Dave’s 2006 GT Convertible has a Vortech supercharger installed & tuned by Realspeed, subframe connectors custom fit by Realspeed to strengthen the convertible body, plus Steeda springs & swaybars, exhaust, short throw shifter 4.10 gears, steeda adj. lower control arms and adj. panhard bar, and detriot tru trac all installed at Realspeed. Best 1/4 mile 11.89 @ 117.49 mph DaveB www.realspeedauto.com Ph.631-563-7325 All parts listed are for the Ford Mustang unless otherwise noted. Copyright 2018 Realspeed Automotive Inc. All rights reserved.