AST Suspension 5100 Series Coilovers (Includes Front/Rear Top Mounts) (True Coilover) - 2000-2005 BMW 3 Series 325i Sedan/Touring/Coupe/Convertible (E46) Cougar The ISC Suspension Basic V2

The ISC Suspension Basic V2 Coilover System for the 2003-2008 BMW Z4 25i/30i (E85) has all the great features of the ISC N1 V2

The ISC Suspension Basic V2 Coilover System for the 2006 BMW 325xi AWD (E46) has all the great features of the ISC N1 V2

2016 BMW 3 Series 335i/340i RWD (w/o EDC)

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AST Suspension 5100 Series Coilovers (Includes Front/Rear Top Mounts) (True Coilover) - 2000-2005 BMW 3 Series 325i Sedan/Touring/Coupe/Convertible (E46) Cougar The ISC Suspension Basic V2The 5100 Series shock absorbers for the 2000 2005 BMW 3 Series 325i Sedan Touring Coupe Convertible (E46) utilize inverted upside down technology. The inverted design is race proven technology and produces an extremely strong damper, providing better suspension geometry under heavy lateral and braking loads as seen in a road and track environment. The 5100 Series shock absorbers give your car a better performance than the standard twin tube design.