2010-2016 Audi S4

The Audi S4 is such a well built car for the true enthusiasts. From the factory you're getting a well built, comfortable and powerful car. At APR we can help take what you already have and make it even better! With a full support within Software & Tuning, Wheels, Brakes, Engine Hardware and so much more.

APR ECU UPGRADES

Horsepower - More horsepower throughout the whole rpm band
Torque - More torque throughout the whole rpm band
Warranty - APR Plus is available, providing a factory term limit matching limited powertrain warranty
Stages - Multiple performance levels depending on installed hardware
Fuel Grades - Multiple octanes from which to choose
Acceleration - Accelerate faster with more power and reduced throttle lag
Brake Boosting - Left foot braking or brake boosting added
Speed Limiter - Go as fast as you want with the speed limiter out of the way
Rev Limiter - Increased redline for higher revving
Standing Limiter - Increased standing limiter for higher revving at idle
Motorsport Limiter - With the soft limiter removed, you‚Äôll get full power right up to the hard, ‚Äúbap bap bap‚Äù redline fuel cut
Economy - While cruising, or driving normally, your fuel economy may benefit from our optimized calibration
Flash Counter - Flash counter does not increase with each flash
Direct Port Programming - Clean and easy install through the OBD II port without removing the ECU
Free Updates - Get free updates for life

2010-2016 Audi S4

APR ECU UPGRADES

APR OPEN CARBON FIBER INTAKES