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Upgrade your BMW X3 or X4 with the K&N Engineering High-Flow Drop-In Air Filter, designed to enhance engine performance and protect your vehicle. Crafted with layered, oiled cotton media, this filter improves airflow while capturing harmful contaminants, leading to increased horsepower and optimized engine efficiency. Its precision engineering ensures a perfect fit into the factory air box, making installation straightforward and hassle-free. This reusable filter is built to last the entire lifespan of your vehicle, providing consistent performance and durability. Backed by K&N's No-Hassle Lifetime Limited Warranty, it offers a reliable solution for automotive enthusiasts seeking superior airflow and engine protection. Whether you're upgrading for performance or maintenance, this filter is a smart choice for your BMW X3 or X4 equipped with a 3.0L turbocharged engine. Regular cleaning and re-oiling allow you to reuse the filter, saving money and reducing waste over time. Designed to meet high standards, the K&N 33-3160 filter is an essential upgrade for drivers who demand optimal engine response and longevity from their vehicles.
Features:
Fitment:
2020 BMW X3 M
2020 BMW X3 M Competition
2020 BMW X4 M
2020 BMW X4 M Competition
2021 BMW X3 M
2021 BMW X3 M Competition
2021 BMW X4 M
2021 BMW X4 M Competition
2022 BMW X3 M
2022 BMW X3 M Competition
2022 BMW X4 M
2022 BMW X4 M Competition
2023 BMW X3 M
2023 BMW X3 M Competition
2023 BMW X4 M
2024 BMW X3 M
2024 BMW X3 M40i
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).
