Go Fast Bits Mach 2 TMS Recirculating Diverter Valve Subaru WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 WRX_2002-2007 This unit is very comparable

This unit is very comparable in size to the more expensive Koyo units

SUBARU FORESTER SG MY03-08 INCL TURBO(9/02-8/08)

race proven piston assembly kit composed of hand deburred

HS09N7ZGIT

Direct-fit upgrade for 2006–2011 Honda Civic Si

Go Fast Bits Mach 2 TMS Recirculating Diverter Valve Subaru WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 WRX_2002-2007 This unit is very comparableThe Mach 2 is configured as a 100% recirculating valve (i. e. bypass, plumb back) and add on kits are also available to convert to 100% atmosphere venting. Use the recirc model for direct factory replacement when you want the performance WITHOUT the noise! Add the conversion kit when you want some noise with your performance! Part #: T9103 Factory bypass valves have two main shortcomings one is that they are typically designed to start opening above a