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Engineered for enthusiasts seeking a complete Audi S4 or Audi S5 B9 3.0T EA839 performance upgrade, the RED Package Bundle delivers increased horsepower, significantly stronger mid-range torque, faster turbo response, and consistent power under sustained boost — all within the limits of the factory turbocharger system.
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TGK Motorsport Audi EA824 V8 4.0T Blow-Off Valve Conversion Kit replaces the factory electronic diverter valves with a high-performance mechanical blow-off valve system. Designed for Audi’s 4.0T twin-turbo V8 platform, this kit improves boost reliability, enhances turbo response, and eliminates common diverter valve failures while delivering the classic blow-off valve sound. Engineered for Audi models including the C7 S6, S7, RS7 & RS6.
