This s coming back as a popular item because of Gas Monkey. I had hydraulics and air bags on my low rider mini truck. Hydraulics are ruff and air bags are the smoothest ride. On mustangs you would need air struts, for sure in the front.
new engine,1.7 rocker arms,Pipes exhaust, shorty cats , shorty headers,under drive and overdrive pulleys,4.2 upper plenum, throttle body spacer, cold air intake, stage one clutch, shorty shifter, and tune. 8.8 in storage