GMC Sierra HD Tuners | GenX Performance

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We Carry A Great Selection Of Tuners For GMC Sierra HD Trucks From aFe, DiabloSport, Edge, HP Tuners And SCT In Stock And Ready To Ship. Free Shipping! Financing Available!

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Edge Evolution CTS3 With ECM Unlock For 20-23 GM HD 6.6L Gas Trucks

$955.95 $809.95

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Superchips Flashpaq For 99-16 GM Trucks

$445.00 $399.95

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DiabloSport Trinity T2 For 99-16 GM Gas Vehicles (50 State Legal)

$714.95

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Edge Evolution CTS3 For 17-19 GM Gas Classic Body Trucks

$787.00 $719.95

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Edge Evolution CTS3 For 99-16 GM Gas Trucks

$729.00 $655.95

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SCT X4 Tuner For 99-16 GM Cars & Trucks

$499.00 $399.00

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Superchips Flashpaq Tuner For 17-19 GM Gas Trucks

$489.00 $439.95

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Edge
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sku: 85453-K

Edge Evolution CTS3 With ECM Unlock For 20-23 GM HD 6.6L Gas Trucks

The market and our competition didn't think it was possible, but here it is. Evolution CTS3 for 2020-2023 6.6 Gas GM trucks with in-vehicle ECM unlocking capabilities! Our industry leading in-cabin device, the Evolution CTS3 is now an all-in-one device...

$955.95 $809.95

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Superchips
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sku: 2845

Superchips Flashpaq For 99-16 GM Trucks

The GM Flashpaq performance programmer includes tunes engineered with the daily driver, heavy tower, and enthusiast in mind. With various power levels from performance, tow, to economy, the Flashpaq tuner for GM sends instant power to your gas Chevy...

$445.00 $399.95

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Diablosport
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sku: 9200

DiabloSport Trinity T2 For 99-16 GM Gas Vehicles (50 State Legal)

The all-new Trinity (T2) 50-State is the most advanced emissions compliant performance programmer and monitoring setup of its kind. Featuring a high resolution, 5 capacitive touch screen, full swipe functionality, industry-leading gauge designs, jaw...

$714.95

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Edge
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sku: 85452-252

Edge Evolution CTS3 For 17-19 GM Gas Classic Body Trucks

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior and...

$787.00 $719.95

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Edge
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sku: 85450-250

Edge Evolution CTS3 For 99-16 GM Gas Trucks

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior and...

$729.00 $655.95

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SCT
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sku: 7416

SCT X4 Tuner For 99-16 GM Cars & Trucks

This X4 comes with preloaded tunes for 99-16 GM Cars And Trucks. Connect high-performance tunes to your Ford Vehicles for a boost in horsepower & torque. Awaken your engine to its real potential with preloaded, dyno-proven tune files through the...

$499.00 $399.00

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Superchips
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sku: 2847

Superchips Flashpaq Tuner For 17-19 GM Gas Trucks

The GM Flashpaq performance programmer for 2017-2019 (Legacy Body Style trucks only) gas vehicles includes tunes engineered with the daily driver, heavy tower, and enthusiast in mind. With various power levels from performance, tow, to economy, the...

$489.00 $439.95

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