82 mm Throttle Body Upgrade for 63 Series (M156 Engines) audi-q7--4l---2006-2015--4-2-v8-fsi-esr4077021 The end result is nothing

The end result is nothing short of spectacular with the RENNtech R2 package gaining up to +208 hp and +153 lb-ft

and refined

This set of wheels has been exclusively designed and weight optimized for the W205 - C63 AMG Sedan

Note: Mercedes M276 engine performance when measured obtains higher numbers that rated from factory

82 mm Throttle Body Upgrade for 63 Series (M156 Engines) audi-q7--4l---2006-2015--4-2-v8-fsi-esr4077021 The end result is nothingThrottle Body Upgrade for M156 63 AMG Engines. Our proprietary 82mm Performance Throttle body package offers a 22% increase of incoming air volume. This translates into a noticeable gain in both overall performance and throttle response with a performance increase of 11hp & 8 lb ft. RENNtech throttle body assemblies were designed and engineered in house and a re a bolt on component requiring no modifications to the intake manifold. Our throttle