HKB Boss Kit Mazda RX7/RX3, Cosmo and Familia (OR-17) GT4 This ECU fits 5 Plug

This ECU fits 5 Plug ECUs

Sr20de and Sr20det

1x Steering rack bush set

Link ECU Subaru WRX V10 04-06 Plug-In

Hand-stitched with a minimalist logo etched onto an anodised frame to ensure only a quality finish

HKB Boss Kit Mazda RX7/RX3, Cosmo and Familia (OR-17) GT4 This ECU fits 5 PlugHKB Boss Kit for Mazda RX7 RX3, Cosmo and Familia HKB Japan is known worldwide for having the highest quality boss kits on the market. When you purchase an aftermarket steering wheel, you will need a boss kit to fit it to your vehicle. You need to unbolt your factory steering wheel from your vehicle, install this boss kit in its place, and it should fit snugly. Once the boss kit is on, you can bolt on the aftermarket steering wheel. This kit is for