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Upgrade your Mercedes-Benz AMG with the K&N Engineering Replacement Round Straight Air Filter, part number E-0661. Designed specifically for models including the CLA45 AMG, GLA45 AMG, and A45 AMG from 2014 to 2019, this high-flow filter enhances airflow and engine performance. Crafted with layered, oiled cotton media, it effectively captures contaminants while allowing maximum air intake, resulting in increased horsepower and improved throttle response. This filter is a direct drop-in replacement, ensuring a hassle-free installation into your factory air box without modifications. Its durable, washable construction ensures long-lasting performance, making it a cost-effective choice for vehicle enthusiasts seeking reliable, high-quality filtration. Backed by K&N's 10-Year/Million Mile Limited Warranty, this filter offers peace of mind and superior engine protection over the lifespan of your vehicle. Suitable for everyday driving or spirited performance, it helps unlock the full potential of your turbocharged engine while maintaining clean, healthy air intake. Investing in this filter means enjoying enhanced power, better fuel efficiency, and a cleaner engine with minimal maintenance requirements, all thanks to K&N's innovative design and trusted reputation in performance air filtration.
Features:
Fitment:
2014 Mercedes-Benz CLA45 AMG 4Matic
2015 Mercedes-Benz CLA45 AMG 4Matic
2015 Mercedes-Benz GLA45 AMG 4Matic
2016 Mercedes-Benz CLA45 AMG 4Matic
2016 Mercedes-Benz GLA45 AMG 4Matic
2017 Mercedes-Benz CLA45 AMG 4Matic
2017 Mercedes-Benz GLA45 AMG 4Matic
2018 Mercedes-Benz CLA45 AMG 4Matic
2018 Mercedes-Benz GLA45 AMG 4Matic
2019 Mercedes-Benz CLA45 AMG 4Matic
2019 Mercedes-Benz GLA45 AMG 4Matic
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
