Not sure which 2005 GMC Envoy Throttle Body Spacers are right for you? We have over 1486 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:
"Simple to bolt on. Took about 15 minutes. Notices right a way the throttle response and within my next full tank of gas the the better mileage I was getting with this upgrade. Great product. Does exactly what is stated. I want to install one in all my rides." —Jaycee A from Oxon Hill, MD bought an Airaid PowerAid Throttle Body Spacer for a 2005 GMC Envoy, 4.2L 6-cyl. engine.