Hallman Pro RX Boost Controller (Low Boost 1-15 PSI) Select Color::Silver Ships in 1-4 Weeks:

Ships in 1-4 Weeks:

-Increases core size by 128% and fin surface area by 32%

Seibon Carbon’s "string carbon" products were made to steal the spotlight

The black Gates standard replacement belts are recommended for use with stock or low-boost rebuilds

515" 30-SHIM-SS 1001

Hallman Pro RX Boost Controller (Low Boost 1-15 PSI) Select Color::Silver Ships in 1-4 Weeks:The Hallman Pro RX Boost Controller is one of our favorites to use! The RX comes with the lightweight ceramic ball and spring installed for precise boost adjustments in increments of . 5 psi and also includes the heavy spring if you are on the higher side of 10 15 psi. Recommended for cars at or just above stock boost levels up to 15 psi. If you decide to upgrade later and want the heavier, steel ball, it is available for purchase separately. The