Driven off the lot, a vehicle's computer is factory-calibrated for economy performance. Engineered with the average driver in mind, rather than a performance enthusiast, this generic tune leaves valuable horsepower & torque 'hidden within' your vehicle and makes for a mediocre driving experience.
Increased Horsepower & Torque: Increases your vehicle's Horsepower, Torque, Throttle Response and even Fuel Mileage.
Built-in WiFi for Easy Updates: wireless connectivity attaches to your local network for easy device updates. USB Interface Cable Included.
Full-Color LCD Display: w/auto dim feature and user adjustable portrait/landscape modes.
Custom Tuning: can store up to 10 customizations for on-the-go tune selection.
Logging & Monitoring: w/ dual analog inputs track your vehicle's PCM and sensor data (in real-time) on-screen or using SCT's LiveLink data logging software.
Compact Design: styled after the popular x3 programmer, the new x4 is smaller and more compact. (2.75" wide x 5.5" tall)