Turbosmart Type 5 Dual Port Atmospheric Dump Valve (Black) - Mazda Mazda3 MPS BK-BL & Subaru Impreza WRX STi GR-GV Fitment Confirmation:Yes, it's correct for my application. 0 BiTDI – 2009 –

0 BiTDI – 2009 – 2015

4 Inch x 16

Audi – A4 – 1

Audi – Q7 – 3

Extends Gear & Bearing Life

Turbosmart Type 5 Dual Port Atmospheric Dump Valve (Black) - Mazda Mazda3 MPS BK-BL & Subaru Impreza WRX STi GR-GV Fitment Confirmation:Yes, it's correct for my application. 0 BiTDI – 2009 –The Turbosmart Type 5 Dual Port Dump Valve features sequential ports for quiet operation on mild boost with maximum performance at full boost. Turbosmart's most versatile BOV dump valve that can be configured as a Supersonic, Megasonic, Plumb Back or Dual Port! (extra trumpet and hose blanking plugs sold separately). Designed for applications up to 600bhp. Easy to Install and Setup. Supplied with: Port Blanking Plug (can switch to fully bypass if need