About Air Filters
When you want to give your BMW X3 a bit of an edge, upgrade to a performance air filter from NAPA Auto Parts. Our filters allow more clean air into the engine, translating into better performance on the road. You’ll see gains in horsepower and torque as well as fuel economy — not to mention a longer engine life. With a NAPA performance air filter, you can take your BMW X3 experience up a notch.