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Greatly improves horsepower and torque
Each part of the exhaust system is individually designed to perfectly fit the Audi S3 8V
A45S is more can be switched to a drift model with rear-wheel drive
or other aftermarket options
Our trademark tight radius laminar flow x pipe
Kline Innovation Ferrari 355 2.7 / 5.2 Valvetronic system Mercedes-AMG-C43-2017 Greatly improves horsepower and torqueTHE SOUND Replacing the stock catalysts with HJS HDPE motorsport catalysts, or de cat pipes, opens up the sound significantly. On valve open, the silencer is completely bypassed, and the exhaust discharge is merged into a Y pipe, blending the exhaust gases 180 degrees out of phase, resulting in a higher pitched sound. On valve closed, the gases are diverted through a series of chambers, and acoustic fill sections, resulting in a smooth and unobtrusive
