If you’ve ever pushed your car hard on the track or spirited driving through canyon roads, you’ve probably wondered about keeping your engine oil at optimal temperatures. An engine oil cooler is one of those upgrades that many enthusiasts consider but don’t fully understand. Today, I’ll explain how oil coolers work and why they might be a worthwhile addition to your build.

Why Does Oil Temperature Matter?

Engine oil does more than just lubricate - it also carries heat away from critical engine components. When oil gets too hot, several problems occur: