Collection: Exhaust System Upgrades For GMC Sierra GMT900
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Magnaflow California Grade Universal 2.50in Catalytic Converter | California (5592306)
Vendor:MagnaflowRegular price $960.47 USDRegular priceUnit price / per$1,229.00 USDSale price $960.47 USDSale -
aFe Apollo GT Series Cat-Back Exhaust | GM Trucks (09-18) V6-4.3L / V8-4.8 / 5.3L Dual Rear Exit Polish Tips (49-44135-P)
Vendor:aFeRegular price $925.59 USDRegular priceUnit price / per$1,049.00 USDSale price $925.59 USDSale -
aFe 3in SS Cat-Back Exhaust | GM Silverado/Sierra 1500 V6/V8 (09-19) (49-44112-P)
Vendor:aFeRegular price $925.59 USDRegular priceUnit price / per$1,049.00 USDSale price $925.59 USDSale -
aFe Atlas 5in DPF-Back Al Steel Exhaust | GM Trucks 07-19 (49-04041-B)
Vendor:aFeRegular price $490.59 USDRegular priceUnit price / per$556.00 USDSale price $490.59 USDSale -
Cometic MLS Exhaust Gaskets | GM LS1/5.3/6.0L 2004-2019 (C5818-030)
Vendor:Cometic GasketRegular price $37.14 USDRegular priceUnit price / per$43.85 USDSale price $37.14 USDSale -
MBRP 3.5in T409 D&S Cat-Back Single Side Exhaust | Chevy Silverado 1500/GMC Sierra 11-13 (S5070409)
Vendor:MBRPRegular price $512.26 USDRegular priceUnit price / per$784.40 USDSale price $512.26 USDSale -

MagnaFlow California Grade Direct-Fit Catalytic Converter | Silverado 2500 HD 6.0L (07-10) (5451644)
Vendor:MagnaflowRegular price $4,175.91 USDRegular priceUnit price / per$5,341.00 USDSale price $4,175.91 USDSale -
JBA Shorty Headers | GM Truck 4.8L/5.3L LS (1850S-2)
Vendor:JBARegular price $624.74 USDRegular priceUnit price / per$792.97 USDSale price $624.74 USDSale -

Magnaflow California Grade Direct-Fit Catalytic Converter | GMC Yukon (11-15) 6.2L (5582616)
Vendor:MagnaflowRegular price $4,471.65 USDRegular priceUnit price / per$5,719.00 USDSale price $4,471.65 USDSale -
MagnaFlow CARB Direct-Fit Catalytic Converter | Chevy Silverado 1500 5.3L (09-13) (5582578)
Vendor:MagnaflowRegular price $4,475.88 USDRegular priceUnit price / per$5,725.00 USDSale price $4,475.88 USDSale -
MBRP 3in Cat-Back Pre-Axle Dual Outlet w/ 4in Tip T304 | Chevy Silverado 1500 (09+) (S5081304)
Vendor:MBRPRegular price $697.81 USDRegular priceUnit price / per$1,068.52 USDSale price $697.81 USDSale -
Wehrli 3in Down Pipe | Chevy 6.6L LLY/LBZ/LMM Duramax (WCF100120)
Vendor:WehrliRegular price $194.00 USDRegular priceUnit price / per$200.00 USDSale price $194.00 USDSale -
MBRP 3in. Dual Split Side Exhaust | Chevy/GMC 1500 4.8/5.3L (09) (S5056AL)
Vendor:MBRPRegular price $488.06 USDRegular priceUnit price / per$747.34 USDSale price $488.06 USDSale -
Magnaflow 49527 DirectFit Converter For Saturn LS/LW Series 3.0L
Vendor:MagnaflowRegular price $715.00 USDRegular priceUnit price / per$715.00 USDSale price $715.00 USD -
Wehrli 3in SS Down Pipe | Chevy 6.6L Duramax 04.5-10 (WCF100703)
Vendor:WehrliRegular price $247.35 USDRegular priceUnit price / per$255.00 USDSale price $247.35 USDSale -
CORSA Sport / 3.0 in Cat-Back SSE 4.0 in Single Tip | Silverado/Sierra 11-13 6.2L (24523)
Vendor:CORSA PerformanceRegular price $935.53 USDRegular priceUnit price / per$1,093.40 USDSale price $935.53 USDSale -
Magnaflow California Grade D-Fit Cat-Converter | Silverado 1500 (07-09) (5451194)
Vendor:MagnaflowRegular price $2,451.86 USDRegular priceUnit price / per$3,136.00 USDSale price $2,451.86 USDSale -
MagnaFlow Cali Grade CARB Universal Catalytic Converter | Jeep/ Chevy/ GMC (5451309)
Vendor:MagnaflowRegular price $998.49 USDRegular priceUnit price / per$1,277.00 USDSale price $998.49 USDSale -
MagnaFlow Conv Univ 3.00in C/C Spun Front OEM
Vendor:MagnaflowRegular price $187.88 USDRegular priceUnit price / per$238.00 USDSale price $187.88 USDSale -
aFe MACHForce XP 5in DPF SS Exhaust | GM Trucks 07.5-14 (49-44040)
Vendor:aFeRegular price $523.24 USDRegular priceUnit price / per$593.00 USDSale price $523.24 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.

















