MXR-B2 coil-overs are designed as entry-level for street use. It features height adjustable and adjustable camber plates (applicable for some vehicles),  which offer you a lowered stance, and improved performance for your daily use vehicle.

Application 

For BMW 3 Series Sedan (E90) 2004-2011

316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 318d, 320d, 325d, 330d, 335d.

For BMW 3 Series Touring (E91) 2004-2012

316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 320d, 325d, 330d, 335d.

For BMW 3 Series Coupe (E92) 2005-2013

316i, 318i, 320i,323i,325i,328i,330i,335i,320d,325d,330d, 335d

For BMW 3 Convertible (E93) 2006-2013

318i, 320i, 323i, 325i, 330i, 335i,  320d, 330d, 325d.

Note: 
This product fits RWD vehicles only, not for the M3 model.

Specification

Height adjustable: Yes, lowering 25-75mm depending on the vehicle models
Damping : Not adjustable
Front top mounts: Pillow ball with camber plate
Camber adjustable: Yes, front only
Spring Rate Front: 8 kg/mm(448 lbs/in)
Spring Rate Rear: 12 kg/mm (672 lbs/in)
Front spring inner diameter: 62 mm
Rear spring inner diameter: 70.5 mm
Spring length Front: 180 mm
Spring length Rear: 230 mm
Spring Preload advised: 7-10 mm
Shock Type: Twin tube

Package included
2x Front coil-overs
2x Rear  coil-overs
1x Allen wrench
2x C spanners

Feature
1. Self-design structure and new manufacturing system to give more customers good coil-overs without breaking the bank.
2. Height adjustable---lower your car 25-75mm (depending on vehicle models) to get a performance ride
3. Independent Ride Height and Spring Pre-load Adjustments
4. Twin-Tube System for Comfortable Ride on Streets
5. Coated finish to avoid rust
6. Heavy Duty Steel Lower Mounts
7. Simple install,  easy to adjust.

Note

1. All modifications must be installed by licensed mechanics and in compliance with your local modification regulations.
2. Please ensure all components are tightened with correct torque specifications (which can be found in the vehicle service manual)before and after installation. Any loose nuts, bolts, or locks will cause noise. Do check and tighten before serious problems happen.
3. Impact wrench is prohibited during the installation, it will loosen or damage the product.
4. Examine the clearance between tires and suspension. ( The minimum clearance should be 4mm, otherwise, you need to add wheel spacers. Caution: It is not sufficient with torsion beam trailing arm axles)
5. We suggest regular maintenance for the coil-over, spray with some WD40 every 3-5 months will keep it smooth and clean, which helps to extend the lifetime.