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What are the different stages
Our end links serve two primary purposes:
you will need a fuel pump upgrade
0TFSI turbo upgrade kit uses a set of custom silicon hoses to relocate the factory diverter valve
"T" Bolt Hose Clamps
Stertman Motorsport ECU Software Upgrade For Audi RS4/RS5 2.9T (B9) Name group:Regular What are the different stagesWe 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
