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The Eibach drag-launch spring kit is a set of four direct-fit replacement springs for 2015–2017 Ford Mustang GT Coupe (S550) tuned to enhance launch traction and weight transfer during aggressive starts. Sold as a complete four-spring set, this kit offers a focused suspension swap that helps reduce wheel hop and improve contact patch control at launch while remaining compatible with the vehicle's existing suspension geometry.
Eibach 15-17 Ford Mustang GT Coupe S550 Drag-Launch-Kit (Set of 4 Springs)
