The BLITZ DTT (Dual Turbo Timer) DCIV is a one of a kind item for your WRX or STi. This is the only turbo timer in the world that incorporates a turbo timer with a boost gauge. The digital boost display can read up to 36.75psi and also includes a digital boost peak hold. This Blitz unit also features the two-piece design that allows the user to virtually mount the turbo timer anywhere in your Subaru.