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For Over 85 Years, Radiator Specialty Company products help make things work better.                              
Gasoline Fuel Additives & Care
M2312 Gas Treatment
M2312
Gas Treatment

- Helps clean entire fuel system
- Reduces intake valve deposits.
- Increases fuel economy.
- Removes water.
- Fights gas line freeze.
M2616 Fuel System Cleaner
M2616
Fuel System Cleaner

- Frees sticky valves and rings.
- Removes gum, varnish and carbon from internal engine parts.
- Helps restore lost power.
- Prevents stalling, carburetor icing and pre-ignition.
- Cleans entire fuel system.
M4816 Carb Medic
M4816
Carb Medic

- Powerful solvents quickly go to work to remove dirt, varnish, gum, carbon deposits and sludge from the carburetor and combustion chamber of gasoline engines.
M4824 Carb Medic (19 oz)
M4824
Carb Medic (19 oz)

- Powerful solvents quickly go to work to remove dirt, varnish, gum, carbon deposits and sludge from the carburetor and combustion chamber of gasoline engines.
M4912 Fuel Injector and CarbMedic®  Cleaner
M4912
Fuel Injector and CarbMedic® Cleaner

- Keeps fuel injectors and carburetors clean.
- Restores lost power.
- Reduces exhaust emissions.
M5012 Lead Substitute
M5012
Lead Substitute

- Replaces lead protection.
- Contains valve seat anti-wear additive.
- Intended for off-road use.
M5112 Octane Performance Booster
M5112
Octane Performance Booster

- Boosts octane while cleaning combustion chambers and fuel system.
- Reduces knock, ping, and hesitation.
- Restores top performance.
M5212 Super Concentrated Fuel Injector Cleaner
M5212
Super Concentrated Fuel Injector Cleaner

- One treatment cleans fuel injectors and intake valves.
- Restores lost power.
- Increases fuel economy.
M5316ES Gasoline Fuel Booster
M5316ES
Gasoline Fuel Booster

- Increases power
- Improves performance
- Cleans combustion chambers
- Reduces emissions
- Spanish only label
- Export only item
- 473 mL
- 12/case
M5512_6 Exhaust Medic Emissions System Cleaner
M5512/6
Exhaust Medic Emissions System Cleaner

- Helps restore lost performance
- Helps clean emission systems
- Cuts HC, Nox & CO emissions
M5808_6 Fuel Stabilizer
M5808/6
Fuel Stabilizer

- For storage and everyday use in all two and four cycle engines.
- Keeps stored fuel fresh.
- Prevents formation of gum, varnish, and rust.
M6996 Diesel Fuel ANTI-GEL with Conditioner
M6940
Diesel Fuel ANTI-GEL with Conditioner

- Designed to provide superior performance at lower treat rates. This product is backed by performance testing to ensure that it meets the requirements of the professional truck driver.
- Reduces fuel line and filter icing by dispersing water.
- Contains cetane improver formulated to increase cetane by 3 numbers with most fuels at the normal treat rate. Gives easier starting in cold weather. Double-treating gives a cetane increase of 5 numbers with most fuels.
- Passes multiple Cummins L10 tests with a "superior" rating.
- Designed to improve fuel economy by up to 3% based on the new SAE J1321 test procedure.
- One quart treats 125 gallons.
M7308 Diesel Fuel Dryer
M7308
Diesel Fuel Dryer

- Formulated for high and low sulphur fuels to disperse water and control gelling and waxing.
- Scientific chemical blend cleans and lubricates fuel system, injectors, and combustion chambers to improve year round fuel burning efficiency.
M8032ER Gasoline Fuel Injection/Induction System Cleaner
M8032ER
Gasoline Fuel Injection/Induction System Cleaner

- 32 Fluid Ounces
- Cleans injectors, ports, & combustion chambers
- Helps restore lost power & efficiency
- For professional use with special tools
M8132ER Diesel Fuel Injection/Induction System Cleaner
M8132ER
Diesel Fuel Injection/Induction System Cleaner

- 32 Fluid Ounces
- Cleans injectors, ports, & combustion chambers
- Helps restore lost power & efficiency
- For professional use with special tools
M8216GPEC Fuel Injection/Induction System Cleaner
M8216GPEC
Fuel Injection/Induction System Cleaner

- 16 Fluid Ounces
- Removes Deposits in Combustion Chamber
- Cleans Intake Valves for greater efficiency
- Cleans and restores Injector performance
- For professional use with special tools
MSUV16 Super Concentrated Truck & SUV Fuel System Treatment
MSUV16
Super Concentrated Truck & SUV Fuel System Treatment

- One treatment cleans fuel injectors and intake valves.
- Reduces stalling and emissions.
- Increases fuel economy.
- Treats up to 35 gallons.