Ryan Gary

Ryan Gary

With a solid foundation of 20 years in the mechanical industry and a Mechanical Engineering degree, Ryan Gary brings a deep understanding of automotive systems to Engine Oil Journal. Driven by a passion for vehicles and a commitment to providing accurate information, he created this platform to empower drivers to make informed decisions about engine oil care.

STP Full Synthetic Engine Oils 5W 30(Top 3 BEST)

STP Full Synthetic Engine Oils 5W 30

STP Full Synthetic 5W-30 Engine Oil stands out for its superior protection, efficiency, and performance in both high and low-temperature environments. In this post guide, we’ll take a closer look at what makes STP Full Synthetic 5W-30 a top choice…

Subaru Engine Oil Filter(Top 5 BEST 2026)

Subaru Engine Oil Filter

Keeping a Subaru engine running smoothly requires regular maintenance, particularly using the right engine oil and oil filter. A high-quality oil filter is essential to protect your engine from harmful contaminants that can reduce performance and shorten its lifespan. In…

Best Engine Oil Filter(Top 7 BEST 2026)

Best Engine Oil Filter

Engine oil filters are critical components in keeping your engine clean, efficient, and long-lasting. A quality oil filter traps dirt, metal particles, and other debris before they circulate through your engine, ensuring optimal lubrication and minimizing wear and tear. To…

Mazda Engine Oil Capacity Chart(For All Models)

Mazda Engine Oil Capacity Chart

In this post, we provide a comprehensive Mazda engine oil capacity chart, covering nearly every Mazda model and engine variant. This information will help you ensure your oil changes are done accurately, preventing overfilling or underfilling, both of which can…