Not sure which 1999 Ford F-150 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:
"pretty decent power increase, love the whistle, a few mpg increase. these days every little bit helps. nice product!!" —Wesley H from Auburn, AL bought an Airaid PowerAid Throttle Body Spacer for a 1999 Ford F-150.