BMC 13 71 5 A58 C04 High-Performance Oiled Cotton Air Filter Element

The BMC 13 71 5 A58 C04 is a high-performance drop-in replacement air filter element designed as a direct OEM equivalent (BMW part number 13715A58C04). Engineered for the BMW X3 G45 platform, this filter delivers superior filtration and airflow compared to standard paper elements.

Key Features:

• Oiled multilayer cotton filtration — A metallic mesh frame supports multiple layers of oiled cotton gauze for optimal air filtration and flow efficiency
• High filtering efficiency — Tested to ISO 5011 standards with a 98.5% filtering efficiency rating
• Minimal pressure drop — The open-weave cotton construction maximizes airflow while retaining contaminants, reducing restriction compared to standard paper filters
• Reusable and washable — The cotton element can be cleaned with BMC's dedicated wash kit and re-oiled, making this a long-term, eco-friendly alternative to disposable filters
• OEM fitment — Drop-in replacement that interfaces directly with the factory airbox; no modification required
• Made in Italy — Designed and manufactured entirely in Italy using premium-grade materials
• Dimensions: Approximately 290 mm (11.4 in) length × 256 mm (10.1 in) width

OEM Cross-Reference: BMW 13715A58C04 / 13-71-5-A58-C04 / 5A58C04

BMC recommends using only genuine BMC regeneration kits when cleaning and re-oiling this filter to maintain performance and preserve the manufacturer's warranty.