Engine Oil Cooler Assembly for Nissan

This oil cooling unit is built to keep engine oil at a stable working temperature. When oil gets too hot, it becomes thinner and loses its ability to protect bearings, camshafts, turbo parts (if fitted),and timing components. A healthy cooler helps your engine stay quiet, clean, and long-lasting ✅

Why this part is needed

Hard driving, towing, hot climates, and stop‑and‑go traffic raise oil temperature fast. This assembly reduces heat load so the oil can keep proper pressure and lubrication. It also supports better oil life, which means fewer deposits and less wear over time.

How it works

Engine oil flows through internal passages while coolant (or airflow, depending on design) pulls heat away. The result is faster heat control: oil warms up correctly, then avoids overheating during high load. Proper sealing keeps oil and coolant separated to prevent contamination ?️

If the cooler is failing

A damaged unit can cause oil leaks, low oil pressure, higher oil temps, or even oil/coolant mixing (milky sludge). If ignored, expect rapid bearing wear, overheating symptoms, and possible engine knock or seizure.

Compatible Models

• Challenger