BBS Wheel PFS Kit Ring Clip Bolts BMW The HKS header was developed

The HKS header was developed in conjunction with the High Flow Metal Catalyzer to optimize power and torque across the power band

There are no special tools required and maintenance can be performed without removing the blow off valve from the vehicle

Note: For Sedan

- Installs in under 30 minutes

Included with every PERRIN Blow Off Valve are the necessary components to make this a direct bolt-on for your WRX

BBS Wheel PFS Kit Ring Clip Bolts BMW The HKS header was developedThese are genuine BBS PFS ring kits. Most 5x100 BBS wheels feature a 70mm center bore, and most 5x112 wheels feature a 82mm center bore, but there could always be an exception to the rule and therefore we urge you to measure both the center bore of your wheels and the hub bore of your vehicle. These will only fit in BBS wheels featuring the PFS system. NOTE: Sold Individually. If you need a kit for each corner please order (4). Picture is for