Hallman Pro RX MBC Kit

Hallman Pro Valve w/ ceramic ball, light and heavy springs included, 3 feet of vacuum line, mounting bracket, hardware kit and specific installation instructions.

Key features: Billet Aluminum, Anodized, Laser Engraved. Ceramic Ball and light spring for excellent control of boost up to 5 psi over stock boost level. Heavy spring also included for adding more than 5 psi over stock. Available in Black, Red, Blue or Purple. Can be upgraded to cockpit control with additional add-on kit.