We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

Best Engine Oil Treatments

From leading brands and best sellers available on the web.
#1

Winner

Lucas Oil 10002 Heavy Duty Oil Stab

LUCAS

12%OFF

Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon (Pack of 4)

View on Amazon
#2
Castrol GTX High Mileage 5W-30 Synt

Castrol

10%OFF

Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts

View on Amazon
#3
Royal Purple 51520 API-Licensed SAE

Royal Purple

20%OFF

Royal Purple 51520 API-Licensed SAE 5W-20 High Performance Synthetic Motor Oil - 5 Quart, (Model: ROY51520)

View on Amazon
#4
Royal Purple 51530 API-Licensed SAE

Royal Purple

20%OFF

Royal Purple 51530 API-Licensed SAE 5W-30 High Performance Synthetic Motor Oil - 5 qt., Model:ROY51530

View on Amazon
#5
Sea Foam SF-16 Motor Treatment - 16

Sea Foam

Sea Foam SF-16 Motor Treatment - 16 oz. , white

View on Amazon
#6
Liqui Moly MoS2 Anti-Friction Engin

Liqui Moly

Liqui Moly MoS2 Anti-Friction Engine Treatment | 300 ml | Oil additive | SKU: 2009

View on Amazon
#7
LIQUI MOLY Oil Additive Cera Tec 20

Liqui Moly

LIQUI MOLY Oil Additive Cera Tec 20002 Ceramic Wear & Tear Protection for Petrol & Diesel Engines Smoother Engine Performance, Less Friction & Lower Fuel Consumption 300 ml

View on Amazon
#8
Liqui Moly 20004 Hydraulic Lifter A

Liqui Moly

11%OFF

Liqui Moly 20004 Hydraulic Lifter Additive 300 ml

View on Amazon
#9
Motul 8100 X-clean EFE 5W-30 Synthe

Motul

Motul 8100 X-clean EFE 5W-30 Synthetic Oil 5 Liters (109471), 5 l, 1 Pack

View on Amazon
#10
Lucas Oil 10118 High Mileage Oil St

LUCAS OIL

14%OFF

Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart

View on Amazon
How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Most Popular Categories Right Now

Buying Guide for the Best Engine Oil Treatments

Choosing the right engine oil treatment can significantly enhance the performance and longevity of your vehicle's engine. Engine oil treatments are additives that you mix with your regular engine oil to improve its properties. They can help reduce friction, clean the engine, prevent wear, and even improve fuel efficiency. To pick the best engine oil treatment for your needs, you should understand the key specifications and how they relate to your vehicle and driving habits.
ViscosityViscosity refers to the thickness of the oil and its ability to flow at different temperatures. It's important because it affects how well the oil can lubricate the engine parts. Engine oil treatments can modify the viscosity of your oil. If you drive in very cold or very hot climates, you might need an oil treatment that adjusts the viscosity to ensure optimal performance. For cold climates, look for treatments that improve low-temperature flow, while for hot climates, treatments that maintain high-temperature stability are ideal.
Detergents and DispersantsDetergents and dispersants are additives that help keep the engine clean by preventing the formation of sludge and deposits. This is crucial for maintaining engine efficiency and longevity. If you often drive in stop-and-go traffic or make short trips, your engine might benefit from a treatment with strong detergents and dispersants to combat the buildup of contaminants. For long-distance drivers, a moderate level of these additives might suffice.
Anti-Wear AgentsAnti-wear agents are chemicals that form a protective layer on engine parts to reduce wear and tear. This is particularly important for older engines or high-performance vehicles that experience more stress. If your vehicle has high mileage or you drive aggressively, look for an oil treatment with robust anti-wear properties to extend the life of your engine components.
Friction ModifiersFriction modifiers are additives that reduce the friction between moving parts in the engine, which can improve fuel efficiency and performance. This is beneficial for all types of vehicles, but especially for those looking to maximize fuel economy. If you are focused on getting the best mileage out of your vehicle, choose an oil treatment with effective friction modifiers.
Seal ConditionersSeal conditioners help maintain the flexibility and effectiveness of engine seals, preventing leaks and maintaining oil pressure. This is particularly useful for older vehicles where seals may have started to degrade. If you notice oil leaks or have an older car, an oil treatment with seal conditioners can help maintain engine integrity and prevent costly repairs.
CompatibilityCompatibility refers to how well the oil treatment works with your existing engine oil and engine type. It's important because using an incompatible treatment can cause more harm than good. Always check the product label to ensure the treatment is suitable for your engine type (e.g., gasoline, diesel) and the specific oil you are using (e.g., synthetic, conventional). If in doubt, consult your vehicle's manual or a professional mechanic.