Not sure which 2008 GMC Sierra 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 have a duramax, and i had to throw away my K&N because it kept tripping my Check engine light for too much air in the MAF sensor. I put in the AFE and no problems and much easier to install. very happy with this product" —Bill K from Queen Creek, AZ bought an aFe Pro-Dry S Air Filters for a 2008 GMC Sierra, 6.6L Duramax.