PORSCHE 911 993 TURBO EXHAUST SILENCERSProduct Code: 103064 This pair of sport exhaust rear boxes are designed to give a better throttle response and also allowing the engine to breathe. The sound s slightly deeper than the original Porsche standard exhaust with a sportier note throughout the revs. The silencers are professionally crafted from 304 grade stainless steel to provide both an vastly improved sound and enhanced performance, whilst eliminating the splitting, cracking and annoying