Prosport 52mm Boost Gauge Premium White Pointer Clear Lens - Amber/White Impreza_2001-2007 These components are designed to

These components are designed to be durable and take all the track abuse you can throw at them

effectively eliminating the factory understeer and creating oversteer

K&N Filters use oil to provide filtration

These are to be replaced when below

Part #: SU204

Prosport 52mm Boost Gauge Premium White Pointer Clear Lens - Amber/White Impreza_2001-2007 These components are designed toPart #: PSR 216SMWABOWNCL270 PK. PSI This ELECTRICAL Boost Gauge will perform a pointer sweep self check on start up & shut down! If your vehicle is supercharged or turbocharged then this gauge is simply a must have. For peak performance you need to know how much boost you are making at maximum RPM's. Now you can track your peak boost as you modify your ride! Save your Turbo Set the warning function to alert you when you over boost!! ( 30~30 PSI