Core Functions

• Air Filter Protection & Housing: Serves as a protective enclosure for the air filter element, shielding it from external debris (like dust, sand, and small particles) and mechanical damage. This extends the air filter's service life and maintains its filtration efficiency.
• Sealed Airflow Channel: Creates a sealed pathway for incoming air, ensuring that all air entering the engine passes through the filter element. This prevents unfiltered air from bypassing the filter and entering the engine, which could cause wear and reduce combustion efficiency.
• Engine Performance Maintenance: By ensuring clean, filtered air reaches the engine and maintaining a stable airflow, it supports the engine's optimal combustion process, helping to preserve power output, fuel efficiency, and overall engine performance.

Compatible Vehicles

This Filter Case (Air Filter, OE: 31273658) is tailored for the following Volvo models and their respective year ranges (covering all repeated entries):

Notes: For 100% fitment accuracy—including confirming compatibility with specific engine variants and trims (e.g., different engine displacements or trim - specific air intake designs)—verify with your vehicle’s VIN (Vehicle Identification Number) or consult Volvo’s official service manual. This accounts for potential minor variations in air intake system layouts across different production batches.

• Extensive Industry Experience: 13 years specializing in Volvo auto parts with precise product matching and technical solutions.
• Quality Assurance: 10-stage quality inspection process including durability testing, surface roughness analysis, and dimensional verification.
• Manufacturing Excellence: 15,000㎡ production base with 10,000+ SKUs in inventory for fast order fulfillment.
• Strategic Partnerships: Collaborations with 50+ factories including suppliers to international brands like Bosch and Hella.