Ryan Gary

Ryan Gary

Ryan Gary is an automotive enthusiast with over 15 years of hands-on experience in the mechanical industry. His passion for engines, vehicle maintenance, and lubrication inspired him to create Engine Oil Journal, a trusted resource dedicated to helping drivers, DIY mechanics, and automotive enthusiasts make informed decisions about engine oils, transmission fluids, and vehicle maintenance. Through well-researched, practical content, Ryan aims to simplify complex automotive topics and help readers keep their vehicles running at their best.

Kia Oil Filter Wrench Size(for All Models)

Kia Oil Filter Wrench Size

The Kia oil filter wrench size varies depending on the engine, model year, and type of oil filter installed. Some Kia vehicles use cartridge-style filters, while others use spin-on filters, meaning there is no single wrench size that fits every…

European Engine Oil(Top 5 Best Picks 2026)

European Engine Oil

European engine oil is designed to meet the demanding lubrication requirements of many European vehicles, including BMW, Mercedes-Benz, Volkswagen, Audi, Porsche, Volvo, and other brands. Unlike choosing oil based only on viscosity, European vehicles often require specific ACEA classifications and…

OBD2 Scanner for Diesel Engines(5 Best Picks 2026)

OBD2 Scanner for Diesel Engines

A good diesel scanner should ideally provide access to more than generic engine codes. Depending on the vehicle, useful features can include live data, injector information, DPF diagnostics, forced regeneration, EGR-related diagnostics, ABS and transmission scanning, and bidirectional controls. OBD2…

Best Antifreeze for Diesel Engines(5 Best Options 2026)

Best Antifreeze for Diesel Engines

The right antifreeze should do more than simply prevent freezing. A quality diesel coolant should protect against rust, corrosion, cavitation, scale buildup, and cooling-system deposits. Many heavy-duty diesel engines also require specific coolant technologies, such as Organic Acid Technology (OAT),…