Metal cans are longer-lasting and durable, but plastic gas cans are less expensive and lighter. In the end depends on what material works the best for you.

Fuel injector cleaning or carburetor cleaning, intake valves, and combustion chambers with fuel system cleaner. Use fuel system cleaner to purge water from the fuel system. Lubricate valves, cylinders, injectors, and rings. Remove varnish, dirt, carbon and other deposits from the throttle body and throttle plate.

Techron is a patented fuel additive developed by the Chevron Corporation, usually consisting of gasoline mixed with 400 ppm of polyetheramine. With the introduction of Techron, Chevron gasolines became designated as meeting Top Tier standards for fuel cleanliness.