HKB Boss Kit Nissan Silvia/Skyline Hi-cas ON-177 Atom Features sequential ports for quiet

Features sequential ports for quiet operation on mild boost and full performance at full boost

- Suzuki Alto/ Alto works CA

They are easily converted to a complete atmospheric or full bypass unit by using supplied port blanking plug

you will need a boss kit to use it on your vehicle

Centre to Centre bolt holes about 51mm

HKB Boss Kit Nissan Silvia/Skyline Hi-cas ON-177 Atom Features sequential ports for quietHKB Japanese Nissan Skyline & Silvia With Hicas Boss Kit HKB Japan is known worldwide as having the best quality boss kits in the market. When you purchase an aftermarket steering wheel you will be needing a boss kit so that you can fit your aftermarket steering wheel on your vehicle. You need to unbolt your factory steering wheel from your vehicle and place this boss kit in the place of your steering wheel and it should fit on snug. Once the boss kit