Bilstein B12 Sportline Suspension Kit (Shocks & Springs) for BMW E46 3 Series 316i 318i 316Ci 318Ci - Up to 50mm Lowering - Part No 46-180131

Bilstein B12 Sportline Spring and Damper Package for BMW E46 316i 318i 316Ci 318Ci Part No 46-180131

Transform the way your E46 drives. This Bilstein B12 Sportline spring and damper package delivers a decisive ride height drop, tighter body control and confidence on B-roads without punishing comfort. Part number 46-180131 is engineered specifically for the BMW 3 Series E46 four-cylinder petrol models listed below, giving you a genuine bolt-on handling upgrade that looks as good as it feels.

We run this setup on customer cars and the feedback is consistently excellent. Expect a planted stance, crisp turn-in and a composed ride that makes daily driving and fast road use more enjoyable. If you are searching for an E46 handling pack, sports springs and struts, or an uprated shock absorber set for the 316 and 318 variants, this is a proven choice.

Why it belongs on your E46

• Direct bolt-on for E46 316i, 318i, 316Ci and 318Ci with no cutting or fabrication
• Ride height reduction by as much as 50 mm for a lower centre of gravity and purposeful stance
• Matched coils and gas pressure dampers for balanced control and comfort
• Sharper cornering, reduced body roll and improved stability under braking
• Ideal fast road setup that remains civil on poor surfaces
• Includes technical certification for peace of mind

Key features

• Complete spring and shock absorber set tuned for the E46 chassis
• Bilstein gas pressure technology for consistent performance lap after lap and mile after mile
• Sportline drop for an OEM plus appearance that clears arches when installed correctly
• Durable German engineering built to handle UK roads

Lowering and stance

Expect up to a 50 mm static drop, delivering a more aggressive look with tangible gains in grip and response. The lower centre of gravity helps the front end bite harder, keeps the rear composed mid-corner and gives your 3 Series the planted feel enthusiasts want.

Vehicle coverage

Designed specifically for the following BMW E46 models:

• BMW 3 Series Saloon E46 12/1997 to 05/2005 316i, 318i
• BMW 3 Series Coupe E46 12/1998 to 07/2006 316Ci, 318Ci

Perfect for owners looking for an E46 sport suspension pack, E46 lowering springs and struts, BMW 3 Series handling upgrade, or a complete shock and spring refresh for four-cylinder petrol cars.

What you get

• 4 x Bilstein gas pressure dampers tuned for Sportline use
• 4 x matched performance springs
• Technical documentation and certification

Fitment and setup

For professional installation, alignment and setup, choose MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk to request a fitting quote and expert advice on ride height, geometry and fast road settings. We recommend a full four-wheel alignment after installation.

Compatibility check before dispatch

We verify compatibility on every order. Add your UK registration or the last 7 of your VIN at checkout so we can confirm that Bilstein part 46-180131 suits your specific E46 variant.

Specifications

Who this setup suits

• E46 daily drivers wanting OEM plus comfort with a tighter, more controlled feel
• Fast road enthusiasts chasing better turn-in, traction and confidence
• Owners replacing tired factory components with a high quality, ready to install package

Our experience and customer feedback

We have fitted and driven this package extensively. Customers praise the ride quality, the way it calms the chassis over uneven surfaces and the transformative improvement to cornering. It remains one of our top recommendations for the E46 platform when you want performance and refinement in one go.

Popular search phrases

BMW E46 3 Series handling upgrade, E46 sport springs and struts, Bilstein B12 46-180131, BMW 316 318 lowering kit, E46 50mm drop springs, E46 uprated dampers, BMW E46 performance shocks, E46 sports chassis pack, BMW E46 ride height reduction, E46 fast road suspension, Bilstein shock and spring combo for E46, BMW 3 Series E46 coupe saloon suspension upgrade, E46 4 cylinder suspension refresh.