Bilstein B12 Pro-Kit Sport Suspension Kit (Lowering Springs & Dampers) for BMW 3 Series E90 Saloon 325i (2008-2009) & E93 Convertible 323i 325i 328i 330i 335i (2006-2013) - Part No. 46-180674

Bilstein B12 Pro-Kit Suspension Package for BMW 3 Series E90 Saloon and E93 Convertible | Part No. 46-180674

Transform the way your BMW 3 Series turns, brakes and puts power down with the Bilstein B12 Pro-Kit. This fixed-rate performance package combines precision-matched sport springs with gas pressure shock absorbers for a lower centre of gravity, crisp steering feel and superb high-speed stability on UK roads. Ideal for drivers seeking a purposeful drop and factory-quality refinement, this set is a brilliant street performance upgrade for the E90 Saloon 325i and E93 Cabriolet 323i 325i 328i 330i 335i.

If you are searching for a BMW 3 Series shock and spring kit, E90 saloon sports suspension, E93 convertible handling upgrade, BMW 335i lowering kit, 330i chassis upgrade, 328i sport shocks and springs or a road-friendly alternative to height adjustable kits, this is the proven choice that delivers confident cornering and everyday comfort.

Why enthusiasts choose this setup

• Sharper road feel Immediate turn-in, reduced lean through bends and planted mid-corner behaviour without compromising daily ride quality.
• Balanced drop Lower ride height for a cleaner stance and improved aerodynamics. The exact reduction varies by model and specification.
• Matched components Springs and dampers tuned to work together for predictable handling and strong composure over rough British tarmac.
• Direct replacement Vehicle-specific fitment for the BMW 3 Series E90 and E93. Maintains correct geometry when installed and aligned properly.
• Road focused, enthusiast approved Set-and-forget convenience with genuine performance gains for fast road use.
• Genuine Bilstein quality Engineered in Germany with durable corrosion-resistant finishes and a 2 Year Bilstein Warranty.

Real results you can feel

We have fitted and driven this kit ourselves at MJ Modifications, and feedback from our customers is consistently positive. Expect tighter body control, improved braking stability and a composed ride that makes your BMW feel new again. It is the OEM-plus upgrade that brings confidence on B-roads and comfort on the commute.

Compatibility

• BMW 3 Series E90 Saloon 2008 to 2009
  • 325i
• BMW 3 Series E93 Convertible 2006 to 2013
  • 323i, 325i, 328i, 330i, 335i

What you receive

• Bilstein B12 Pro-Kit performance springs and sport dampers front and rear
• Vehicle-specific hardware as supplied by Bilstein
• Documentation as provided for the application

Part number

Bilstein 46-180674

Installation and alignment

For professional fitting, corner weighting advice and four-wheel alignment, we recommend booking with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk. Correct installation and geometry are essential for best handling, comfort and tyre wear.

Warranty

2 Year Bilstein Warranty.

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