K&N Filters air filter details
K&N Filters Replacement Air Filter for Subaru WRX STI 2.5L F/I 2019 (KNN33-5092)
The K&N Filters Replacement Air Filter for Subaru WRX STI 2.5L F/I 2019 (KNN33-5092) is designed to provide increased airflow and performance while offering long-lasting engine protection. Engineered to fit the factory airbox of the 2019 Subaru WRX STI with a 2.5-liter fuel-injected engine, this drop-in filter is washable and reusable, making it an eco-friendly upgrade over disposable filters. The pleated cotton gauze design allows exceptional filtration without restricting airflow, supporting performance and efficiency. Ideal for daily driving or spirited performance, it ensures your engine breathes cleaner, improving throttle response and engine health.
Features and Specifications:
Vehicle Fitment: 2019 Subaru WRX STI 2.5L F/I
Height: 1.563 in (40 mm)
Outside Length: 9.063 in (230 mm)
Outside Width: 8.406 in (214 mm)
Weight: 1.3 lb (0.6 kg)
Superior Filtration: Features four layers of premium cotton gauze treated with a special tacking agent to capture contaminants.
Long-Lasting Performance: Requires cleaning only every 75,000 miles under normal highway conditions—about once every 5 years.
Durable Construction: Built with premium materials and advanced manufacturing for long-term reliability.
Eco-Friendly: Helps reduce landfill waste, preventing millions of disposable filters from being discarded annually.
Enhanced Engine Performance: Designed to boost horsepower, acceleration, and overall efficiency.
Easy Installation: Pre-oiled and ready to drop into the factory air box for a compelling upgrade.
Cost Savings: A reusable K&N air filter saves up to $125 compared to multiple disposable filters over 200,000 miles.
Product identification
- Brand: K&N Filters
- Model / MPN: KNN33-5092
Air filter replacement: see the listed specifications for this model.
