Performance Air Filter for BMW 5 Series E60 / E61, 630Ci E63 / E64, Z4 M (2003-2011)

Maximize Induction Efficiency for your BMW N52 & S54 Powered Z4M and E60 5-Series

Who It’s For: Designed specifically for BMW 5-Series, 6-Series, and Z4 owners running the N52, N53, and legendary S54 engine families.

The Problem: Stock paper filters are disposable units that begin restricting air the moment they encounter road dust. For the high-revving S54 in the Z4M and the Valvetronic-equipped N52, any intake restriction translates directly to sluggish throttle response and lost top-end power. The factory filters are often the bottleneck in an otherwise highly efficient German intake tract.

The Solution: We utilize this BMC performance filter to correct the breathing limitations of the N52 engine. By using a multi-layered cotton gauze soaked in low-viscosity oil, this filter allows for significantly higher CFM while catching particles as small as 7 microns—beating the 10-micron standard of OEM paper. It is a lifetime upgrade that ensures your straight-six never feels suffocated.

Why This is the Ultimate Upgrade

• Enhanced Throttle Response: Increased airflow allows the engine to reach peak torque faster, especially noticeable in the mid-range of the N52 powerband.
• Full Moulding Construction: Produced using a single-mould system with no welded joints, eliminating the risk of the filter frame cracking or failing under high-heat engine bay conditions.
• Epoxy-Coated Alloy Mesh: The filter material is reinforced with an epoxy-coated mesh to protect against petrol fumes and oxidation from high humidity.

Technical Specifications

Compatibility & OEM Reference

Fits the following vehicles (BMC fitment data):

• BMW 5 Series (E60,E61) 520i (170 HP) | 2003-2005
• BMW 5 Series (E60,E61) 523i (177 HP) | 2005-2007
• BMW 5 Series (E60,E61) 523i (190 HP) | 2007-2010
• BMW 5 Series (E60,E61) 525i (192 HP) | 2003-2005
• BMW 5 Series (E60,E61) 525i (218 HP) | 2005-2010
• BMW 5 Series (E60,E61) 530i (231 HP) | 2003-2005
• BMW 5 Series (E60,E61) 530i (258 HP) | 2005-2007
• BMW 5 Series (E60,E61) 530i (272 HP) | 2007-2010
• BMW 6 Series (E63,E64) 630Ci (258 HP) | 2004-2007
• BMW 6 Series (E63,E64) 630Ci (272 HP) | 2007-2011
• BMW Z4 (E85,E86) 3.2 M (343 HP) | 2006-2008

OEM Cross Reference (BMC): BMW 1371752103301, 13717521033, 13717521038

The Performance Promise

Buy with confidence. As specialists in European performance, we know that intake health is paramount for BMW straight-six engines. This BMC filter is washable, rechargeable, and built to outlast the car itself. Backed by real automotive experts and fast shipping.

Common Questions

Which BMW models does it fit?
BMC lists the E60 / E61 520i, 523i, 525i and 530i, the E63 / E64 630Ci, and the Z4 M 3.2 (E85 / E86).

Is it a direct fit?
Yes. It replaces the factory element in the stock airbox with no modifications.

Can I clean and reuse it?
Yes. Wash and re-oil it with a BMC regeneration kit.

How fine is the filtration?
The multi-layer oiled cotton traps particles down to 7 microns.

What will I notice after installing it?
Sharper throttle response and a stronger intake sound.