Fabspeed Porsche 964 Carrera Maxflo muffler cat-back Exhaust System (1989-1994) Select:Select Outlet Type=Single Outlet Includes integrated O2 sensor bung

Includes integrated O2 sensor bung for air/fuel ratio management

Dramatically reduces backpressure and improves exhaust flow and sportscar sound

On our DynoJet we saw significant power gains across the RPM range

OEM air boxes are designed to act as mufflers to keep the induction note from reaching the cabin

which not only provides a much tighter seal around the filter

Fabspeed Porsche 964 Carrera Maxflo muffler cat-back Exhaust System (1989-1994) Select:Select Outlet Type=Single Outlet Includes integrated O2 sensor bungFabspeed Motorsport Maxflo Muffler Exhaust System replaces your restrictive factory Porsche center muffler and factory secondary side mufflers with 1 MAXFLO muffler mounted directly behind the license plate frame on all 964 cars worldwide. DYNO developed race track and Autobahn proven performance an durability. SOUND: Improved sports car sound; deep and throaty rumble while maintaining street appropriate volume along with significant weight savings