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Enhance your BMW X5 or X6 with the K&N Replacement Air Filter part number KNn33-2449, designed specifically for models from 2009 to 2012 equipped with a 4.4L V8 engine. This high-flow, washable, and reusable air filter features a layered, oiled cotton media engineered to maximize airflow while effectively capturing dirt and contaminants. By improving airflow to your engine, this filter helps increase horsepower and overall engine efficiency, delivering a noticeable performance upgrade. Constructed for durability, it is designed to last for the entire lifespan of your vehicle and is backed by K&N's 10-Year/Million Mile Limited Warranty, providing peace of mind and long-term value. The drop-in design allows for effortless installation into your factory air box, making it a straightforward upgrade without complex modifications. This product complies with environmental standards and is suitable for regular use, ensuring your engine remains protected while performing at its best. Whether you're aiming for better acceleration or enhanced engine longevity, this filter is a reliable choice for your BMW SUV. The K&N High-Flow Air Filter is a proven solution for drivers seeking superior airflow, engine protection, and lasting performance from a trusted brand in automotive filtration. Suitable for various BMW X5 and X6 models within the specified years, this filter is an ideal upgrade for enthusiasts looking to optimize their vehicle's power and efficiency. Invest in this durable, high-performance filter and experience the difference in your vehicle*s responsiveness and engine health over time.
Features:
Fitment:
2010 BMW X5 M
2010 BMW X6 M
2011 BMW X5 M
2011 BMW X6 ActiveHybrid
2011 BMW X6 M
2011 BMW X6 xDrive50i
2012 BMW X5 M
2012 BMW X6 M
2013 BMW X5 M
2013 BMW X6 M
2014 BMW X5 xDrive50i
2014 BMW X6 M
2014 BMW X6 xDrive50i
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).
