RENNtech | Stainless Steel Sport Mufflers w/Electronic Valves | S 63 AMG Coupe | C217 | 5.5L BiTurbo V8 | M157 audi-s8--d4---2012-2018--4-0l-v8-esr7501940 Rated by RENNtech (peak @wheel):

Rated by RENNtech (peak @wheel):              325 whp @ 5

RENNtech Performance Brake system for Steel Rotor Equipped | AMG GT S / C / R (C/R 190) |  AMG GT63 4 Door Coupe (X290) | AMG C63 S (W/C 205) | SL 63 (R231)

C190 - AMG GT R

Weight optimization and developed specifically for the Mercedes-Benz S-Class

RENNtech | Stainless Steel Sport Mufflers w/Electronic Valves | S 63 AMG Coupe | C217 | 5.5L BiTurbo V8 | M157 audi-s8--d4---2012-2018--4-0l-v8-esr7501940 Rated by RENNtech (peak @wheel):RENNtech Stainless Steel Sport Mufflers w Eclectronic Valves for the W217 S 63 AMG Coupe BiTurbo. Gains: up to 10 HP & 15 TQ. RENNtech Sport Mufflers are made out of T 304 stainless steel (SS) and 100% hand crafted in the USA. This exhaust system is 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 with 2 3 4 inch diameter tubing offer