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higher number = thicker
This is especially valuable for diesel owners in cold climates
The low-ash additive chemistry helps prevent spark plug electrode fouling
Important regulatory note: using the tool with refrigerant systems requires appropriate EPA Section 608 (residential/commercial HVAC) or Section 609 (motor vehicle A/C) certification under US federal law — if you don't hold certification
dexos1 Gen 3) Formulated to meet performance targets Usually carries specific certifications Varies Fuel Economy ✅ Optimized ✅ Optimized Varies Cost Per Mile Lowest overall Moderate Highest (frequent changes) Best For Asian imports
Cerma Ceramic Heavy Duty Gear Oil 75W-90 EP SiC | Cerma A/C tool higher number = thicker) > with CSS only checkbox accordion All 6 variants listed: Quart, 12 Qt Case, 1 Gallon, 4 Gallon Case, 5 Gallon Pail, 55 Gallon Drum Triple Layer Defense framing (SiC ceramic + GL 5 EP + thermal stable base stocks) Uses "Cerma" branding to match existing metafields and cross sell references (label says CERMAX but title metafields cross sells consistently say Cerma) Claim qualified with disclaimer (drain interval, performance claims, viscosity notes)
