82 mm Throttle Body Upgrade for 63 Series (M156 Engines) mercedes-benz-sl-class--230---2003-2006--sl-65-amg-esr5843963 RENNtech’s side skirts feature an

RENNtech’s side skirts feature an OEM level of quality

Street-Legal and/or Non-Performance tires

S 600 (W221) Stock Performance:

- Rigid grill mesh mount system for protection

a few minor inconsistencies and differences between parts is possible

82 mm Throttle Body Upgrade for 63 Series (M156 Engines) mercedes-benz-sl-class--230---2003-2006--sl-65-amg-esr5843963 RENNtech’s side skirts feature anThrottle 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