Collection: Exhaust System Upgrades For GMC Sierra GMT900
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Fel-Pro Exhaust Manifold Hardware Kit | GM Chevy Silverado/Tahoe/Express/Trax (ES75120)
Vendor:Fel-ProRegular price $29.29 USDRegular priceUnit price / perSale price $29.29 USD -
Wehrli 3in SS Down Pipe | Chevy Silverado 2500/3500 HD Duramax (15-19) (WCF100704)
Vendor:WehrliRegular price $257.05 USDRegular priceUnit price / per$265.00 USDSale price $257.05 USDSale -

Fel-Pro Exhaust Pipe Flange Gasket | GM Silverado/Suburban/Tahoe/Express/Trailblazer (02-26) (61074)
Vendor:Fel-ProRegular price $4.40 USDRegular priceUnit price / perSale price $4.40 USD -

BD Diesel Driver Side Exhaust Manifold | 02-13 Chevy Silverado 1500 & GMC Sierra 1500 (1041402)
Vendor:BD DieselRegular price $312.29 USDRegular priceUnit price / per$321.95 USDSale price $312.29 USDSale -
MBRP Alum Exhaust System | Chevy/GMC 2500/3500 4in Filter Back D&S (S6033AL)
Vendor:MBRPRegular price $448.44 USDRegular priceUnit price / per$667.05 USDSale price $448.44 USDSale -
MBRP Armor BLK Single Side Exhaust | Chevy/GMC 2500/3500 Duramax (S6026BLK)
Vendor:MBRPRegular price $494.11 USDRegular priceUnit price / per$734.99 USDSale price $494.11 USDSale -
MagnaFlow OEM Catalytic Converter | BMW 3/4 Series 11-19 (51209)
Vendor:MagnaflowRegular price $164.73 USDRegular priceUnit price / per$211.00 USDSale price $164.73 USDSale -
Kooks 1-3/4 Header & Catted Y-Pipe Kit | Chevy Silverado 1500/GM 07-13 (2855H220)
Vendor:Kooks HeadersRegular price $2,720.64 USDRegular priceUnit price / per$3,245.67 USDSale price $2,720.64 USDSale -
MBRP 4in Filter Back Exhaust | Chevy/GMC 2500/3500 Duramax (S6026SLM)
Vendor:MBRPRegular price $330.87 USDRegular priceUnit price / per$374.99 USDSale price $330.87 USDSale -
MBRP 11-15 Chevy/GMC 2500/3500 4in Filter Back Black Exhaust (S6032BLK)
Vendor:MBRPRegular price $456.74 USDRegular priceUnit price / per$679.40 USDSale price $456.74 USDSale -
BD Diesel Manifold Exhaust | Chevy Duramax 01-14 (1041460)
Vendor:BD DieselRegular price $197.84 USDRegular priceUnit price / per$203.95 USDSale price $197.84 USDSale -
MagnaFlow Conv DF Catalytic Converter | Chevy Silverado/Tahoe/Yukon (07-14) (49194)
Vendor:MagnaflowRegular price $521.64 USDRegular priceUnit price / per$668.00 USDSale price $521.64 USDSale -
Fel-Pro Exhaust Pipe Flange Gasket | Chevy Silverado/ Tahoe/ Express/ GMC (61323)
Vendor:Fel-ProRegular price $5.07 USDRegular priceUnit price / perSale price $5.07 USD -
Fel-Pro Exhaust Manifold Gasket Set | Chevy Silverado/Corvette/Camaro (MS92467)
Vendor:Fel-ProRegular price $14.07 USDRegular priceUnit price / perSale price $14.07 USD -
MBRP HD 07-14 Chevy/GMC Duramax Single Side Exhaust | Silverado 2500/3500 (S6026AL)
Vendor:MBRPRegular price $352.93 USDRegular priceUnit price / per$524.99 USDSale price $352.93 USDSale -
MBRP 3in Down Pipe | Chevy/GMC 6.6L Duramax (03-26) (GMCA424)
Vendor:MBRPRegular price $186.84 USDRegular priceUnit price / per$277.93 USDSale price $186.84 USDSale -
Fel-Pro Exhaust Pipe Flange Gasket | Chevy Silverado/GM Escalade/Express/Suburban (61089)
Vendor:Fel-ProRegular price $6.21 USDRegular priceUnit price / perSale price $6.21 USD -
MagnaFlow OEM Catalytic Converter | Escalade 07-10, Silverado 07-13 (49631)
Vendor:MagnaflowRegular price $834.48 USDRegular priceUnit price / per$1,068.00 USDSale price $834.48 USDSale -
MagnaFlow Conv DF OEM Grade Catalytic Converter | Chevy Silverado 09-13 (51578)
Vendor:MagnaflowRegular price $615.38 USDRegular priceUnit price / per$788.00 USDSale price $615.38 USDSale -
MBRP HD P Series Exhaust | Chevy/GMC 2500/3500 Duramax 07-14 (S6026P)
Vendor:MBRPRegular price $304.40 USDRegular priceUnit price / per$344.99 USDSale price $304.40 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.



















