LeSabre Throttle Body Spacers is a nice way to improve your Buick. Throttle Body Spacers increase the gap between your air intake and engine block. Increase your satisfaction with your car with LeSabre Throttle Body Spacers upgrades. Air is added to the combustion cycle more efficiently with Throttle Body Spacers. Throttle Body Spacers add horsepower. Get the added benefit of better mpg with a Throttle Body Spacer.