USDRegular priceUnit price / per$858.00 USDSale price $757.06 USDSale -
CORSA Sport / 3.0 in Cat-Back | Silverado/Sierra 07-09 Denali/1500 (24516)
Vendor:CORSA PerformanceRegular price $1,048.47 USDRegular priceUnit price / per$1,225.40 USDSale price $1,048.47 USDSale -
Gibson 3.5in Single Cat-Back Exhaust | Hummer H2 (08-09) (612501)
Vendor:GibsonRegular price $411.80 USDRegular priceUnit price / per$930.94 USDSale price $411.80 USDSale -
Gibson 3in Dual Cat-Back Exhaust | Cadillac Escalade (07-10) (65402)
Vendor:GibsonRegular price $834.16 USDRegular priceUnit price / per$1,885.77 USDSale price $834.16 USDSale -
Gibson Stainless 2.25in Dual Sport Cat-Back Exhaust | Hummer H2 Base 6.2L (08-09) (612001)
Vendor:GibsonRegular price $699.82 USDRegular priceUnit price / per$1,582.07 USDSale price $699.82 USDSale -
MBRP Armor Lite 5in Filter Back Alu Exhaust | Chevy/GMC 15-19 2500/3500 HD (S60360AL)
Vendor:MBRPRegular price $406.92 USDRegular priceUnit price / per$605.28 USDSale price $406.92 USDSale -
Gibson 2.25in Cat-Back Dual Extreme Exhaust | Chevrolet Avalanche LS (07-12) (5572)
Vendor:GibsonRegular price $674.09 USDRegular priceUnit price / per$1,523.91 USDSale price $674.09 USDSale -
Magnaflow Street Series SS Cat-Back Exhaust | Silverado 1500 CC/SB (07) (16741)
Vendor:MagnaflowRegular price $1,072.27 USDRegular priceUnit price / per$1,090.00 USDSale price $1,072.27 USDSale -
MagnaFlow Street Series Stainless Cat-Back | Toyota 4Runner (03-09) (15781)
Vendor:MagnaflowRegular price $1,031.61 USDRegular priceUnit price / per$1,049.00 USDSale price $1,031.61 USDSale -
MBRP 3in. Cat-Back Dual 2.5in. Split Rear Exhaust | Chevy/GMC 1500 4.8/5.3L (09) (S5058AL)
Vendor:MBRPRegular price $488.06 USDRegular priceUnit price / per$747.34 USDSale price $488.06 USDSale -
Magnaflow Off-Road Pro SS Cat-Back Exhaust | Chevy Silverado/Sierra (09-10) (17102)
Vendor:MagnaflowRegular price $764.29 USDRegular priceUnit price / per$777.00 USDSale price $764.29 USDSale
Exhaust System Upgrades for GMC Sierra GMT900: Enhance Power and Sound
Upgrade your GMC Sierra GMT900 with exhaust system components designed to improve performance, throttle response, and exhaust tone. This collection offers a range of premium aftermarket parts engineered specifically for the GMT900 platform, ensuring precise fitment and durable construction for reliable results.
How Exhaust Upgrades Improve Your GMC Sierra GMT900’s Performance
Upgrading your exhaust system can significantly enhance your truck’s power delivery and efficiency by improving exhaust flow and reducing backpressure. Performance headers, high-flow mufflers, and cat-back systems work together to optimize the path exhaust gases take, resulting in better throttle response and a more aggressive sound profile.
- Headers increase exhaust scavenging for improved horsepower
- High-flow mufflers reduce restrictions while maintaining sound quality
- Cat-back systems provide a complete upgrade from the catalytic converter back
- Resonators help fine-tune exhaust tone and reduce drone
Choosing the Right Exhaust Components for Your GMT900
Selecting the proper exhaust parts depends on your performance goals and sound preferences. Consider whether you want a full cat-back system for a comprehensive upgrade or individual components like headers or mufflers to target specific improvements. Materials such as stainless steel offer enhanced durability and corrosion resistance, important for long-term use on your GMC Sierra.
Shop Quality Exhaust System Upgrades for Your GMC Sierra GMT900 at WheelFlip
Our curated selection of exhaust upgrades is tailored to fit the GMT900 platform, combining performance gains with reliable fitment and lasting quality. Whether you’re looking to boost power, refine exhaust sound, or both, explore WheelFlip’s collection to find the right parts for your build and driving style.

















