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IT'S MORE THAN JUST OIL. IT'S LIQUID ENGINEERING.

  1. Home
  2. CAR ENGINE OIL & FLUIDS
  3. ENGINE OILS
  4. MOTOR OIL VISCOSITY GRADES
  5. 5W-40

5W-40

If you're looking for a full synthetic 5W-40 motor oil, Castrol® EDGE® is formulated with liquid titanium providing the strength to withstand the pressure of today's high engine pressures.

SELECTING THE RIGHT BRAND OF 5W-40 ENGINE OIL

Full synthetic 5W-40 motor oil is formulated to flow like 5 Weight oil from a cold start in winter temperatures and like 40 Weight oil once the engine has reached its normal operating temperature.

 

Castrol® EDGE® is an advanced full synthetic 5W-40 motor oil. It’s our strongest oil and liquid engineered to withstand the high pressure and high temperatures of modern gas and turbo diesel engines.

Castrol EDGE 5W-40

Castrol EDGE 5W-40

Castrol EDGE with Fluid TITANIUM transforms to become stronger under pressure. Castrol EDGE - Unlock Exhilarating performance.

Castrol Magnatec SUV 5W-40

Castrol MAGNATEC SUV with unique DUALOCK technology that locks together at the surface to form a powerful force field of protection is proof against the rigours of modern driving delivering 50% better protection from warm up 1, stop-start 2, and heavy load wear3.