Kline Innovation Audi S8 catalyst Heat Shield Option R8 V10/V10 Plus MK2 Electric Valve Version:

Electric Valve Version:

100/200cell Manifolds

into dual 76mm OD Y section

improves throttle response

Kline Innovation Audi S8 catalyst Heat Shield Option R8 V10/V10 Plus MK2 Electric Valve Version:The Sound Replacing the restrictive factory catalysts for either 100 or 200 cell HJS HDPE motorsport catalysts opens up the sound significantly, while the 20 degree x pipe blend the gases out of phase, raising the pitch of the exhaust note, and smoothing out unwanted drone. The rear section, utilizes the cars stock electronic valve control system. On valve closed, the gases are diverted through a series of chambers, and acoustic fill sections,