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Audi B9 S5 RaceChip RS ECU Tune

$449.00 Each

+34HP +59 lb-ft   The bestseller. A completely new optimization software with enhanced engine-specific adjustments, high-quality hardware as well as a comprehensive service and warranty package will make every driver’s heart beat faster.  6 fine tuning mappings Up to +15% MPG 149 USD per re-programming   In the box: - RaceChip RS - Wiring kit for your engine - 360° fixing clips - Stock plug - Fitting instructions - Cable ties    
+34HP +59 lb-ft   The bestseller. A completely new optimization software with enhanced engine-specific adjustments, high-quality hardware as well as a comprehensive service and warranty package will make every driver’s heart beat faster...