Audi S4 OBDII ECU Flashing

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View all S4 OBDII ECU Flashing products

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	VR Tuned ECU Flash Tune Audi S4 B6 4.2L 03-05 Model Number: VRT-S4-B6-4.2L View Price The Audi S4 V8 was a big change to the twin turbo B5 platform. The 4.2L engine gave the Audi a new growl. As is, the S4 is a load of fun to drive. With some additional programming to adjust your cars timing and air fuel mixtures, you are able to gain improved performance on the engine. The biggest difference when you flash your car is the overall improvement of the power curve. Your car will have much better throttle response no matter what type of transmission you have. Where your car is sluggi...
	VR Tuned ECU Flash Tune Audi S4 B7 4.2L 06-09 Model Number: VRT-S4-B7-4.2L View Price Still maintaining the 4.2L V8, the B7 Audi S4 is a load of fun to drive. With some additional programming to adjust your cars timing and air fuel mixtures, you are able to gain improved performance on the engine. The biggest difference when you flash your car is the overall improvement of the power curve. Your car will have much better throttle response no matter what type of transmission you have. Where your car is sluggish off the line, your newly flashed car picks up right away and pulls hard...