For Kia Optima Sportage Forte Koup Blow Off Valve Plate Spacer BOV Adapter Block Guards tapered plenum that together preserve

tapered plenum that together preserve mid-range power but increase and accelerate airflow to allow for significant top-end power gains

Also fits other brands with the 1

2006 Subaru Impreza WRX Limited

2006 Subaru Impreza WRX TR

Includes 2x fuel rails

For Kia Optima Sportage Forte Koup Blow Off Valve Plate Spacer BOV Adapter Block Guards tapered plenum that together preserveFor Kia Optima Sportage Forte Koup Blow Off Valve Plate Spacer BOV Adapter Our diverter blow off spacer plate will help your engine breathe easier during shifts by redirecting and venting excess boost from the stock bypass valve to the open atmosphere. The venting of the excess boost from the stock bypass valve also provides a great BOV sound. Allows the turbo's compressor to maintain higher RPM so you can build boost as soon as you back on the