Not sure which 2007 Chevy HHR 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 put this in my 2007 HHR and the power and fuel economy savings were immediate. I saw 3-5 mpg more than with the stock air filter and the power was there immediately. I highly recommend K&N filters for every vehicle. This is my third vehicle to get this brand of air filter, and it won't be my last!" —Christopher U from Arkadelphia, AR bought a K&N Air Filters for a 2007 Chevy HHR, 2.4L 4-cyl. engine.