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Upgrade your BMW with the K&N Engineering High-Flow Drop-In Air Filter, designed specifically for models including the BMW Z4 from 2006 to 2007 and the BMW X3 from 2006 to 2010. Crafted with layered, oiled cotton media, this filter enhances airflow within your engine, which can lead to improved horsepower and overall engine efficiency. Its innovative design ensures contaminants are captured effectively while maintaining superior airflow, contributing to optimal engine performance.
Constructed to be reusable, this air filter is engineered to last the entire lifespan of your vehicle, making it a cost-effective and environmentally friendly choice. It installs easily into your factory air box without requiring additional modifications, allowing you to enjoy immediate benefits with a simple drop-in replacement. Backed by K&N's 10-Year/Million Mile Limited Warranty, it offers peace of mind and reliable performance over time.
Whether you're aiming to boost your vehicle*s power or seeking a durable filter that provides excellent engine protection, this product is an ideal upgrade. Its design helps improve airflow, which can translate into better throttle response and increased engine efficiency, all while maintaining the factory fit and finish of your vehicle's air intake system. Suitable for automotive applications, it meets industry standards and is a popular choice among enthusiasts and daily drivers alike.
Features:
Fitment:
2006 BMW Z4 Coupe 3.0si
2006 BMW Z4 Roadster 3.0i
2006 BMW Z4 Roadster 3.0si
2007 BMW X3 3.0si
2007 BMW Z4 Coupe 3.0si
2007 BMW Z4 Roadster 3.0i
2007 BMW Z4 Roadster 3.0si
2008 BMW X3 3.0si
2008 BMW Z4 Coupe 3.0si
2008 BMW Z4 Roadster 3.0i
2008 BMW Z4 Roadster 3.0si
2009 BMW X3 xDrive30i
2009 BMW Z4 sDrive30i
2009 BMW Z4 sDrive35i
2010 BMW X3 xDrive30i
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).
