Split up the name, and you get two great things with ProMaxx: professional strength and maximum protection! Keep bugs from ruining your paint job with a Bug Deflector, and keep that wind from whipping around your interior and making you crazy with a Wind Deflector. These deflectors are made of nearly unbreakable ACA material, and installing them couldn't be easier. No doubt about it: ProMaxx Deflectors keep your truck the way you want it to be. Our 8 ProMaxx Deflectors reviews have an average rating of 4.8 out of 5 stars.