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The Best Engine & Oil Fluid Additives

Looking for the best Engine & Oil Fluid Additives?

Discover now our comparison of the best Engine & Oil Fluid Additives. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Engine & Oil Fluid Additives are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Engine & Oil Fluid Additives in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

SaleNo. 1
Lucas Oil 10001 Heavy Duty Oil Stabilizer - 1 Quart
  • The world’s #1 oil additive
  • Formulated with 100% petroleum
  • Suitable for new engines
  • Multi-use versatility
  • Trusted by pros to keep engines running smoothly under the most demanding conditions
  • Available in 1-quart and 1-gallon bottles
SaleNo. 2
Bar's Leaks Oil Seal Engine Oil Burning and Leak Repair
  • REPAIRS LEAKING MAIN SEALS AND GASKETS: We have designed this product to work in all gasoline and diesel engines including turbocharged, EcoBoost, hybrid and even racing engines.
  • RENEWS WORN VALVE SEALS AND GUIDES: Your vehicle is a good candidate for Bar’s Leaks Oil Seal Engine Oil Burning & Leak Repair if it does not consume more than one quart of oil per day.
  • STOPS OIL BURNING & BLUE EXHAUST SMOKE: This covers 3, 4, 5, 6, 8 and 10 cylinder engines in all cars, trucks, vans and SUV’s. Our product can also be used in heavy-duty applications referencing the appropriate dosage level.
  • SEAL ALL OTHER OIL LEAKS, DRIPS AND CONSUMPTION: This applies to a wide range of other motor applications too - tractors, boats, RV’s, motorcycles (including wet clutch), ATV’s, lawn equipment.
  • MADE IN THE USA
No. 3
LIQUI MOLY Oil Additive Cera Tec 3721 Ceramic Wear & Tear Protection for Petrol & Diesel Engines Smoother Engine Performance, Less Friction & Lower Fuel Consumption 300 ml
  • Mixable with all commercially available motor oils
  • Stable even under high thermal and dynamic permanent loads
  • No deposits and absolutely compatible with all commonly used filter systems
  • Resists extremely high and low temperatures
SaleNo. 5
Bar's Leaks 1010 Engine Oil Stop Leak Concentrate, 11 oz, 1 Pack, Grey
  • STOPS AND SEALS MOTOR OIL LEAKS: Bar's Leaks Engine Oil Stop Leak Concentrate is specially designed to stop seal and gasket leaks caused by normal engine wear and age.
  • RESTORES GASKETS AND SEALS: One bottle treats up to 5 quarts of oil. For larger systems use 1 bottle for every 5 quarts of oil capacity. On small 4 cycle engines, use approximately 2 ounces per quart of capacity.
  • PREVENTS ENGINE OIL LEAKS: Add entire bottle of stop leak to engine oil at or between oil changes. Leaks usually stop in 200 miles or 3 days of driving. If leak continues, a second application may be required or mechanical attention is needed.
  • WORKS WITH ALL ENGINE OILS: Works with ALL gasoline and diesel engines using conventional, high mileage and synthetic engine oil.
No. 6
Liqui Moly MoS2 Anti-Friction Engine Treatment | 300 ml | Oil additive | SKU: 2009
  • Motor oil additive - Liqui Moly MoS2 anti-friction (300 ml. Can).Fit Type: Universal
  • 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
  • Flash point: 181.0 degrees_celsius
SaleNo. 7
Hot Shot's Secret Original Stiction Eliminator 32 Fluid Ounce Bottle
  • Improved Power, Improved Compression
  • Removed Engine Deposits, Seals Rings Better
  • Neutralized Harmful Engine Acids, Reduced Frictional Drag
  • Prevent Excessive Wear
  • Reduced Lifter and Valve Noise
No. 8
AtomOil Oil Additive for Car Engine and Protection | Nano Technology Motor High Mileage Treatment | Atomic Scale Protective Oil Treatment, 16 Oz. Bottle
  • ATOMIC SCALE PROTECTION: Formulated with nano-engineered additives, this treatment is the next generation in superior performance. It gets rid of friction and wear by creating boundary lubrication that eradicates direct surface-to-surface contact. Includes one 16 oz. bottle.
  • SUPERIOR HIGH-TEMP PERFORMANCE: Experience engine thermal stability unlike any other. AtomOil's engine oil treatment is superior to other treatments for motor oils with a stellar performance in high-temperature environments.
  • EXTENDS SERVICE INTERVALS: Extend the service life of your engine. Using this treatment during an oil change promotes energy savings and protection of critical engine parts. Add the entire bottle to 4-5 quarts of all varieties of mineral and synthetic engine oils.
  • PROTECTS DURING INITIAL STARTS: Designed with early film activation for unprecedented surface penetration, staying power, and protection from wear damage incurred during cold starts. This engine oil stabilizer ensures every mechanism performs at its peak.
  • STOPS SLUDGE, & CONTAMINANTS: With a durable protective tribochemical film, this engine oil treatment halts deposits like varnish, sludge, and other contaminants from forming on engine surfaces.
No. 9
XADO Engine Oil Additive/Protection For Motor/Additive For Wear Protection & Rebuilding Of Worn Metal Surfaces/Metal Conditioner With Revitalizant 1 Stage Maximum (Up To 5qt Of Oil Capacity)
  • Engine oil additive restores the surfaces of the engine parts and compensates for the resulting wear
  • Restoration of engine compression | Repair of the surfaces
  • Provides active protection against overload and overheating | Extends lifespan
  • Lowers fuel consumption effectively | protects the engine against wear | Atomic metal conditioner
  • Motor oil additive with Revitalizant | Engine oil additive | Suitable for gasoline and gasoline engines
No. 10
XADO Revitalizant EX120 Conditioner for Motorcycle and Small Engine Equipment (Blister Package, Syringe 4 ml) - Protectant Fluid - Rebuild and Restore Your Motor Metal Parts from Wear
  • Restores worn surface of engine cylinders, eliminates microcracks and scratches
  • Increases and levels compression in cylinders. Protects friction surfaces against wear
  • Reduces fuel consumption considerably. Restores engine capacity up to factory values
  • Increases service life of an engine 3 times. Decreases the level of toxic components in exhaust gases
  • Decreases noise and vibration level

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Last update on 2024-05-08 / Affiliate links / Images from Amazon Product Advertising API