ST Suspension Lowering Springs for 79-99 Ford Mustang 3rd gen./4th gen. (60090) 1502 H023 pressure plate features an

H023 pressure plate features an exclusive diaphragm design to increase clamp load

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but we still saw maximum gains of 23

Our dyno testing showed an increase of 15 whp and 19 ft-lbs of tq at 4000 RPM

ST Suspension Lowering Springs for 79-99 Ford Mustang 3rd gen./4th gen. (60090) 1502 H023 pressure plate features anST suspensions is proud to boast one of the largest applications for sport springs. Once more, ST sport springs are one of the few lowering springs on the market that (in combination with the standard suspension) will greatly improve the driving behavior of a vehicle as well as its overall looks! Performance and style for every car Made from chrome silicon steel in a cold winding process, ST sport springs are multi coated with a final epoxy coating