Not sure which 2011 Scion xB Performance Exhaust Systems are right for you? We have over 7601 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:
"This is my 2nd time buying Borla Exhaust. I was never disappointed with this brand. The best brand out there is Borla. It's a reasonable price and you will get the best performance in your car. The best sound you can get ever. A++++++++" —Ronald D from Long Island City, NY bought a Borla Exhaust Systems for a 2011 Scion xB, 2.4L 4-cyl. engine.