Not sure which 2006 GMC Sierra Air Intake Systems are right for you? We have over 15237 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:
"Great product, easy install, sounds great. Not sure about power boost and gas milage just installed." —Dan K from Tustin, CA bought a K&N 63 Series AirCharger High-Flow Intake Kit for a 2006 GMC Sierra.