Hypertech

6J2G89--42003-BMGSCX--VUSPYH

Hypertech Power Programmer III, for the 1998 GMC Yukon

Engine Computers

Power Tune your engine for maximum horsepower and torque.
Plugs into the diagnostic port of you vehicle's computer.
In just minutes you have more horsepower and torque for any kind of driving!
Change your options or restore the stock tuning whenever you want.

With the Hypertech Power Programmer III you can Power Tune your engine for maximum horsepower and torque - without even opening the hood. Just plug in the Power Programmer into the diagnostic port of you vehicle's computer, answer a few simple yes/no questions, and in just minutes you have more horsepower and torque for any kind of driving! Best of all, you can change your options or restore the stock tuning whenever you want.

Adjustable Features (depending on model and year): Power Tuning; Shift Points; Shift Firmness; Rev Limit; Top-Speed; Tire/Gear; Cooling Fans; DTC's.

This item is designed to fit the following vehicle(s): 1999 Cadillac Escalade 5.7L SFI; 1998 Chevrolet Blazer 4.3L; 1999 Chevrolet Blazer 4.3L SFI; 1998 Chevrolet Suburban C/K 1500 5.7L; 1999 Chevrolet Suburban C/K 1500 5.7L SFI; 1998 Chevrolet Suburban C/K 2500 5.7L; 1999 Chevrolet Suburban C/K 2500 5.7L SFI; 1998 Chevrolet Suburban C/K 2500 7.4L; 1999 Chevrolet Suburban C/K 2500 7.4L SFI; 1998 Chevrolet Tahoe 5.7L; 1999 Chevrolet Tahoe 5.7L SFI; 1998 GMC Envoy 4.3L; 1999 GMC Envoy 4.3L SFI; 1998 GMC Jimmy 4.3L; 1999 GMC Jimmy 4.3L SFI; 1998 GMC Suburban C/K 1500 5.7L; 1999 GMC Suburban C/K 1500 5.7L SFI; 1998 GMC Suburban C/K 2500 5.7L; 1999 GMC Suburban C/K 2500 5.7L SFI; 1998 GMC Suburban C/K 2500 7.4L; 1999 GMC Suburban C/K 2500 7.4L SFI; 1998 GMC Yukon 5.7L; 1999 GMC Yukon 5.7L SFI; 1999 GMC Yukon Denali 5.7L SFI

Note: For 4.3L, 5.7L and 7.4L models.

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