RENNtech | Stainless Steel Muffler | R231 | SL 63/65 AMG mercedes-benz-a-class--177---2019-present--a-250-esr9457536 engineering and development work

engineering and development work

3 series (F30) 320 d (HP: 184 | Year: 12 >)

The system comes with all the required hardware

Electronically actuated valves eliminate unwanted exhaust noise during low-RPM driving

Our proprietary ECU upgrade for the Mercedes M133 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability

RENNtech | Stainless Steel Muffler | R231 | SL 63/65 AMG mercedes-benz-a-class--177---2019-present--a-250-esr9457536 engineering and development workRENNtech Stainless Steeel Sport Muffler for 231 SL 63 65 AMG. Gains: Up to 10HP & 15TQ RENNtech stainless steel (SS) sport mufflers are hand made and rigorously tested to remove any unwanted resonances in the cabin to deliver a deep sound that keeps with the character of a luxury performance vehicle. Our mufflers offer incredible sound in a lighter than the stock weight exhaust with improved performance. This is accomplished by reducing exhaust system