Porsche Primary Muffler Bypass Pipe - 911 | 1989-1994 FS-POR-964-PMB N-010-391-4 thus increasing the engine service

thus increasing the engine service life

ensuring enhanced performance and handling

while the 200mm one-piece blade ensures durability and reliability

Flange type: Centered

Porsche Primary Muffler Bypass Pipe - 911 | 1989-1994 FS-POR-964-PMB N-010-391-4 thus increasing the engine servicePorsche Primary Muffler Bypass Pipe For Porsche 964 Carrera (1989 1994) Models. Fabspeed Primary Muffler Bypass Pipe This straight through pipe directly replaces the heavy and restrictive factory Porsche OEM primary CENTER muffler with a Porsche Motorsports Carrera CUP style design. This CUP primary muffler bypass pipe significantly enhances sports car sound, noticeably increases horsepower, and reduces weight from an ideal location at the rear of the