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Enhance your truck’s performance with the K&N High-Flow Original Lifetime Engine Air Filter, engineered specifically for 2008–2010 Ford F-250 and F-350 Super Duty models equipped with the 6.4L Power Stroke diesel engine. Designed to deliver increased airflow and superior filtration, this reusable filter helps boost horsepower, throttle response, and overall engine efficiency.
Crafted with multiple layers of oiled cotton media, the High-Flow Air Filter allows more clean air into your engine than traditional paper filters while effectively capturing harmful contaminants. Its durable design ensures long-term performance and reliability—even under heavy towing, hauling, or off-road conditions.
Installation is quick and easy. The drop-in design fits directly into your factory air box, requiring no modifications or special tools. Built to last for the life of your vehicle, this washable and reusable filter provides a cost-effective and eco-friendly upgrade that pays for itself over time.
Backed by K&N’s 10-Year/Million Mile Limited Warranty, the High-Flow Air Filter delivers the power, protection, and peace of mind that truck owners expect from a trusted name in performance filtration.
Features:
* Layered, oiled cotton media for optimal airflow and contaminant filtration
* Reusable and washable design for long-term use
* Easy drop-in installation into factory air box
* Engineered to increase horsepower and throttle response
* Backed by K&N's 10-Year/Million Mile Limited Warranty
Fitment:
Ford F-250 Super Duty Cabela's 2009
Ford F-250 Super Duty Cabela's 2010
Ford F-250 Super Duty FX4 2008
Ford F-250 Super Duty FX4 2009
Ford F-250 Super Duty Harley-Davidson Edition 2008
Ford F-250 Super Duty Harley-Davidson Edition 2009
Ford F-250 Super Duty Harley-Davidson Edition 2010
Ford F-250 Super Duty King Ranch 2008
Ford F-250 Super Duty King Ranch 2009
Ford F-250 Super Duty King Ranch 2010
Ford F-250 Super Duty Lariat 2008
Ford F-250 Super Duty Lariat 2009
Ford F-250 Super Duty Lariat 2010
Ford F-250 Super Duty XL 2008
Ford F-250 Super Duty XL 2009
Ford F-250 Super Duty XL 2010
Ford F-250 Super Duty XLT 2008
Ford F-250 Super Duty XLT 2009
Ford F-250 Super Duty XLT 2010
Ford F-350 Super Duty Cabela's 2009
Ford F-350 Super Duty Cabela's 2010
Ford F-350 Super Duty FX4 2008
Ford F-350 Super Duty FX4 2009
Ford F-350 Super Duty Harley-Davidson Edition 2008
Ford F-350 Super Duty Harley-Davidson Edition 2009
Ford F-350 Super Duty Harley-Davidson Edition 2010
Ford F-350 Super Duty King Ranch 2008
Ford F-350 Super Duty King Ranch 2009
Ford F-350 Super Duty King Ranch 2010
Ford F-350 Super Duty Lariat 2008
Ford F-350 Super Duty Lariat 2009
Ford F-350 Super Duty Lariat 2010
Ford F-350 Super Duty XL 2008
Ford F-350 Super Duty XL 2009
Ford F-350 Super Duty XL 2010
Ford F-350 Super Duty XLT 2008
Ford F-350 Super Duty XLT 2009
Ford F-350 Super Duty XLT 2010
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).
