No matter what you drive, you need to monitor everything your engine is doing if you to put as much power on the pavement as you can. You know the RPMs are cranking up near the red line. You see your oil pressure is where it should be. So is the engine temperature. But what about the vacuum boost? Too much or too little indicates how hard your engine is working to give you all the power that it can. Autometer Vacuum Gauges come is a wide assortment is styles, face plates and colors. And they all come with everything you need to make installation easy as can be. Depending on which vacuum boost gauge you get, it comes with either eight feet of tubing or a wiring harness. They all include a MAP sensors and T fittings. These vacuum boost meters work with whatever engine you have under your hood. This is the perfect way to see how hard your engine is working. Professional drivers and backyard mechanics have been depending on Autometer Vacuum Gauges for years, because they both know that we make the finest vacuum boost gauges in the business. Do like the pros do. Buy the best. Auto part customers completely deserve fantastic sales support when ordering high-quality auto parts for their car or truck. Because you deserve that, we've created an always-online sales assistance call center to address your questions. To sweeten the deal, all parts come with totally free shipping for all orders more than $50. If you find a better price, let us know - we will beat any advertised price for auto parts.