Porsche 911 RSR Street Racing Exhaust 1963-75

RSR street/racing exhaust Porsche 911S models from 1971-73, Porsche 911 Smech. injectionmodels from 1971-73, Porsche 911 Smech. injectionmodels from 1973-75, Porsche 911 T/E/Snot mech. injectionmodels from 1963-73, and Porsche 911/911 S/911 Carrera models from 1973-75. Exhaust System: Double End Pipe. Exhaust System: Single tailpipe. Diameter: 60mm and 70mm.