RENNtech Stainless Steel Sound and Performance Pipe for 221 - S 63 AMG ferrari-portofino--2017-2020--esr8681940 CLASS S LONG (W 221)

CLASS S LONG (W 221) 450 [2 Filters Required] (HP: 340 | Year: 06 > )

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RENNtech Stainless Steel Sound and Performance Pipe for 221 - S 63 AMG ferrari-portofino--2017-2020--esr8681940 CLASS S LONG (W 221)RENNtech Stainless Steel Sound and Performance Pipes for 221 S 63 AMG. Gaines: +10HP & 15TQ Our performance and sound pipes with integrated x pipe bypass the stock Mercedes resonators for more volume and a better sound. Combined with RENNTECH's ECU software and stainless steel headers, the sound pipe produces more power in the mid to high rpm range. High strength 304 stainless steel construction ensures lasting quality and a rich, consistent sound.