Fully compatible with diesel and biodiesel fuel, Cortec VpCI-706 fuel additive works in diesel tanks and systems; it provides corrosion protection for ferrous metal surfaces in contact with the fuel and above the fuel level. The additive does not contain trace metals, chlorides, chromates, nitrites, phosphates or any additives known to create precipitates and filter issues.

Cortec Corporation; 800-426-7832; www.cortecvci.com