RENNtech | Stainless Steel Muffler | SL 63/65 AMG | R231 porsche-911--992---2018-present--targa-4-esr9249197 493 HP @ 6

493 HP @ 6

CLK 55 (W209) Stock Performance:

Fuel System Upgrade and Stage I Turbo Upgrade

773 HP +92 HP 778 LB-FT +42 LB-FT W/S213 - AMG E 63 R1 Package 793 HP +112 HP 788 LB-FT +52 LB-FT W/S213 - AMG E 63 R2 Package 803 HP +122 HP 818 LB-FT +82 LB-FT W/S213 - AMG E 63 R3 Package 875 HP +194 HP 871 LB-FT +135 LB-FT W/S213 - AMG E 63 R3+ Package 1

RENNtech | Stainless Steel Muffler | SL 63/65 AMG | R231 porsche-911--992---2018-present--targa-4-esr9249197 493 HP @ 6RENNtech Stainless Steel 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