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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. ENGINE OIL VISCOSITY GRADES
  5. 10W-30

10W-30

If your car needs 10W-30 engine oil, Castrol offers a range of options, all of which flow like 10 Weight oil when cold, and 30 Weight oil at full engine operating temperature.

FINDING THE RIGHT 10W-30 OIL FOR YOUR CAR

Castrol offers a broad range of 10W-30 engine oils, including premium full synthetic, high mileage and conventional, meeting the needs of both drivers and vehicle manufacturers.

Castrol GTX ULTRACLEAN 10W-30

Castrol GTX ULTRACLEAN 10W-30 uses the latest technology to meet the needs of today’s more demanding modern engines. It’s more than oil. It’s liquid engineering that protects against problems like sludge, that your engine faces everyday.

Castrol MAGNATEC 10W-30

New Castrol MAGNATEC 10W-30 has intelligent molecules that cling, and form a self-healing layer so it’s always ready to protect at each of the critical stages of stop-start driving.