Vibrant -8AN Female to 3/8"NPT Male Swivel 90 Degree Adapter Fitting - 11387 U-J The COBB 20G is an

The COBB 20G is an ideal turbo upgrade for those looking to increase the top-end power of their STI while maintaining low and mid-range response

- 16AN Threaded housing

but you can see from the datalogs below that when compared to the OEM pulley

Clutch Disc: 6250008

06-11 Honda Civic Si K20Z3

Vibrant -8AN Female to 3/8"NPT Male Swivel 90 Degree Adapter Fitting - 11387 U-J The COBB 20G is anVibrant Performance Female AN Flare to Male NPT Adapters are lightweight and constructed from 6061 Aluminum Alloy. Our Female AN Flare to Male NPT Adapters deliver quality, reliability, smooth flow, ease of assembly and the comfort of an anti leak seal and are designed to fit most popular oil pumps, fuel pumps, fuel filters and a wide range of other common components. All Vibrant Performance Adapter Fittings are available in anodized black only.