Description
The K&N Filters Air Filter for Porsche 911 CSI F/I (KNN33-2004) is designed to improve airflow and engine performance while providing excellent filtration. Built for direct fitment, this reusable and washable air filter fits select Porsche 911 CSI models with fuel injection systems. It is designed with high-performance cotton gauze and enhances throttle response and overall engine efficiency. Ideal for drivers looking for long-lasting engine protection without sacrificing performance.
Features and Specifications:
- Vehicle Fitment: Porsche 911 CSI F/I
- Engine Compatibility: Fuel-injected Porsche 911
- Air Filter Shape: Panel
- Height: 1.688 in (43 mm)
- Outside Length: 15.75 in (400 mm)
- Outside Width: 7 in (178 mm)
- Engineered Power: State-of-the-art air filter media boosts horsepower and acceleration while enhancing overall engine performance.
- Rugged Construction: Made from durable, premium materials and advanced construction methods for long-lasting performance.
- 4 Layers of Protection: Premium cotton gauze treated with a specialized tacking agent blocks and traps harmful contaminants.
- Low Maintenance: Clean every 75,000 miles (5 years) under normal highway driving conditions.
- Reusable Design: Replacing disposable filters with washable, reusable air filters saves up to $125 over 200,000 miles.
- Ultimate Longevity: Lifetime limited warranty on stock replacement filters (limitations apply).
- Easy Installation: Pre-oiled and ready for quick, hassle-free installation into the factory air box.
- Reduces Waste: This helps reduce landfill waste by eliminating the need for disposable air filters and packaging.
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