The Blitz Sequential Boost Controller i-D is the latest boost controller offer by Blitz. This unique boost controller represents the cutting edge in boost controller technology. The SBC i-D features the same dual solenoid design as the SDBC for maximum boost response and the capability to hold up to 36.75psi (2.5 bar). The SBD i-D is 1/2 din dize and it is compatible with internal aculators and external wastegates.