The PRofec B-Spec2 integrates all the basics of an electronic boost controller, with additional useful options. Use the built-in boost gauge (psi or kPa) to tune in a Lo. & Hi. SET to raise the boost pressure, then optimize consistency and response with GAIN and adjust the START GAIN to set initial wastegate response. Also built-in are optional: Warning point, Warning limiter, and peak & last boost record. Compatible with integral and external wastegates and our RSS or SCC's optional speed trigger.

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GReddy Profec B Spec II The PRofec B-Spec2 integrates all the basics of an electronic boost controller, with additional useful options. Use the built-in boost gauge (psi or kPa) to tune in a Lo. & Hi. SET to raise the boost pressure, then optimize consistency and response with GAIN and adjust the START GAIN to set initial From: $410.40