GIAC Stage 1 Plus adds horsepower, torque and more throttle response throughout the power band.
This calibration is compatible with vehicles that have no other upgrades to basic "bolt-ons". Intake, exhaust, and inter-cooler improvements will help to achieve optimum performance gains.
OEM Horsepower and Torque
425 HP 410 Ft-Lbs
GIAC Pump Mode*
480 HP 490 Ft-Lbs
GIAC Race Mode**
HP and Torque figures are average engine estimates derived from wheel power and acceleration testing. * 98 RON equivalent fuel for optimum results. ** 106 RON equivalent fuel for optimum results.
GIAC PRODUCTS ARE INTENDED FOR CLOSED COURSE COMPETITION. UNLESS OTHERWISE NOTED THEY ARE "LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY." ( PER CARB ) Please read our important waranty and disclaimer notices for more information.