APR- Subaru Impreza WRX/STI Carbon Fiber Front Airdam 2006-2007 Collection_Exhaust System 5" inner diameter)

5" inner diameter)

and differentials all need good air flow to help transfer away unwanted heat

The extra large GReddy resonator controls unwanted drone

we stuck to the original definitions of the SL Series by maintaining the features including light weight compared to existing models

Center Pipe Diameter: 60 - 50 x 2

APR- Subaru Impreza WRX/STI Carbon Fiber Front Airdam 2006-2007 Collection_Exhaust System 5" inner diameter)Underbody components such as front air dams, undertrays, and rear diffusers are essential for maximizing aerodynamic performance. The APR Performance Front Air Dam integrates with the factory front bumper to: Reduce lift. Increase front end stability. Improve high speed cornering grip This Front Air Dam also utilizes a built in aerodynamic splitter design that creates a high pressure region of air atop the protruding surface, further reducing lift and