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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
our stage 1 suspension package is for you
To see how well the S6 and S7 will launch with this software upgrade
We recommend disabling your Soundaktor (noise amplifier) to fully enjoy the true sound of your motor and remove excessive drone caused by the device
Brisk Silver Racing Spark Plugs are available for all makes and models
Stertman Motorsport ECU Software Upgrade For Audi S4/S5 3.0T (B9) Carrera GT our stage 1 suspension packageWe 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
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