Motor Oil

*THIS PRICE IS FOR 55 GAL drum.   TRUEGARD HIGH MILEAGE MOTOR OILS are formulated for engines with 75,00 miles and more. They provide extra protect...

TRUEGARD GEAR OILS are designed for heavy duty, continuous operation as well as shock loading on all types of industrial steel and bronze ge...

TRUEGARD GEAR OILS are designed for heavy duty, continuous operation as well as shock loading on all types of industrial steel and bronze ge...

Keller‐Heartt is proud to recommend TRUEGARD Full Synthetic Multi‐Vehicle Automatic Transmission Fluid (ATF) for use in a broad spectrum of t...

TRUEGARD SPINDLE OILS are a series of light bodied, light colored oils manufactured for the lubrication of high speed machine tool spindles...

TRUEGARD SPINDLE OILS are a series of light bodied, light colored oils manufactured for the lubrication of high speed machine tool spindles...

TRUEGARD 10W-30 HD Synthetic Motor Oil is a premium, high-performance lubricant engineered to deliver exceptional protection and efficiency for bot...

TRUEGARD 5W-30 synthetic motor oil is a premium, versatile lubricant engineered for both cold-weather and hot-weather performance. Its advanced fo...

TRUEGARD GEAR OILS are designed for heavy duty, continuous operation as well as shock loading on all types of industrial steel and bronze ge...

Heat transfer fluid is dyed fluorescent pink for leak detection. Solutions in water provide freeze protection to below -60 degrees F and burst pro...

  TRUEGARD SYNCOOL 428 is a heavy duty water based cutting fluid concentrate. When diluted properly, TRUEGARD SYNCOOL 428 is suitable for most mach...

Heat transfer fluid is dyed fluorescent pink for leak detection. Solutions in water provide freeze protection to below -60 degrees F and burst p...

Heat transfer fluid is dyed fluorescent pink for leak detection. Solutions in water provide freeze protection to below -60 degrees F and burst pro...

324 Medium Duty Soluble Oil is an advanced, water-emulsifiable metalworking fluid concentrate engineered for optimal performance in machining opera...

If you need an API SN and GF5 certified 10W-30 motor oil, you're in the right place. At Keller-Heartt, we carry 5-gallon pails of TRUEGARD 10W-30 m...

TRUEGARD SPINDLE OILS are a series of light bodied, light colored oils manufactured for the lubrication of high speed machine tool spindles...

TRUEGARD SPINDLE OILS are a series of light bodied, light colored oils manufactured for the lubrication of high speed machine tool spindles...

TRUEGARD 5W-20 DEXOS-approved Synthetic Oil: Certified for API SN and GF5 Standards Ensure your shop is equipped for any challenge with a 55-gallon...

*THIS IS FOR 5 GAL API SN/GF5 CERTIFIED Whether you only have to handle a few small jobs here and there or you run a shop where vehicles are coming...

Discover the advanced formulation of TRUEGARD 0W-20 motor oil, engineered for maximum protection and improved fuel efficiency. This low-viscosity ...

TRUEGARD SPINDLE OILS are a series of light bodied, light colored oils manufactured for the lubrication of high speed machine tool spindles...

*THIS PRICE IS FOR 5 GAL API SN/GF5 CERTIFIED. If you're looking for a 5-gallon pail of TRUEGARD 5W-30 motor oil, you're in the right place. At Kel...

Truegard Gear Oil EP 68 is a high-performance extreme pressure (EP) industrial gear lubricant formulated to meet the rigorous demands of heavily lo...

TRUEGARD full synthetic 5W-40 motor oil is essential when you need nothing less than smooth operation. It's carefully formulated to meet the latest...