Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon MAP Clamper by Turbo-Spec.com Save $-157.29 $157.29 | / 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Notify me when back in stock Email address Email me when available Used to freeze the stock MAP / MAF signal when it reaches a certain value, preventing the sensor from sending a value that is out of range for the stock ECU when going into boost.