Powerflex Lower Torque Mount Large Bush Insert for VW Up 1.0 GTI/TSI (Post Facelift) Audi > S3 > 2.0TSI (8Y Chassis) The K&N 57S-9500 Performance Airbox

The K&N 57S-9500 Performance Airbox replaces the restrictive factory air filter and air box

- rear silencer made of stainless steel

They provide outstanding filtration and can be used for custom or racing needs

This allows your vehicle's engine to inhale a larger amount of air than the factory air filter assembly

Powerflex Lower Torque Mount Large Bush Insert for VW Up 1.0 GTI/TSI (Post Facelift) Audi > S3 > 2.0TSI (8Y Chassis) The K&N 57S-9500 Performance AirboxFitting this new insert reduces engine movement caused by the torque reaction of the engine during acceleration and deceleration. Gains can be seen in power transfer to the road along with less stress on the exhaust downpipe, hoses, and wiring. A small increase in NVH usually at idle should be expected when fitting an engine transmission mount insert because you are effectively removing the original voiding and stiffening the mount between the engine