Top 10 Conventional Motor Oils (April 2024)

AmazonBasics Conventional Motor Oil – ⭐ Best Overall Conventional Motor Oil

AM04533Q by Amazon Basics

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
Helps prevent build up that can cause rust and corrosion
Reduces friction for less engine wear
High resistance to viscosity and thermal breakdown
Helps reduce exhaust emissions

03096 by Castrol

03093 by Castrol

Superior protection against engine sludge* *As measured in the Sequence VG Sludge test
Advanced protection against viscosity and thermal breakdown
Premium quality base oils and anti-wear additives to help extend the life of your engine
Helps minimize oil consumption
API SN/SM/SL/SJ; ILSAC GF-5/GF-4/GF-3

550045214 by Pennzoil

Conventional 10W-30 engine oil formula that keeps engines clean and responsive
No leading conventional oil provides better wear protection (Based on Sequence IVA wear test using SAE 5W-30).
Helps prevent sludge and other damaging deposits (Based on Seq VH Sludge Test)
Compatible with engine seals and all conventional oils
Single 5-quart bottle with ergonomic design for easy handling and pouring
Exceeds the toughest industry standards (Based on ILSAC GF-6 and API SP)
Formulated for modern turbocharged engines—GF-6, API SP/SP-Resource Conserving and all previous categories

03095 by Castrol

20w50 motor oil
Provide better protection against volatility burn off.
Formulated with superior base oils & patented additive technology
For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

550044961 by Quaker State

Conventional 10W-40 that provides durable wear protection and reduces engine wear
Provides corrosion protection against harmful acids generated by engine contaminants
Maintains viscosity from start to finish, providing optimal oil film protection
Helps engines survive daily commutes from high-speed highway operation to repetitive, stop-and-go driving
Combats engine sludge and deposits
Formulated to exceed the requirements of industry specification API SN and all previous categories
Single 5-quart bottle with ergonomic design for easy handling and pouring
Formerly known as Quaker State Advanced Durability 10W-40 motor oil

550045203 by Pennzoil

Synthetic blend High Mileage 5W-20 engine oil specially formulated for new or late model SUVs, light vans and trucks, and passenger cars
Recommended for vehicles with over 75,000 miles
Helps prevent sludge and other damaging deposits
Contains seal conditioning agents for dry or cracked engine seals to help reduce leaks and oil consumption
Provides proven wear protection for engine parts
Single 5-quart bottle with ergonomic design for easy handling and pouring
Exceeds the requirements of the following industry specifications: API SP and all previous categories

VV205-6PK by Valvoline

822382 by Valvoline

Helps prevent deposit formation throughout the engine
Contains durable anti-wear additives that stay in the oil longer to improve protection
Helps resist oil thickening by providing enhanced oxidation control
Specially designed for equipment specifying a non-detergent formulation

550045245 by Formula Shell

For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
Protection for extremely high temperatures
Protection against harmful deposits and acids, which aids in a clean running and lasting engine
May be used at any time in an engines life-cycle and is fully compatible with conventional engine oils
Conventional motor oil is formulated for improved fuel economy
Provides engine protection and performance required by modern engines