10 Best Engine Oil Treatments

After analyzing products, scanning reviews, spending more than 36 hours of research and speaking with our test users, we think the Liqui Moly 2009 Anti-Friction Oil Treatment is the one of the Best Engine Oil Treatment on the market.

Liqui Moly 2009 Anti-Friction Oil Treatment – Best Overall Engine Oil Treatment

Liqui Moly 2009 Anti-Friction Oil Treatment
  • Motor oil additive - Liqui Moly MoS2 anti-friction (300 ml. Can)
  • Forms High load-bearing film of lubricant on all friction surfaces
  • You will be surprised at how much better your engine sounds and how controlled it will be even at very high RPM

Lucas Oil 10001 32 Ounce Oil Stabilizer – Best Budget Engine Oil Treatment

Lucas Oil 10001 32 Ounce Oil Stabilizer
  • The product is 32OZ HD Oil Stabilizer
  • Easy to use, Increases power and miles per gallon
  • Made in USA, increase oil life at least 50 percent longer
  • Reduces oil consumption
  • Eliminates dry starts, Raises oil pressure
  • Increase oil life at least 50 percent longer
  • Eliminates dry starts
  • Raises oil pressure
  • Increases power and miles per gallon

Slick 50 750002 Recharged High Mileage Engine Treatment

Slick 50 750002 Recharged High Mileage Engine Treatment
  • High Mileage solution to protect against power robbing friction heat and wear
  • Restores performance in engines due to wear and oil consumption in older engines
  • Revitalizes seals to help stop oil leaks and prevent them from ever occuring
  • Powerful detergents to remove and prevent oil sludge, use during your next oil change or between changes to replace lost additive content
  • This product is dispensed in 10W-30 which is a multi-grade oil but is fully compatible with all multi grade motor oils and mono grade oils. It is fully compatible with all conventional, semi-synthetic and full synthetic oil types.

DURA LUBE 32 Ounce HL-DLOS-06 Engine Treatment

DURA LUBE 32 Ounce HL-DLOS-06 Engine Treatment
  • Dura Lube Engine Treatment immediately helps your engine run cooler and quieter by reducing heat and friction a major cause of engine sludge
  • Dura Lube offers four times more wear protection than your lubricants alone and contains no solid particles like PTFE, lead, molybdenum, or graphite
  • For gas and diesel engines, compatible with synthetic and non-synthetic oils. Replace one quart of motor oil with Dura Lube Advanced Engine Treatment at every oil change
  • Use on higher mileage vehicles or add the additional protection on newer engines, Dura Lube helps all engines last longer, run quieter and optimize fuel economy.
  • Out performs oil treatment products because it treats the metal not the oil!

BestLine Premium Synthetic Engine Treatment 1-Pack

BestLine Premium Synthetic Engine Treatment 1-Pack
  • LONG LASTING ENGINE: BestLine uses its revolutionary formula to provide your vehicle with maximum engine life protection, proven to increase the life of your engine by 80%!
  • VISIBLE BENEFITS: This engine treatment reduces the likelihood of low-speed, pre-ignition, reduces friction for improved fuel mileage, and offers protection against engine wear.
  • 100% PURE SYNTHETIC: BestLine's superior lubricant has been formulated with a 20 weight full-synthetic base oil, designed specifically for longer drain intervals.
  • UNIVERSALLY COMPATIBLE: This product can be used on a variety of new or old automobiles. BestLine is compatible with all types of motor oil and can be used in gas or diesel engines.
  • TRUST BESTLINE: Our product is unique in that it is the only engine treatment with 52 worldwide patents. If you are not satisfied with BestLine, we offer a 100% money back guarantee.

LUCAS LUC10130 1 Quart (32 Ounces) Synthetic Oil Stabilizer

LUCAS LUC10130 1 Quart (32 Ounces) Synthetic Oil Stabilizer
  • Eliminates Noise And Wear Associated With Today's Light Weight Motor Oils
  • Use With Synthetic And Non-Synthetic Oils
  • Through Creativity, Productivity And Innovation - This Brand Continues To Develop The Finest Automotive Accessories

Prolong Super Lubricants PSL11000 Engine Treatment

Prolong Super Lubricants PSL11000 Engine Treatment
  • Includes a Formula with Anti-Friction Metal Treatment Technology
  • Features Engineering Designed to Treat Metal Surfaces of Both Gasoline and Diesel Fueled Engines
  • Offers Molecules that Interact with Metal Surfaces and Chemically Bond to Create a Protective Layer that Reduces Damaging Friction and Heat
  • Offers to Protect the Engine Even when the Motor Oil is Not Yet Fully Circulating
  • Features a Formula Containing No Solid Particles Such as PTFE Resins, 'Molys', Zinc, Copper, or Graphite

BestLine Premium Synthetic Engine Treatment

BestLine Premium Synthetic Engine Treatment
  • LONG LASTING ENGINE: BestLine HP uses its revolutionary formula to provide your vehicle with maximum engine life protection, proven to increase the life of your engine by 80%!
  • VISIBLE BENEFITS: This engine treatment reduces smoke and engine noise, and improves overall power and mileage. It also reduces friction and heat, two major causes of engine wear and sludge build up.
  • 100% PURE SYNTHETIC: BestLine's superior lubricant has been formulated with a 20 weight full-synthetic base oil, designed specifically for longer drain intervals.
  • UNIVERSALLY COMPATIBLE: This product can be used on a variety of new or old automobiles. BestLine is compatible with all types of motor oil and can be used in gas or diesel engines.
  • TRUST BESTLINE: Our product is unique in that it is the only engine treatment with 52 worldwide patents. If you are not satisfied with BestLine, we offer a 100% money back guarantee.

Marvel Mystery Oil MM12R

Marvel Mystery Oil MM12R
  • Kit Includes (2) 16oz. Bottles of Marvel Mystery Oil additive
  • Cleans and lubricates fuel injectors and carburetors
  • Reduces and prevents varnish and gum build-up
  • Prevents valve sticking and clatter
  • Prevents oil breakdown caused by extreme temperatures

Rislone 100QR Pack of 1 Engine Treatment

Rislone 100QR Pack of 1 Engine Treatment
  • Frees valves and lifters
  • Reduces friction and wear
  • Maintains oil viscosity
  • Cleans and conditions engines
  • Dissolves and removes harmful deposits

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