Not sure which 2008 Scion xB Air Filters are right for you? We have over 14810 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I've been using K&N air filters for years and as usual this filter is of the highest quality, easy to install and fit perfectly. I don't believe there has been a noticable increase in fuel economy but I did notice a smoother idle and better acceleration." —Clayton M from Mesa, AZ bought a K&N Air Filters for a 2008 Scion xB, 2.4L 4-cyl. engine.