K&N Replacement Air Filter (33-2544)K&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your

unless some other method of noise pipe removal has already been employed such as as DIY plug solution or a replacement intercooler pipe that bypasses this connection altogether

This performance part replaces OEM part number K1BY-9R504-A

or Dump valve

1 x Blue Spring (Uprated)

which in-turn creates more power

These see extensive driving over the race season calendar

A set of four boost hoses and air box coupler hose for the Audi RS3 and Audi TTRS - Please note the airbox hose (centre of the kit image) does not fit the DNWA and DAZA engine codes

TRW Suspension Arm (Front Axle Right Lower)

please see the engine bay picture

Powerflex ENGINE MOUNT

Fitting can be carried out in around 1

Our valve uses full billet alloy construction with a piston based internal design that provides significantly improved reliability over the OEM valves