Alliant Power ULTRAGUARD Diesel Fuel Treatment – 2 Pack (64 oz Jugs) | AP0503

Give your engine the protection it deserves with Alliant Power ULTRAGUARD. This premium diesel fuel treatment boosts lubricity, improves fuel economy, cleans injectors, and reduces wear for smoother, more reliable performance. Designed for year-round use, it helps prevent gelling in cold weather and enhances overall engine efficiency. Comes as a convenient 2-pack of 64 oz jugs—perfect for fleet owners and diesel enthusiasts.