ValvTect Marine Diesel Additive is formulated for the additional power and performance boats need and is significantly BETTER for your vessel than on the road diesel.
This proprietary blend is the ONLY multi-functional high performance diesel additive containing BioGuard™ technology. Special detergent package to clean and protect critical engine parts keeping marine engines running at peak performance with less fuel consumption. Water dispersants to control moisture and prevent sludge. Powerful corrosion inhibitors and stabilizers protect your fuel system from rust and keep the fuel fresh when not in use.