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GIAC performance software helps you extract the maximum potential from your RS7 4
Even higher performance gains can be seen with upgraded hardware such as:
Price includes (2) 12
Compatible with:
which are the OE plugs that come on the 8V A3/S3
Stertman Motorsport ECU Software Upgrade For Audi RS4/RS5 2.9T (B9) Tuning Stage::Stage 1 GIAC performance software helps youWe are pleased to offer Stertman Motorsport performance software for your B9 RS4 RS5. With over 20 years of experience in tuning VAG & BMW platforms, along with advanced development and diagnostics equipment, Stertman Motorsport is one of the premier software tuners in the world. Each tune is developed and rigorously tested in house, both in a controlled dyno environment as well as on rolling roads. Stock Power: 450 HP 442 TQ STM Stage 1: 500 HP 585
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