Cabin Air Cowl Filter for BMW E-Chassis Models Compatible with: BMW 1 Series (E81, E82, E87, E88), BMW 3 Series (E90, E91, E92, E93), and BMW X1 (E84). Application: - BMW 1 Series E81 and E87 (all model years) - BMW 1 Series E82 Coupe (2008–2013), including 1M - BMW 1 Series E88 Convertible (2008–2013) - BMW 3 Series E90 Sedan (2006–2011), including M models - BMW 3 Series E91 Touring (2006–2011) - BMW 3 Series E92 Coupe (2006–2013), including M models - BMW 3 Series E93 Convertible (2006–2013), including M models - BMW X1 E84 (2010–2015) Note: Vehicle compatibility charts are for reference only. Always verify fitment using your vehicle’s OEM specifications. Specifications: - High-performance cabin air filter designed for improved airflow and filtration efficiency - Replaces the factory HVAC filter to enhance cabin air quality - Helps reduce dust, pollen, soot, and airborne pollutants entering the vehicle interior - Tested for quality and durability - Easy to install — no modifications required Materials: - Filter media: High-quality non-woven fabric - Housing/seals: Durable rubber components - Color: As shown in product images Package Includes: - 2 x Cabin Air Filters (, never used or installed) Installation Instructions: - Remove the DME cover and brake fluid reservoir cover - Loosen and remove the existing HVAC filter housing - Carefully remove the sensor and mounting screws - Lift the cowl panel toward the front of the vehicle - Install the new filter into the designated location - Secure all components and reassemble as needed