Have Questions?
Professional-grade parts used trackside.
Expert help during business hours.
Encrypted checkout & trusted payments.
Orders ship quickly from regional warehouses.
Enhance your vehicle's performance with the K&N Engineering High-Flow Replacement Air Filter, designed to fit select Honda Civic models from 2012 to 2015 and Acura ILX models from 2013 to 2015, as well as the 2017 and 2018 Acura NSX. Crafted from layered, oiled cotton media, this filter optimizes airflow for improved engine efficiency and horsepower output. Its advanced design captures contaminants effectively while allowing maximum air passage, ensuring your engine breathes easier and runs smoother. The filter's precise fit and easy installation make it an ideal upgrade for drivers seeking increased power without complex modifications. Backed by K&N*s 10-Year/Million Mile Limited Warranty, this reusable filter is built to last the entire lifespan of your vehicle, providing consistent performance and engine protection. Because it*s washable and reusable, you can maintain peak airflow with simple cleaning, reducing the need for replacements and supporting eco-friendly driving. Whether you're upgrading for better acceleration or enhanced engine longevity, this high-flow air filter offers the durability and performance that K&N is known for, making it a smart choice for automotive enthusiasts and daily drivers alike.
Features:
Fitment:
2012 Honda Civic Si
2013 Acura ILX Base
2013 Honda Civic Si
2014 Acura ILX Base
2014 Honda Civic Si
2015 Acura ILX Base
2015 Honda Civic Si
2017 Acura NSX Base
2018 Acura NSX Base
2019 Acura NSX Base
2020 Acura NSX Base
2021 Acura NSX Base
2022 Acura NSX Type S
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).
