K&N Air Filter Wrap (22-2042PR) Audi > A3 > (8P) 2004-2013 > 3.2 The unique design features a

The unique design features a 50mm (2”) aluminium piston (meaning no issues with split diaphragms)

We would recommend dual PU bushes ideally

Often when engines have been tuned by installing larger turbos or even software upgrades improved turbo response can be acheived by fitting the RS valve which has the greater internal mass air flow specification utilising an amazing 50mm (2") bore

The Development Journey

This GHA kit uses 50mm diameter damper bodies and as such is not designed to accept the higher loadings of prolonged use with semi or full slick tyres or the very high spring rates these tyres require to generate the heat required to fully exploit their extra grip available

K&N Air Filter Wrap (22-2042PR) Audi > A3 > (8P) 2004-2013 > 3.2 The unique design features aThe K&N Drycharger is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers, contain uniform micron sized openings that allow high air flow. Yet, due to the Drychargers silicone treated polyester wrap, the amount of water that reaches the air filter or flame arrestor is limited. This product wraps your air filter with an additional