Collection: Exhaust System Upgrades For GMC Sierra GMTT1
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Flowmaster Sig Series Cat-back Exhaust For GM 1500/Sierras (19-26) 6.2L (738207-12K)
Vendor:FlowmasterRegular price $1,599.95 USDRegular priceUnit price / per$1,799.95 USDSale price $1,599.95 USDSale -
Flowmaster 14-19 GM 1500 5.3L Outlaw Cat-Back For Silverado/Sierra (817854)
Vendor:FlowmasterRegular price $1,249.95 USDRegular priceUnit price / per$1,406.95 USDSale price $1,249.95 USDSale -
Flowmaster FlowFX Cat-Back Exhaust For GM 2500/3500HD 19-26 (717927)
Vendor:FlowmasterRegular price $749.95 USDRegular priceUnit price / per$843.95 USDSale price $749.95 USDSale -
Flowmaster FlowFX SS Cat-back For GM Silverado/Sierra 1500 (717890)
Vendor:FlowmasterRegular price $849.95 USDRegular priceUnit price / per$956.95 USDSale price $849.95 USDSale -
Flowmaster Outlaw Cat-Back Exhaust For GMC Sierra 2500/3500 HD 19-26, Chevy Silverado 2500/3500 HD 20-26 (818112)
Vendor:FlowmasterRegular price $1,049.95 USDRegular priceUnit price / per$1,181.95 USDSale price $1,049.95 USDSale -
aFe Gemini XV 3in SS Cat-Back Exhaust | Silverado 1500 19-22 (49-34139-B)
Vendor:aFeRegular price $1,606.00 USDRegular priceUnit price / per$1,606.00 USDSale price $1,606.00 USD -

MBRP 2.5in Dual Rear Exit Alum Cat-Back Exhaust | Silverado/Sierra 1500 4.3L/5.3L (19+) (S5085AL)
Vendor:MBRPRegular price $483.32 USDRegular priceUnit price / per$629.99 USDSale price $483.32 USDSale -
AWE Tuning 3in Catback D/S Exhaust | Silverado/Sierra 1500 (19-21,24) (3015-23208)
Vendor:AWE TuningRegular price $1,194.76 USDRegular priceUnit price / per$1,363.16 USDSale price $1,194.76 USDSale -
MagnaFlow Street Series SS Cat-Back Exhaust | Silverado 1500 V8 5.3L (19-24) (19473)
Vendor:MagnaflowRegular price $1,346.87 USDRegular priceUnit price / per$1,369.00 USDSale price $1,346.87 USDSale -

MBRP 2.5in Catback Dual Rear Exit Aluminized Exhaust | Chevy Silverado 1500 6.2L (19+) (S5065AL)
Vendor:MBRPRegular price $483.32 USDRegular priceUnit price / per$629.99 USDSale price $483.32 USDSale -
aFe HD 5in SS DPF-Back Exhaust | GM Trucks 20-21 2500/3500 HD (49-44125-B)
Vendor:aFeRegular price $568.00 USDRegular priceUnit price / per$568.00 USDSale price $568.00 USD -
Borla Cat-Back Exhaust System - S-Type | Multiple Fitments (140800)
Vendor:BorlaRegular price From $1,517.99 USDRegular priceUnit price / per$1,699.99 USDSale price From $1,517.99 USDSale -
aFe Vulcan 3in SS DPF-Back Exhaust | GM Trucks 19-26 (49-34130-B)
Vendor:aFeRegular price $1,532.00 USDRegular priceUnit price / per$1,532.00 USDSale price $1,532.00 USD -
Borla 3in/2.75in S-Type Cat-Back Exhaust w/ Black Chrome Tips | Chevrolet Tahoe 5.3L V8 2/4WD 4DR (140857BC)
Vendor:BorlaRegular price $1,758.99 USDRegular priceUnit price / per$1,969.99 USDSale price $1,758.99 USDSale -

Magnaflow Direct-Fit Replacement Exhaust System | Chevy C1500/K1500/C2500/K2500 (88-93) (106-0474)
Vendor:MagnaflowRegular price $272.94 USDRegular priceUnit price / per$290.00 USDSale price $272.94 USDSale -
JBA 4.3L V6 Shorty Headers | GM Silverado/Sierra 14-26 (1842S-10)
Vendor:JBARegular price $524.98 USDRegular priceUnit price / per$653.44 USDSale price $524.98 USDSale -
Magnaflow 280656 DirectFit Converter For GMC Sierra 1500 4.3L/5.3L (19-20)
Vendor:MagnaflowRegular price $1,060.00 USDRegular priceUnit price / per$1,060.00 USDSale price $1,060.00 USD -
Borla 3.5" S-Type Cat-Back Exhaust w/ Simulator | Chevrolet Silverado 1500 6.2L V8 (140995)
Vendor:BorlaRegular price $1,874.99 USDRegular priceUnit price / per$2,099.99 USDSale price $1,874.99 USDSale -
Magnaflow Street Series Cat-Back Exhaust | Chevy Silverado 1500 V8 5.3L (19) (19477)
Vendor:MagnaflowRegular price $1,997.98 USDRegular priceUnit price / per$2,031.00 USDSale price $1,997.98 USDSale -
MBRP 4in. F&R D&S Aluminum Street Exhaust | Chevy 2500/3500 HD Silverado/Sierra (S5093AL)
Vendor:MBRPRegular price $535.44 USDRegular priceUnit price / per$697.93 USDSale price $535.44 USDSale
Exhaust System Upgrades for GMC Sierra GMTT1: Enhance Power and Sound
Upgrade your GMC Sierra GMTT1 with premium exhaust system components designed to boost performance and deliver a more aggressive exhaust note. This collection offers tailored parts that improve horsepower, throttle response, and overall driving experience while maintaining reliable fitment and durability.
What Are the Key Benefits of Upgrading Your Sierra’s Exhaust System?
Installing performance exhaust upgrades can significantly improve your truck’s engine efficiency and sound profile. Enhanced exhaust flow reduces backpressure, which helps increase horsepower and throttle responsiveness. Additionally, a more aggressive exhaust tone adds to the driving enjoyment without compromising daily drivability.
- Improved horsepower and torque through optimized flow
- Sharper throttle response for quicker acceleration
- Enhanced exhaust sound tailored to your preference
- Durable materials designed for long-lasting performance
Which Exhaust Components Should You Consider for Your GMC Sierra GMTT1?
This collection includes a variety of parts to customize your exhaust setup based on your performance goals. Performance mufflers refine sound and flow, cat-back exhaust systems replace the rear piping for better efficiency, and headers improve exhaust scavenging at the engine level. Selecting the right combination ensures balanced gains in power, sound, and reliability.
How to Choose the Right Exhaust Upgrades for Your GMC Sierra GMTT1
When selecting exhaust components, consider your desired sound level, performance goals, and fitment requirements specific to the GMTT1 platform. Our curated collection at WheelFlip offers parts engineered for seamless installation and optimal results. Explore the range to find the perfect upgrades that elevate your Sierra’s performance and driving experience.



















