Catalytic & Exhaust Treatment (Emissions Test, Error Light) 16 oz
MK-10351-06
Formulated to protect and treat the Catalytic Converter & Exhaust System from oil poisons. This will aid in reducing the carbon footprint of your vehicle and improving overall performance; helping to increase fuel efficiency, and protect your converter.
BENEFITS:
- Use when warning light is activated
- Use before or prior to replacing catalytic converter
- Protects catalytic system from oil poisons
- Reduces phosphorus & zinc retention levels at catalyst inlet
- Helps clean oxygen ( O2 ) sensor(s)
- Lowers tail pipe emissions
- Works great for P0420 Catalytic Converter Code
RECOMMENDED USAGE:
Add full bottle into 16 gallons of fuel or 1 oz. per gallon.
Last up to 6 months or 7,000 miles (which ever comes first.)
This gasoline additive is safe for use in all gasoline engines, all catalytic converters and oxygen sensors, when used as directed.
Warnings:
Proposition 65 Warning for California Consumers:
⚠️WARNING: This product can expose you to chemicals including Naphthalene, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
Customer Reviews

MotorKote Low Sulfur Lube Diesel Fuel Treatment 16 oz
MK-10301-06
MotorKote Low Sulfur Lubricant totally cleans the fuel injection system and carburetors in diesel engines and restores lost fuel pump lubrication to your system.
Formulated to address the Ultra Low Sulfur Diesel Fuel (ULSD) Issues of diminishing quality diesel fuel.
BENEFITS
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Lubricates restores lost lubrication to fuel pump
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Decreases Ignition Delay and improves startup
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Reduces carbon build up the cause of: Pre-ignition, power loss, burned valves, broken rings
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Adds horsepower and torque
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Increases fuel efficiency and raises cetane
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Cleans injectors to Reduce: Power loss, hesitations, pinging/dieseling, loss of fuel economy
Safe for all diesel engines and will not void warranties.
RECOMMENDED USAGE:
Add 1 oz per 10 gallons of diesel fuel every 3rd fill-up. 1 16 oz bottle treats 160 gallons of diesel fuel
Can be used with MotorKote Fuel Optimizer in Diesel engines, alternate products between fill-ups.
Warnings:
Proposition 65 Warning for California Consumers:
⚠️WARNING: This product can expose you to chemicals including Naphthalene which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
