Description
The K&N Filters Engine Air Filter for Trailblazer/Envoy 4.2/5.3L (KNNE-1009) is designed to deliver high airflow while maintaining excellent filtration. This replacement filter is compatible with Chevrolet Trailblazer and GMC Envoy models featuring the 4.2L or 5.3L engine. It’s washable, reusable, and built to last up to 50,000 miles under normal driving conditions. Improve your engine’s performance and fuel efficiency with this easy-to-install filter, designed specifically for durability and precision fit.
Features and Specifications:
- Vehicle Fitment: Trailblazer/Envoy with 4.2L or 5.3L engine.
- Flange Inside Diameter: 3.375 in (86 mm)
- Flange Length: 0.625 in (16 mm)
- Outside Diameter: 5.813 in (148 mm)
- Height: 7.25 in (184 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.
- Protection Layers: 4 layers of premium cotton gauze treated with a tacking agent create a dense mesh to block and trap 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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