AWE: 2009-12 Audi A4 2.0T B8 - Touring Edition Dual Outlet Exhaust (Black Diamond Tips) 67 1/8" NPT Ports:

1/8" NPT Ports:

Fits 3" Collector

This cover snaps onto the top of the lower half of the factory airbox to provide a hassle-free installation utilizing factory mounting locations

180 Technology®

3-to-1 mitered collectors decrease turbulence and increase exhaust velocity

AWE: 2009-12 Audi A4 2.0T B8 - Touring Edition Dual Outlet Exhaust (Black Diamond Tips) 67 1/8" NPT Ports:The stock A4 exhaust system has crimped tubing that obstructs exhaust flow, and robs horsepower. AWE Tuning has fixed that. The AWE Tuning A4 Touring Edition Exhaust and Downpipe was designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference. These improvements to the exhaust path result in gains of 8 9 horsepower and 6 7 lb ft of torque at the crank. As exhaust gases exit the 2. 0L Turbo engine and flow into