AST 30mm/20mm Lowering Springs - BMW 3 Series E46 M3 Coupe | Convertible Dragy wind tunnel testing & CFD

wind tunnel testing & CFD flow simulation

you will protect your engine from the big bills (and potentially worse) caused by the OE filter’s well-documented collapse failure

Resulting Improvements

Also from the point of weight loss

adding Wireless Apple CarPlay and Android Auto while keeping full OEM functionality

AST 30mm/20mm Lowering Springs - BMW 3 Series E46 M3 Coupe | Convertible Dragy wind tunnel testing & CFDThe AST Lowering springs offer a solution to reduce your vehicles center of gravity while preserving the comfort youre accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially for each vehicle specific. Crafted from premium materials using the best Wafios coiling machines. Their progressive design strikes the perfect balance between