AWE Tuning Track Edition Exhaust for Audi B8 S4 3.0T - Diamond Black Tips (90mm) (3020-43020) 1737 The combination of S-FLO carbon

The combination of S-FLO carbon fiber airbox and included S-FLO Filter makes for a more aggressive intake note

It's even louder (in & out)

The Trail Edition is a 3" straight-through Cat Back configuration featuring a bespoke mid pipe resonator and AWE's patented

Nylon inner tube for superior performance

AWE Tuning Track Edition Exhaust for Audi B8 S4 3.0T - Diamond Black Tips (90mm) (3020-43020) 1737 The combination of S-FLO carbonThe lower priced sibling of our renowned Touring Edition Exhaust, the Track Edition is made of the same quality T304L stainless, is crafted in house, and delivers the same power gains. The difference comes in the removal of AWE's sound cancelling 180 Technology rear mufflers, which can be found on our Touring Edition Exhaust. Warning this thing gets rowdy! This system will produce a louder tone in the mid range. S Tronic owners beware: This system