
Red Line 21405 15W‑40 Full Synthetic Diesel Motor Oil – 1 Gallon
High-Performance Ester/PAO Blend – Provided by Elite Race Fab
Red Line 21405 brings the same heavy-duty 15W‑40 formula in a gallon jug, offering great value for large fleets, construction sites, marine operations, or multiple-engine use. Engineered to handle soot, thermal stress, and corrosion, this oil excels in demanding diesel environments.
Key Benefits:
Economical gallon size for frequent oil changes
Exceptional wear and soot control in high-pressure diesels
Superior thermal and oxidative resistance
Enhanced anti-corrosion protection for iron and steel parts
Reliable performance with rapid cold flow
Specifications:
SAE Grade: 15W‑40
Size: 1 Gallon (3.78L)
Base: Ester & Polyalphaolefin (PAO)
Meets/Exceeds: API CK‑4, CJ‑4, CI‑4+, CI‑4, ACEA E7
Ideal for turbocharged, naturally aspirated, and mechanically-injected diesel engines
Fitment / Recommended Use:
Complete fitment for:
Heavy-duty diesel pickup trucks and vocational vehicles
Agricultural, construction, and marine diesel engines
CK‑4/CJ‑4-rated engines with long oil intervals
Cold-weather applications demanding quick start-up
Why Buy From Elite Race Fab?
Built for performance and longevity in diesel service
Fast shipping and responsive expert-level support
Performance diesel oil with no compromise