Hybrid Racing K-Series Cylinder Head Heater Pipe Plug oil cap when we developed our first

when we developed our first short shifter

This precision-machined adapter replaces the unused K-series idle-air assist valve

Gate spacing (left-right shifter motion) can be reduced by up to 5%

This replaces the OEM rubber line with a -6AN braided hose that has appropriate fittings and a simple & clean look

and 06-11 Civic Si so you don’t have to measure or clock fittings

Hybrid Racing K-Series Cylinder Head Heater Pipe Plug oil cap when we developed our firstPRODUCT DETAILS Clean up your engine bay and eliminate unnecessary stuff with the Hybrid Racing Cylinder Head Heater Pipe Plug. This piece allows you to delete the heater hose on the back of a K20A A2 A3 Z1 cylinder head. Never deal with looped hoses again! Purchase the Heater Core Delete Kit if you want to remove the thermostat housing heater tube as well. (HYB HCD 01 03)