Anti-spike feature prevents overboosting for engine protection
Anodized aluminum knob offers durability and easy grip
Easy lock adjustment allows secure positioning without a wrench
No wrench required for adjustment, yet will not loosen under harsh vibration
Summarized by Shop
Manual boost controller (MBC), High Peformance REV2. Revised for 2009 with all new internals. Ehancements include: Anti-spike feature, anodized alum knob, easy-lock adjustment requiring no wrench to hold position but will not loosen under high/harsh vibration.