zMAX Power System

12oz. Fuel Formula | 12oz. Engine Formula | 4oz. Trans Formula | Small Engine Formula

Simply pour zMAX into your fuel system (12oz.), your engine (12oz.), and transmission (4oz.) or have zMAX installed by your mechanic at your next oil change. The bottles are clearly marked.

zMAX does not replace your regular oil. Using zMAX will not overfill your normal oil level, because it soaks into metal.

The zMAX Power System treatment is recommended every 6 months or 6,000 miles, whichever comes first. By properly replenishing zMAX, your engine will receive nonstop protection.

zMAX will not void the manufacturer's warranty that comes with your vehicle.

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zMAX Total Engine System

12oz. Fuel Formula | 12oz. Engine Formula

Simply pour zMAX into your fuel system (12oz.), your engine (12oz.) or have zMAX installed by your mechanic at your next oil change. The bottles are clearly marked.

zMAX does not replace your regular oil. Using zMAX will not overfill your normal oil level, because it soaks into metal.

The zMAX Power System treatment is recommended every 6 months or 6,000 miles, whichever comes first. By properly replenishing zMAX, your engine will receive nonstop protection.

zMAX will not void the manufacturer's warranty that comes with your vehicle.

Heavy Duty Engine Formula

Class 6, 7, & 8 Heavy Duty Over the Road Vehicles: Up to 32 quart capacity, add 16 oz. (1/2 quart) of zMAX. For more than 32 quart capacity, add 32 oz. (1 quart) of zMAX. Retreat every 30,000 miles or every other oil change with a minimum of every 4 months.

"Off-Highway" Vehicles & Stationary Engines: Up to 32 quart capacity, add 16 oz. (1/2 quart) of zMAX. For more than 32 quart capacity, add 32 oz. (1 quart) of zMAX. Retreat every 250 hours or a minimum of every 4 months.

Class 1-5 vehicles: Add 16 oz. of zMAX to engine oil. Retreat every 6,000 miles or every oil change with a minimum of every 4 months.

zMAX does not void manufacturer's warranties. This diesel fuel additive complies with the federal low sulfur content requirements for use in diesel motor vehicles and nonroad engines.

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Heavy Duty Fuel Formula

Class 6, 7, & 8 Heavy Duty Over the Road Trucks: For best results and for fuel capacities from 50 to 150 gallons per tank, add 1 qt. (32 oz.) of zMAX to each fuel tank in use. Retreat every 20,000 miles or a minimum of every 4 months.

Class 1-5 Trucks: For best results, add 16 oz. (1/2 quart) of zMAX to the fuel tank in use. Retreat every 250 hours or a minimum of every 4 months.

Off-Highway Vehicles & Stationary Engines: From 10 to 30 gallons, add 16 oz. (1/2 quart). Over 30 gallons, add 32 oz. (1 quart) . Retreat every 6,000 miles or a minimum of every 4 months.
Caution: For diesel, do not treat less than 10 gallons.

zMAX does not void manufacturer's warranties. This diesel fuel additive complies with the federal low sulfur content requirements for use in diesel motor vehicles and nonroad engines.

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Heavy Duty Gear and Trans Formula

For heavy duty transmissions: 12 oz. of zMAX Heavy Duty Gear Formula.

For heavy duty drive axles: 12 oz. of zMAX Heavy Duty Gear Formula.

Light duty vehicles - Class 1-5: 6 oz. in transmission and rear axles.

Off-Highway equipment/trans-hydraulic systems: 12 oz. for sump capacity of 4 to 30 qts. Repeat every 1500 hours. For best results, operate for 30 minutes after treatment

zMAX does not void manufacturer's warranties. This diesel fuel additive complies with the federal low sulfur content requirements for use in diesel motor vehicles and nonroad engines.

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Heavy Duty Reefer Formula

Pour one bottle (12 oz.) of zMAX Heavy Duty Reefer Formula into the oil system with every oil change or after 1500 operating hours. For best results, operate for 30 minutes after treatment. Retreat every oil change or 1500 operating hours - minimum 4 months.

zMAX does not void manufacturer's warranties. This diesel fuel additive complies with the federal low sulfur content requirements for use in diesel motor vehicles and nonroad engines.

zMAX Small Engine Formula

Be sure to follow manufacturer's directions.

2-Cycle Treatment: Mix fuel and oil to manufacturer's recommendations, then add 1 oz. of zMAX Small Engine Formula per gallon of fuel/oil mixture. For best results, use zMAX Small Engine Formula in fuel consistently and treat engine oil every 6 months or 50 hours.

4-Cycle Treatment: OIL: Add 2 oz. of zMAX Small Engine Formula to each quart of engine oil every 6 months. Use anytime, but is best with each oil change. FUEL: Add 2 oz. of zMAX Small Engine Formula per gallon of fuel. For best results, use zMAX Small Engine Formula in fuel consistently and treat engine oil every 6 months or 50 hours.

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zMAX Power Steering Formula

Use every 6,000 miles or at least twice a year. Add one 2oz. bottle of zMAX Power Steering Formula to your power steering fluid. Start engine immediately and drive vehicle or idle engine for 5 minutes.

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zMAX Motorcycle Formula

4-Cycle Treatment: Pour half (6 oz.) of the bottle into the fuel tank and the other half (6 oz.) into the crank case. Use every 6 months. IMPORTANT: If your fuel tank capacity is less than 5 gallons and/or crank case capacity is less than 3 quarts, add 2 oz. per gallon of fuel and 2 oz. per quart of oil. For best results, use every 6 months or 6,000 miles. zMAX must be used with normal oil as specified by the manufacturer’s instructions.

2-Cycle Treatment: Mix fuel and oil to manufacturer's recommendation, THEN ADD 1 oz. of zMAX to each gallon of fuel. Use every 6 months. For best results, use every 6 months or 6,000 miles. zMAX must be used with normal oil as specified by the manufacturer’s instructions.

zMAX will not void the manufacturer's warranty that comes with your vehicle.