SPEARHEAD Max Thrust Engine Air Filter – OEM Fit for Subaru 2019–2023 Ascent/Forester, 2018–2023 Crosstrek, 2017–2023 Impreza, 2020–2023 Legacy/Outback, 2022–2023 WRX | High Dirt Holding Capacity

Upgrade your Subaru with SPEARHEAD Max Thrust Engine Air Filter

The SPEARHEAD Max Thrust Engine Air Filter is engineered to help your SUV or sedan breathe easier by delivering clean air to the engine without sacrificing performance. Built for OEM fit across key Subaru models, this filter is designed to slot into your intake system with minimal effort while still offering a robust, durable filtration solution.

Why choose Max Thrust

• High dirt-holding capacity thanks to a Hex-D pleat design, trapping more dust and debris while preserving airflow.
• Multi-layer media with progressively finer filtration maintains air passage even as the filter accumulates particles.
• Designed for up to 15,000 miles of use, helping your engine receive the air it needs to perform at its best over time.
• Do-it-yourself replacement that fits a broad Subaru lineup—no dealer visit required when you verify your year, make, and model.

Real-world advantages and use cases

• Daily commutes and urban driving can benefit from steadier intake air and potentially smoother throttle response.
• Longer trips and highway drives may experience consistent air flow, especially in higher-mileage vehicles.
• Dusty or rural roads become less of a concern with improved filtration capacity.
• Cost-conscious owners can upgrade to a higher-capacity filter without replacing the entire intake system.

Compatibility and build quality are designed to work with Subaru models listed in the product lineup, offering a practical balance of performance and value. While results can vary by vehicle condition and driving environment, many owners report noticeable differences in engine breathing and intake efficiency after installation.

What you get

A straightforward, OEM-fit air filter built to support improved filtration in everyday driving scenarios. If you drive a model from the list, this upgrade is positioned as a practical enhancement option that emphasizes filtration efficiency, ease of installation, and long-term maintenance savings.