Dynamic+ Lowering Springs for B9/B9.5 Audi S4/S5

PRODUCT DESCRIPTION: Dynamic+ Lowering Springs were thoroughly evaluated on the street and track on 034Motorsport's B9 Audi S4 Development Vehicle, and by independent Audi enthusiasts before release. The selected spring rates, unique dual-rate spring design, and ride height are the culmination from months of testing - thousands of miles of commuting and countless track days - resulting in a lowering kit that is perfectly matched to the factory dampers. Each set of Dynamic+ Lowering Springs is manufactured in the USA at an ISO 9001 certified facility, and tested to 034Motorsport's exacting specifications to ensure they deliver unmatched levels of handling performance. These springs are the ideal suspension solution for the discerning Audi S4 owner who desires to lower their vehicle and enhance their driving experience. WHY ARE DYNAMIC+ COIL SPRING SLEEVES NEEDED? When designing 034Motorsport Dynamic+ Lowering Springs, we are not simply making a shorter spring. With lowering springs, the