Whipple 2011+ Mustang 5.0L/5.2L 3.8L Competition Supercharger System Whipple Sale! from 939500 /per Vehicle 2011-14 GT/Boss 2015-17 GT 2018-21 GT 2018+ Bullitt 2015+ GT350 Stage Stage 1 Stage 2 Qty. Add to Cart This item is either made to order or has limited inventory. Please reach out to confirm lead times if needed. Stage 1 Competition Kit Includes 132mm Throttle Stage 2 Competition Kit Includes 150mm Throttle