K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!

• ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
• RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
• 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
• CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
• REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
• ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
• EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
• REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills

Specifications
Air Filter Material: Cotton Gauze
Height: 4.938 in (125 mm)
Inner Wire: No
Inside Diameter: 5.938 in (151 mm)
Outside Diameter: 8.063 in (205 mm)
Top Style: Plastic
Top Material: Plastic
Air Filter Shape: Round
Flanges: 1
Package Contents: 1 Air Filter
Package Quantity: 1
Warranty: No-Hassle Lifetime Limited
Washable: Yes
Product Style: Round Air Filter
Flange Inside Diameter: 5.938 in (151 mm)
Weight: 2.1 lb (1 kg)
Filter Re-Oiling Amount: 2.89 oz (86 ml)
Product Box Height: 11.75 in (298 mm)
Product Box Length: 11.63 in (295 mm)
Product Box Width: 11.25 in (286 mm)

Vehicle Applications
2022 Mercedes-Benz A45 AMG 2.0L L4 Gas All Models
2022 Mercedes-Benz CLA45 AMG 2.0L L4 Gas All Models
2022 Mercedes-Benz GLA45 AMG 2.0L L4 Gas All Models
2021 Mercedes-Benz A45 AMG 2.0L L4 Gas All Models
2021 Mercedes-Benz A45 AMG S 2.0L L4 Gas All Models
2021 Mercedes-Benz CLA45 AMG 2.0L L4 Gas All Models
2021 Mercedes-Benz GLA45 AMG 2.0L L4 Gas All Models

Product Reviews for KNE-0638 - K&N

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