Kline Innovation Lamborghini Aventador 100cell cat pipe set Audi-S4-3-0T-2008 The most remarkable aspect is

The most remarkable aspect is the clean tone at all rpm ranges

or decat long tube headers producing a largest gain of 24hp and 35nm

+  Peak power gains of 10 whp and 14 ft-lbs of torque

+  Fits all Porsche 991

4 lbs vs 39

Kline Innovation Lamborghini Aventador 100cell cat pipe set Audi-S4-3-0T-2008 The most remarkable aspect isTHE SOUND Here at Kline, we felt that the factory Aventador exhaust was not special enough, it does not live up to the raw nature of the supercar. The basic Kline sound requirement was to create something that would truly scream at high revs, while being almost stock quiet at cruising speeds. Under valve closure, the exhaust gasses are diverted through a series of chambers and acoustic sections to completely remove any drone. At valve open, the