Best Castrol Products
The top-scoring Castrol products in our catalog, ranked by CarCareTruth's independent CCT score. 7 Castrol products scored. No paid placements; rankings update as scores change.
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Top 5 Castrol products by overall score
EDGE Euro 0W-40 A3/B4 Advanced Full Synthetic Motor Oil
CCT 7.3/10Health 8.5/10
EDGE Euro Car Turbo Diesel Full Synthetic 0W-20
CCT 7.3/10Health 8.5/10
EDGE Advanced Full Synthetic Motor Oil 0W-20
CCT 7.2/10Health 8.5/10
EDGE Advanced Full Synthetic Motor Oil 5W-30
CCT 7.2/10Health 8.5/10
Safest Castrol products by health score
Ranked by ingredient-chemistry health score, not overall CCT. Useful when low-VOC, low-asthmagen, or PFAS-free formulations matter more than peak performance.
GTX High Mileage 5W-30 Synthetic Blend Motor Oil
CCT 7.1/10Health 8.8/10EDGE Advanced Full Synthetic Motor Oil 0W-20
CCT 7.2/10Health 8.5/10EDGE Advanced Full Synthetic Motor Oil 5W-30
CCT 7.2/10Health 8.5/10