AST 5100 Series Coilovers | 2012-2018 BMW M3/M4 (ACU-B2102SD/ACC-B2103S/3D)

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AST 5100 Series Coilovers | 2012-2018 BMW M3/M4 (ACU-B2102SD/ACC-B2103S/3D)AST 5100 Series Coilovers Fitment: 2012 2018 BMW M3 M4 Part #: ACU B2102SD Overview The AST 5100 Series Coilovers are a high performance suspension upgrade designed specifically for the 2012 2018 BMW M3 and M4 models. These coilovers are engineered to provide a versatile balance between track ready handling and everyday comfort, making them ideal for enthusiasts who demand both performance and usability from their vehicle. Whether you're taking your

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ensuring reliable engagement under demanding conditions

while the friction material is engineered for thermal stability and wear resistance

Recommended to replace in pairs for balanced handling

Whether you're looking to improve the visual impact of your SUV or seeking subtle aerodynamic enhancements

Superior Design- Miniaturized pressure ring and a superior spline-through-side-gear design allows for fitment of more friction plates (up to 2x as many as competitors versions)

Designed specifically for the Porsche Cayman GT4

Enhance the aerodynamic profile of your vehicle with these high-quality carbon fiber front splitters designed specifically for the F8X series

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ensuring safety and convenience during every drive

The main arm is slotted to allow the use of pinch bolts

and overall driving enjoyment on street-driven BMW 530i and 540i G30 models

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