Code Name Image Price  
911 08 00 200 Catalytic converter bypass pipe, Porsche 911/911SC/Carrera 1974-89 Catalytic converter bypass pipe, Porsche 911/911SC/Carrera 1974-89 $257.50
964 08 00 200 Catalytic converter bypass pipe, Porsche C2/C4 1989-1993 Catalytic converter bypass pipe, Porsche C2/C4 1989-1993 $275.00
964 13 36 001 Primary muffler bypass pipe, Porsche 911 C2/4 1989-94 (964); Carrera Cup-style tube Primary muffler bypass pipe, Porsche 911 C2/4 1989-94 (964); Carrera Cup-style tube $329.50
964 14 36 001 Secondary muffler bypass pipe, Porsche 911 C2/4 1989-94 (964); Carrera Cup-style tube Secondary muffler bypass pipe, Porsche 911 C2/4 1989-94 (964); Carrera Cup-style tube $149.50