K&N BMW S58 Replacement Air Filters (Pair) For BMW F97 X3M & F98 X4M

K&N's replacement air filters for the BMW S58 engine found in the F97 X3M and X4M offer improved airflow over the standard BMW panel filters. Upgrade your BMW S58 engine's performance with K&N's premium air filters. Engineered to deliver superior airflow and filtration, K&N's BMW S58 air filters optimise engine efficiency and power output. Crafted with high-quality materials and advanced technology, K&N air filters provide long-lasting durability and reliability, ensuring your BMW performs at its best mile after mile. With a simple installation process and a reputation for excellence, K&N air filters are the perfect choice for BMW enthusiasts looking to enhance their driving experience whilst maintaining the standard intake system.

PRODUCT SPECIFICATION

• Designed to increase horsepower & torque for the BMW B58 engine
• Washable & Reusable
• This K&N S58 air filter lasts the lifetime of your vehicle.
• Designed to boost horsepower and rate of acceleration
• Can be cleaned and used again
• High airflow with exceptional filtration
• Lasts up to 50,000 miles before cleaning is required depending on driving conditions
• Works with original equipment manufacturer vehicle electronics
• Emissions legal in all 50 US states
• Will NOT void vehicle warranty
• Million Mile Limited Warranty®

COMPATIBILITY 

• BMW F97 X3M SUV (2019+)
• BMW F98 X4M SUV (2019+)
• DOES NOT fit G8X M2, M3 and M4

WARRANTY

K&N Million mile warranty

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.