Radiator Relief Diesel 6303-0007 With super-efficient 12v LEDs providing

With super-efficient 12v LEDs providing up to 80% less power consumption than traditional bulbs

so no ugly bracket on your transom

Custom sizes available on request

With threaded discharge ports for easy installation and a compact design

Radiator Relief Diesel 6303-0007 With super-efficient 12v LEDs providingRadiator Relief for Diesels supercharges your radiator by transferring heat more efficiently through the radiator. Similar to the original formula this proven coolant additive will reduce your operating temperature up to 30F degrees and reduce engine wear that occurs during extreme heat. NEW Radiator Relief for Diesels is also formulated with a corrosion inhibitor that reduces mineral deposits. This is the first additive that maintains pH levels that