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The K&N Engineering 33-5124 High-Flow Air Filter is a washable, reusable replacement filter designed for selected BMW 760Li and Rolls-Royce Ghost applications. Its layered, oiled cotton media is engineered to improve airflow while capturing contaminants, supporting increased horsepower and exceptional engine protection.
This drop-in replacement filter is designed to install easily into the factory air box, providing an upgrade without requiring changes to the original air-intake housing. The reusable design is engineered to last for the entire lifespan of the vehicle when properly maintained, helping provide long-term performance value.
The K&N 33-5124 is backed by K&N Engineering’s No-Hassle Lifetime Limited Warranty and will not void the vehicle warranty. The associated 99-5000 Filter Care Service Kit Aerosol is listed as a compatible maintenance product for servicing the filter.
This filter is listed for the BMW 760Li with the V12 6.0L engine for model years 2010 through 2014, as well as selected Rolls-Royce Ghost applications from 2011 through 2013. Verify vehicle application before ordering. This product requires acknowledgment of applicable California Air Resources Board requirements.
Features:
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).
