GFB Atmosphere-Vent Conversion Kit for Mach 2 BOV (5933) Mishimoto Scroll down until you see

Scroll down until you see the serial port listed

Check the filter regularly

A genuine Koyorad Hyper Cap is recommended for use with every Koyorad All Aluminum Performance Radiator (when applicable)

STM 20mm wheel spacer kit for DSM

(1) Red Parachute Safety Flag

GFB Atmosphere-Vent Conversion Kit for Mach 2 BOV (5933) Mishimoto Scroll down until you seeThe Go Fast Bits Mach 2 BOV conversion kit is designed for the T9133 Evo 3000GT BOV and the T9103 Subaru BOV and allows you to vent the valve to atmosphere instead of recirculating. Included is a stiffer spring to help keep the valve closed at idle to prevent stalling and backfiring, the new trumpet and plug. Purchase Includes: (1) Spring (1) Trumpet (1) Adapter Fitting Part Number: Fits BOV: For Vehicle: 5933 GFB Mach 2 (T9133) Evo 1 2 3 4 5 6 7 8 9