K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter
K&N E-0661 Replacement Air Filter

K&N E-0661 Replacement Air Filter

$76.99 In Stock Sold out
CODE: K/NE-0661




  • Description
  • Shipping and Refund
  • Reviews

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 10-Year/Million Mile 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!


  • K&N E-0661 Replacement Air Filter. Buy now and get same day shipping!
  • Designed to increase horsepower
  • Washable, reusable, and engineered to last for the life of your vehicle
  • Designed to provide high airflow and exceptional filtration
  • Engineered to fit easily into your factory air box
  • 10-Year/Million Mile Limited Warranty
  • Only needs cleaning every 50,000 miles under normal highway driving conditions
  • Emissions legal in all 50 States
  • Will not void vehicle warranty
  • Filter Material: Cotton Gauze
  • Height: 6.75 in (171 mm)
  • Inner Wire: No
  • Inside Diameter: 3.063 in (78 mm)
  • Outside Diameter: 5.625 in (143 mm)
  • Top Style: Rubber
  • Top Material: None
  • Air Filter Shape: Round Straight
  • Flanges: 1
  • Package Contents: 1 Air Filter
  • Package Quantity: 1
  • Warranty: 1,000,000 Miles/10 Year
  • Washable: Yes
  • Product Style: Round Air Filter
  • Weight: 1.4 lb (0.6 kg)
  • Filter Re-Oiling Amount: 1.5 oz (44 ml)
  • Product Box Height: 7.75 in (197 mm)
  • Product Box Length: 6.81 in (173 mm)
  • Product Box Width: 6.81 in (173 mm)


  • 2015-2018 Mercedes-Benz GLA45 AMG 2.0L L4
  • 2014-2018 Mercedes-Benz CLA45 AMG 2.0L L4
  • 2014-2018 Mercedes-Benz A45 AMG 2.0L L4
  • 2017 Mercedes-Benz A45 2.0L L4


  • We do our best to ship most items same or next day.
  • For all products, free fast delivery of the UPS is already included in the price.

Shipping is Free 🙂



Shipping and Delivery Times


  • All in-stock products are shipped within one business day. Delivery usually takes 2-5 business days. We have a large number of warehouses in different states which allows us to deliver the orders very fast.





  • Most products are shipped via UPS Ground, FedEx depending on size with some large items shipped by SAIA or others.
  • Once your order ships, tracking details will be emailed to you.



Where’s my order?


  • Good question, when tracking details have been provided that means your order has been processed and shipped. Tracking details usually appear in the shipper’s database within one business day, i.e. UPS and FedEx generally provide point-in-time tracking meaning your order location is updated as it is scans and gets closer to you.  Most orders should arrive within 2-5 business days. Still have an issue with delivery, please contact us to see how we can help.





  • Cancellations are free. Please contact us ASAP if you need to cancel your order.

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