ENJOY MORE POWERFUL GIAC US-SPEC IS38 SOFTWARE WITH PEAK POWER OF 419 HP AND 436 FT LBS TQ!
This new release of the U.S. spec IS38 Xtreme GTI software shows gains of 194 HP and 184 ft lbs TQ over stock with RACE mode. On pump gas, gains reached 173 HP and 160 ft lbs TQ over stock.
BEST PART: Flash it yourself with GIAC's Flashloader Mobile technology.
This IS38Turbo was set up with GIAC Stage 3 engine software, the new Stage 3+ DSG software flash, Flashloader switching technology as well as the following hardware:
- Forge MotorSports twin cooler
- Custom-GIAC watermeth pump controller
- 380CC snow pump
Dyno plots are given below.
- The "GIAC RACE" curves use the 100 octane map with
unleaded 109 + watermeth
- The "GIAC PUMP" curves use the 91 octane map with
unleaded Chevron 91oct (95RON) + watermeth
- The "OEM" curves use the stock ECU programming with
unleaded 91oct (95RON)
This flash is 100% OBDII port flashed, and it can be installed with the Flashloader Mobile (sold separately) or by any of our authorized GIAC dealers. MSRP varies depending on installation method. PM me for details. At the moment, GIAC supports the ECU part numbers 5G0906259A, 5G0906259D, 5G0906259L, 5G0906259C.
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.