Audi S4 B7 - 2004 - 2008 4.2 V8 344hp

ECU tuning files for the Audi S4 B7 - 2004 - 2008 4.2 V8 344hp are written and tested by professional calibrators. Each chiptuning file (Stage 1, Stage 2 and additional services like DPF OFF, EGR OFF and AdBlue removal) is programmed using the latest software and validated through years of remapping experience on the Audi S4 platform.

Bee Chiptuning specializes in custom ECU remapping for Audi vehicles. Every tuning file we deliver is designed for the best performance gains with a real safe margin remap that respects the limits of your hardware. Whether you want more horsepower, more torque, improved throttle response or better fuel economy, our dyno-tested calibrations deliver consistent and repeatable results on the 4.2 V8 344hp.