KW Variant 1 (V1) Coilovers inox-line for BMW M3 E46 Coupe & Cabrio 06/00- (M346) | Height Adjustable 20-40mm | Stainless Steel Suspension Coilover Kit

BMW M3 E46 Coupe and Cabrio M346 Stainless Height Adjustable Suspension Kit by KW Variant 1

Transform the way your E46 M3 drives with this height adjustable stainless coilover suspension kit. Designed specifically for BMW M3 E46 coupe and convertible models, this premium German engineered setup offers a lower ride height, precise handling and everyday comfort. Expect a sharper turn in, reduced body movement and a purposeful stance with a corrosion resistant inox-line construction that is built for UK roads and weather.

Key benefits

• Ride height adjustment at both axles for the perfect drop and stance
• Inox-line stainless strut housings that resist rust and seized threads
• BMW M3 E46 specific valving with factory pre-set damping for fast-road use
• Dirt resistant trapezoidal thread and composite spring seats for smooth adjustment
• Improves cornering grip, reduces roll and boosts confidence without ruining ride quality
• Complete spring and damper package with high quality hardware for long-term reliability

Lowering range

Front: 20 to 40 mm
Rear: 20 to 40 mm

Maximum approved axle loads

Front: 990 kg
Rear: 1170 kg

Fitment

For BMW M3 E46 coupe and cabriolet 2000 to 2006, chassis code M346. Direct fit for both manual and SMG variants. Engineered for the E46 M3 platform for precise fitment and performance.

Why this E46 M3 suspension upgrade

This stainless coilover set is the go to choice for owners who want a meaningful handling upgrade and a clean, even ride height on the road. Pre-configured damping avoids the guesswork of manual adjustment while delivering a composed, sporty feel in daily driving and spirited use. The inox-line bodies and composite collars make seasonal height tweaks straightforward even after years of use.

Quality and assurance

Made in Germany and developed specifically for the BMW M3 E46. Backed by a 2 year warranty across thousands of applications, extendable to 5 years when installed by an authorised specialist. Each kit is application tested to meet stringent quality standards.

What our workshop and customers say

We have installed these on multiple E46 M3 builds and they consistently deliver tight, predictable handling and a refined ride. Owners praise the fit and finish, the ease of adjusting ride height and the confidence the kit brings on B roads and motorway miles alike.

Professional installation and setup

For fitting, alignment and corner weight services, choose MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quotation and advice on setup for fast road or track day use.

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