AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2001-2005 BMW 3 Series 318i Sedan/Touring/Coupe/Convertible (E46) M45X serviceable unit

serviceable unit

1988 Mazda 323 GTX (BF)

2008 Mercedes-Benz C-Class C180K/C200K/C230/C250 Station (W204)

For most daily-driven BMW M4 builds

AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2001-2005 BMW 3 Series 318i Sedan/Touring/Coupe/Convertible (E46) M45X serviceable unitThe 5100 Series shock absorbers for the 2001 2005 BMW 3 Series 318i 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.