ReviewsDiesel Coolant Additive

Opti-Lube XPD Formula Diesel Fuel Additive: 5 Gallon Pail, Treats Up to 2560 Gallons of Diesel

  • MADE FOR OPTIMAL LUBRICATION: Your truck has been there for you every minute and every mile, which is why it’s important to keep it in pristine condition and the tools in the toolbox. At Opti-Lube, our goal is to keep your engine operating at its best. Our fuel additive helps to increase the lubricity properties of ultra-low-sulfur diesel (ULSD) so that you can play more and worry less..
  • IMPROVES FUEL ECONOMY: Trucks are known for eating up fuel. Fortunately, there’s a way to fix that with Opti-Lube XPD formula. This diesel fuel additive has been shown to enhance fuel mileage year round, giving you more bang for your buck. With greater fuel economy, you’ll find increased power for both summer and winter driving..
  • CLEANS INJECTORS: When your fuel injectors build up with residue, your engine doesn’t run as efficiently. Opti-Lube XPD formula cleans injectors while helping prevent future build-up. This helps to reduce deposits and emissions, making this lube compatible with all vehicle emissions systems. Additionally, it acts as rust and corrosion prevention to keep your vehicle in tip-top shape..
  • ENHANCES PERFORMANCE: Whether during rain, snow, or shine, Opti-Lube XPD formula delivers. It works to improve the performance of your truck all year roun....
Check Stock

Opti-Lube XPD Formula Diesel Fuel Additive: 4oz 8 pack, Treats up to 16 Gallons per 4oz bottle

  • MADE FOR OPTIMAL LUBRICATION: Your truck has been there for you every minute and every mile, which is why it’s important to keep it in pristine condition and the tools in the toolbox. At Opti-Lube, our goal is to keep your engine operating at its best. Our fuel additive helps to increase the lubricity properties of ultra-low-sulfur diesel (ULSD) so that you can play more and worry less..
  • IMPROVES FUEL ECONOMY: Trucks are known for eating up fuel. Fortunately, there’s a way to fix that with Opti-Lube XPD formula. This diesel fuel additive has been shown to enhance fuel mileage year round, giving you more bang for your buck. With greater fuel economy, you’ll find increased power for both summer and winter driving..
  • CLEANS INJECTORS: When your fuel injectors build up with residue, your engine usually doesn’t run as efficiently. Opti-Lube XPD formula cleans injectors while helping prevent future build-up. This helps to reduce deposits and emissions, making this lube compatible with all vehicle emissions systems. Additionally, it acts as rust and corrosion prevention to keep your vehicle in tip-top shape..
  • ENHANCES PERFORMANCE: Whether during rain, snow, or shine, Opti-Lube XPD formula delivers. It works to improve the performance of your truck all y....
Check Stock

Rislone Hy-per Diesel Complete Fuel System Cleaner

  • Designed to work with all diesel engines and diesel fuels including ULSD Ultra Low Sulfur Diesel, Bio Diesel and off road Diesel Fuel..
  • The UCL (Upper Cylinder Lubricant) additive lubricates the fuel pump, injectors and upper cylinder to reduce friction & wear, reducing noise..
Check Stock

Opti-Lube XPD Formula Diesel Fuel Additive: Quarts (1 Quart (Treats 128 Gallons))

  • MADE FOR OPTIMAL LUBRICATION: Your truck has been there for you every minute and every mile, which is why it’s important to keep it in pristine condition and the tools in the toolbox. At Opti-Lube, our goal is to keep your engine operating at its best. Our fuel additive helps to increase the lubricity properties of ultra-low-sulfur diesel (ULSD) so that you can play more and worry less..
  • IMPROVES FUEL ECONOMY: Trucks are known for eating up fuel. Fortunately, there’s a way to fix that with Opti-Lube XPD formula. This diesel fuel additive has been shown to enhance fuel mileage year round, giving you more bang for your buck. With greater fuel economy, you’ll find increased power for both summer and winter driving..
  • CLEANS INJECTORS: When your fuel injectors build up with residue, your engine usually doesn’t run as efficiently. Opti-Lube XPD formula cleans injectors while helping prevent future build-up. This helps to reduce deposits and emissions, making this lube compatible with all vehicle emissions systems. Additionally, it acts as rust and corrosion prevention to keep your vehicle in tip-top shape..
  • ENHANCES PERFORMANCE: Whether during rain, snow, or shine, Opti-Lube XPD formula delivers. It works to improve the performance of your truck all y....
Check Stock

RMI-25 Cooling System Treatment 8 ounce

  • Cool Down coolant additive improves the performance of coolant and is safe for all radiator systems. It's ideal for racing, street, RV and tow vehicle applications.
  • Reduces cylinder head temperatures up to 75°F and decreases engine temperature up to 30°F! Cool Down increases coolant flow for better heat transfer.
  • Lubricates vital components and approved by most race sanctions. One 16oz. bottle treats cooling systems of 12-20 quarts. For straight water applications, recommend adding 50% more Cool Down.
  • Treatments last for one year or 30,000 miles, whichever comes first. Recommended to change coolant every 2 years. Can be mixed with antifreeze. For use with today’s OAT and HOAT-formula coolants.
  • Open the bottle and add contents straight into the radiator or coolant reservoir. Use as directed to prevent disruption of the freeze protection provided by traditional antifreeze containing glycol.
Check Stock

OEMTOOLS 24507 Professional Series Ethylene Glycol Antifreeze Tester,Tests Freezing Point of Antifreeze and Proper Water/Coolant Mixture

  • WORKS WITH YOUR ENGINE HOT OR COLD: Disc-type tester is accurate at all temperatures.
  • Tests your coolant’s freezing point and helps guard against coolant overprotection.
  • EASY TO READ: Count the number of floating disks in the coolant tester and compare it to the chart on the body of the tester, which shows coolant freezing temperature in both Celsius and Fahrenheit.
  • Five floating discs means ideal protection.
  • PREVENTS OVERPROTECTION: Includes a special 6th disc which shows overprotection and a loss of coolant efficiency due to a bad water-coolant mix.
  • Our antifreeze and coolant tester has you covered.
  • SIMPLE AND POWERFUL: Features a clear body that makes it easy to check your coolant for impurities, such as rust.
  • All-in-one coolant tester kit features a simple yet powerful design.
  • WORKS ON ANY VEHICLE: Test diesel antifreeze, RV antifreeze, camper antifreeze, marine antifreeze, just about any vehicle's antifreeze coolant with ease with our coolant tester.
Check Stock

Lucas Oil 10865 Anti-Gel Cold Weather Diesel Additive - 32 fl. oz.

  • ENHANCED LUBRICATION: Our Winter Anti-Gel Formula is a multi-use additive designed to enhance diesel fuel’s lubricity and prevent it from gelling in cold weather..
  • CLEANS & PREVENTS RUST: This diesel fuel additive simultaneously cleans fuel injectors, prevents rust and corrosion, and reduces emissions..
  • STORAGE STABILITY: When used correctly, this formula can more than double your fuel’s storage life. Improves water separation through use of a demulsifier and can improve Cetane by up to 3 points..
  • COLD-WEATHER PERFORMANCE: Because it’s a preventative formula, the Opti-Lube Winter Formula should be used before gelling occurs. When used properly, it can keep your fuel flowing down to -40°F.*.
  • ECONOMY: Each Gallon will treat up to 512 gallons of diesel. This is the most economic purchase size at just pennies per treated gallon..
Check Stock

Howes HL306212 Quart Diesel Treat Fuel Conditioner & Anti-Gel - Quantity 6

  • ENHANCED LUBRICATION: Our Winter Anti-Gel Formula is a multi-use additive designed to enhance diesel fuel’s lubricity and prevent it from gelling in cold weather..
  • CLEANS & PREVENTS RUST: This diesel fuel additive simultaneously cleans fuel injectors, prevents rust and corrosion, and reduces emissions..
  • STORAGE STABILITY: When used correctly, this formula can more than double your fuel’s storage life. Improves water separation through use of a demulsifier and can improve Cetane by up to 3 points..
  • COLD-WEATHER PERFORMANCE: Because it’s a preventative formula, the Opti-Lube Winter Formula should be used before gelling occurs. When used properly, it can keep your fuel flowing down to -40°F.*.
  • ECONOMY: Each Gallon will treat up to 512 gallons of diesel. This is the most economic purchase size at just pennies per treated gallon..
Check Stock

Opti-Lube XPD Formula Diesel Fuel Additive: 4oz 8 Pack with Opti-Box, Treats up to 16 gallons per 4 oz bottle

  • MADE FOR OPTIMAL LUBRICATION: Your truck has been there for you every minute and every mile, which is why it’s important to keep it in pristine condition and the tools in the toolbox. At Opti-Lube, our goal is to keep your engine operating at its best. Our fuel additive helps to increase the lubricity properties of ultra-low-sulfur diesel (ULSD) so that you can play more and worry less..
  • IMPROVES FUEL ECONOMY: Trucks are known for eating up fuel. Fortunately, there’s a way to fix that with Opti-Lube XPD formula. This diesel fuel additive has been shown to enhance fuel mileage year round, giving you more bang for your buck. With greater fuel economy, you’ll find increased power for both summer and winter driving..
  • CLEANS INJECTORS: When your fuel injectors build up with residue, your engine usually doesn’t run as efficiently. Opti-Lube XPD formula cleans injectors while helping prevent future build-up. This helps to reduce deposits and emissions, making this lube compatible with all vehicle emissions systems. Additionally, it acts as rust and corrosion prevention to keep your vehicle in tip-top shape..
  • ENHANCES PERFORMANCE: Whether during rain, snow, or shine, Opti-Lube XPD formula delivers. It works to improve the performance of your truck all y....
Check Stock

Opti-Lube XPD All-in-One Diesel Fuel Additive: 5 Gallon Pail and Accessories (Metal Pump and Regular Accessory Bottles)

  • MADE FOR OPTIMAL LUBRICATION: Your truck has been there for you every minute and every mile, which is why it’s important to keep it in pristine condition and the tools in the toolbox. At Opti-Lube, our goal is to keep your engine operating at its best. Our fuel additive helps to increase the lubricity properties of ultra-low-sulfur diesel (ULSD) so that you can play more and worry less..
  • IMPROVES FUEL ECONOMY: Trucks are known for eating up fuel. Fortunately, there’s a way to fix that with Opti-Lube XPD formula. This diesel fuel additive has been shown to enhance fuel mileage year round, giving you more bang for your buck. With greater fuel economy, you’ll find increased power for both summer and winter driving..
  • CLEANS INJECTORS: When your fuel injectors build up with residue, your engine doesn’t run as efficiently. Opti-Lube XPD formula cleans injectors while helping prevent future build-up. This helps to reduce deposits and emissions, making this lube compatible with all vehicle emissions systems. Additionally, it acts as rust and corrosion prevention to keep your vehicle in tip-top shape..
Check Stock

Six Feet Under - The Complete Third Season

  • Yellow-colored, longer-life, ethylene glycol-based antifreeze/coolant for use in gasoline and diesel engines.
  • Provides year-round antifreeze, anti-boil and corrosion protection.
  • 50/50 mixture of coolant and distilled water provides freeze protection down to -34°F (-37°C) and boiling protection up to 265°F (129°C).
  • Do not mix different colors or types of coolant in your vehicle.
Check Stock