GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere Fans ARP 260-4702 HEAD STUD KIT

ARP 260-4702 HEAD STUD KIT SUBARU EJ SERIES SOHC PHASE II Forester Baja Impreza

Deep) Blk Suede w/Red Stitching & 5mm Spokes w/Slits

this valve will give you the proper Pssssssh between shifts but recirculating some of the airflow to keep all of the closed loop systems on your vehicle engine management happy

FOR CUSTOM FUEL SYSTEMS

5 2009-2010

GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere Fans ARP 260-4702 HEAD STUD KITMACH 2 ATMO UPGRADE KIT TO CONVERT MACH 2? FROM RECIRC TO ATMO VENTING BOV, WITH TRUMPET, SPRING AND PLUG. Harder spring supplied in this kit, as the valve needs to remain closed at idle when venting to atmo, to prevent stalling backfiring.