Fabspeed Porsche 964 Carrera Secondary Muffler Bypass Pipe (1989-1994) Style:Default our arm rests are designed

our arm rests are designed with the dimensions of the OEM pieces for a factory fit and finish while adding a bit of style

If the number on the Porsche sticker is 993

With both side and bottom mounting options

When the long slit on the rotor surface side disappears and the letter E floats up it is about time for replacement

Fabspeed Porsche 964 Carrera Secondary Muffler Bypass Pipe (1989-1994) Style:Default our arm rests are designedReduces weight by 25 pounds 11. 40 KG, increases power, and improves sound by replacing the heavy and restrictive RIGHT Side secondary muffler with a straight through pipe. Porsche Motorsport actually developed this part for the 964 Carrera CUP cars that ran from 1990 to 1993. FEATURES: Fits all Porsche 964 Carrera vehicles. C4, C4, Carrera RS, Carrera CUP cars from 1989 1994. Increases power and improves throttle response. Works on all 3. 6 liter and