Porsche 911 Carrera S / 4S / GTS (997.2) Exhaust System 2011 please upgrade the rear diffuser

please upgrade the rear diffuser parts to Carrera S model at Porsche dealers

OEM: 105 db

The McLaren MP4-12C in combination with an iPE Innotech Performance Exhaust system excels in every imaginable aspect

BMW M3 / M3 CS / M4 (G80 / G82) Exhaust System Product Description

but also prevents damage to the rear bumper

Porsche 911 Carrera S / 4S / GTS (997.2) Exhaust System 2011 please upgrade the rear diffuserThe Porsche 997. 2 Carrera series refined with an iPE Innotech Performance Exhaust system generate an outstanding high pitched racing sound as well as a comfortably quiet cruise by the push of a button when wished for. Our Valvetronic exhaust delivers both power and dynamic valve control to the driver's seat. The full system comes with a remote control module including 3 different modes: on, off, and auto. In on mode, the valves are fully open for