Wix WA11506 Engine Air Filter - Right

Engine Air Filter Overview

The Wix WA11506 engine air filter is a panel-style replacement built for BMW performance applications that need dependable airflow protection in demanding driving conditions. It is engineered with enhanced cellulose media and a polyurethane seal where applicable to handle moisture, temperature swings, and frequent stop-and-go use.

Key Features

• Panel-style engine air filter for direct replacement service.
• Enhanced cellulose media with phenolic resin treatment for added durability.
• 30% more media than OES filters for increased filtration surface area.
• High-tear strength polyurethane seal where applicable for hot and cold resistance.
• Laboratory tested to ISO 5011 standards with at least 99.5% efficiency based on Wix 42389.

Detailed Description

Wix WA11506 is a premium panel air filter designed for BMW M2, BMW M3, and BMW M4 applications that require a precise engine air intake filter. The filter media is built to provide strong protection in normal and severe driving conditions, including dirt roads, construction zones, short trips, interstate travel, and heavy traffic. The WA11506 part number is also associated with OE-style service intervals, making it a practical choice for routine maintenance on BMW M2, BMW M3, and BMW M4 models.

This part cross-references BMW 13-71-8-095-805 and Pronto PA99871K for the same application.

What It Helps Address

• Restricted airflow caused by a dirty or loaded engine air filter.
• Reduced filtration performance in dusty or high-debris driving conditions.
• Moisture exposure that can affect standard filter media.
• Wear from repeated temperature changes in daily driving.
• Routine air filter service on BMW intake systems.

Installation Notes and Tips

Fits 2023-2026 BMW M2, right. Fits 2021-2026 BMW M3, right. Fits 2024-2026 BMW M4, N/A. Fits 2021-2023 BMW M4, right. Confirm the existing filter size and housing style before installation. Replace the filter at the manufacturer-recommended service interval or sooner in severe-duty driving.

Quality Assurance

Wix designs this filter as a premium replacement for OEM air filter change intervals. The WA11506 uses durable media construction and ISO 5011 testing standards to support consistent filtration performance.