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To see how well the S6 and S7 will launch with this software upgrade
Upon inspection you will notice a flare which is nearly 4"
Audi A3 (Without Sport Package): Approximately 1
and additional parts could alter the price
our stage 1 suspension package is for you
Stertman Motorsport ECU Software Upgrade For Audi S4/S5 3.0T (B9) Carrera GT To see how well theWe are pleased to offer Stertman Motorsport performance software for your B9 S4 S5. 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: 354 HP 368 TQ STM Stage 1: 405 HP 450 TQ
