10 Best Engine Oil Treatments 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

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.

# Image Name Brand Price
1
⭐Best Choice
Liqui Moly 2009 Anti-Friction Oil Treatment
Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml Check price Liqui Moly $$$$$ Check price
2 Slick 50 750002 Recharged High Mileage Engine Treatment Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce Check price Slick 50 $$$$$ Check price
3
👑Premium Pick
BestLine Premium Synthetic Engine Treatment
BestLine Premium Synthetic Engine Treatment Check price BestLine Lubricants $$$$$ Check price
4
💲Best value for the money
Rislone 100QR Pack of 1 Engine Treatment
Rislone 100QR Pack of 1 Engine Treatment Check price Rislone $$$$$ Check price
5 LUCAS LUC10130 Synthetic Oil Stabilizer LUCAS LUC10130 Synthetic Oil Stabilizer, 1. quarts Check price LUCAS $$$$$ Check price
6 Marvel Mystery Oil MM12R Marvel Mystery Oil MM12R - 16 Fl Oz. (Pack of 2) Check price Marvel Mystery Oil $$$$$ Check price
7 Lucas Oil 10001 Oil Stabilizer Lucas Oil 10001 Oil Stabilizer, 1. quarts Check price Lucas Oil $$$$$ Check price
8 Prolong Super Lubricants PSL11000 Engine Treatment Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz. Check price Prolong Super Lubricants $$$$$ Check price
9 Restore 00016 Engine Restore 00016 Engine, 16. Fluid_Ounces Check price Restore $$$$$ Check price
10 DURA LUBE 32 Ounce HL-DLOS-06 Engine Treatment DURA LUBE 32 Ounce HL-DLOS-06 Engine Treatment, 32-Ounce, Single Check price DURA LUBE $$$$$ Check price

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

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.

BestLine Premium Synthetic Engine Treatment – Premium Pick

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.

Rislone 100QR Pack of 1 Engine Treatment – Best Budget Engine Oil 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

LUCAS LUC10130 Synthetic Oil Stabilizer

LUCAS LUC10130 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

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

Lucas Oil 10001 Oil Stabilizer

Lucas Oil 10001 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

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

Restore 00016 Engine

Restore 00016 Engine
  • Restores cylinder compression
  • Restores horsepower
  • Restores engine performance
  • Reduces oil consumption

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!

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