TGK Motorsport Audi EA824 V8 4.0T Air Intake System โ D4 A8 / S8 improves airflow and turbo efficiency for Audiโs twin-turbo 4.0T platform. Featuring a flow-tested design and a large 4-inch merged inlet feeding both turbos, this bolt-on intake system reduces restriction, enhances throttle response, and increases engine and turbo sound. Designed specifically for D4 A8 and S8 models, it delivers improved performance, drivability, and an OEM-plus fit and finish.
TGK Motorsport Audi 4.0T Air Intake System โ C7 S6 / RS6 / S7 / RS7 is a high-performance intake upgrade engineered to improve airflow and turbo efficiency on Audiโs 4.0T twin-turbo V8 platform. Featuring a flow-tested design and a large 4-inch merged inlet that feeds both turbos, this bolt-on system reduces intake restriction, increases throttle response, and enhances engine and turbo sound. Designed for easy installation with no complex modifications, it delivers improved performance and drivability for Audi C7 S6, RS6, S7, and RS7 models.
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 Audiโs 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.