Porsche Exhaust Muffler Front - 911 07-11 997-111-047-95 96452170100 Porsche Air mass sensor for

Porsche Air mass sensor for Boxster models (1997-1999)

00 and mirror nut

Size: M06X020

911 GT2 RS (2011) and 911 GT3 (2007-2010) models

Porsche Exhaust Muffler Front - 911 07-11 997-111-047-95 96452170100 Porsche Air mass sensor forPorsche Front Exhaust Muffler (Cylinders 1 3) For Porsche 997 (2007 2011) Models. An exhaust muffler is a device designed to reduce the noise emitted by an engine's exhaust system. It's a crucial component that not only makes your vehicle quieter but also plays a significant role in overall engine performance and emissions control. How It Works: Sound Absorption: The muffler's internal chambers and baffles absorb sound waves, reducing their intensity.