FITS all the following models and years:
1. Porsche model 964. Years 1989 to 1994 . 964 all variations, even special models RS, RSR, 3.8RS, 964 Carrera CUP car. RSR headers with GT3 muffler kits fits any and all engine sizes 3.6 liter, 3.8L, 4.0 liter...