Castrol CRB Turbomax 10W-40 7L

Castrol CRB TURBOMAX 10W-40 E4/E7 is a high-performance semi-synthetic engine oil designed for heavy-duty diesel engines in commercial and special-purpose vehicles. Featuring DuraShield technology, it actively combats the primary causes of engine damage by preventing soot agglomeration and forming a robust protective layer on metal surfaces. The oil maintains its operational properties even under harsh conditions, ensuring the cleanliness and longevity of Euro I–V compliant engines. It is fully certified for ACEA E4/E7, API CI-4, and major manufacturer approvals.