Subaru OEM Radiator Cap WRX 04-14 / STI 04-21 | 45137FE002 vendor_Rally Armor XP bearings are designed for

XP bearings are designed for dedicated track applications or street cars that may see extended circle track racing or endurance events

minimal airflow restriction

we've made a 25% increase in material thickness as well as 50% more welding on an alloyed halo that spans the entire steering wheel

14mm injector bores and is compatible with the OEM injectors and any aftermarket injectors with OEM VQ fitment

Compatible with Stock Tune and COBB OTS

Subaru OEM Radiator Cap WRX 04-14 / STI 04-21 | 45137FE002 vendor_Rally Armor XP bearings are designed forProduct Fitment: 2004 2014 Subaru WRX 2004 2021 Subaru STI 45137FE002 Cap Assembly Radiator is Part Code 45137D in the diagram Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.