Chevron® DELO® 400 XLE™ 10W-30 Synthetic Blend ISOCLEAN® Certified Engine Oil - Cleaner Starts. Smarter Protection. Proven Performance.
Chevron® DELO® 400 XLE™ 10W-30 is a premium synthetic blend diesel engine oil, formulated with ISOSYN® Advanced Technology and ISOCLEAN® Certified to deliver optimized engine protection and system cleanliness. Tailored for on- and off-highway applications requiring API CK-4 performance, this 10W-30 oil enhances fuel efficiency, reduces soot-related wear, and helps extend both engine and aftertreatment system life.
ISOCLEAN® certification ensures this product meets Chevron’s stringent cleanliness standards — critical for protecting high-pressure fuel systems and today's precision engine components from premature wear.
Key Features & Benefits
✅ ISOCLEAN® Certified – Engineered to meet ISO 4406 cleanliness targets for reduced system wear and extended component life
✅ Fuel Economy Advantage – Lower viscosity helps improve MPG and reduce operating costs
✅ Aftertreatment System Protection – Designed for use in engines with DPF, SCR, and EGR systems
✅ Oxidation and Deposit Control – Helps prevent sludge, varnish, and oil thickening under severe conditions
✅ OEM Endorsed – Meets or exceeds leading diesel engine manufacturer requirements
Ideal for:
On-highway heavy-duty trucks (Especially fleets operating under EPA 2010 or newer emissions standards (DPF, EGR, and SCR systems)
Off-highway equipment
Mixed fleets
Engines operating in cooler climates
Fleets focused on cleanliness and contamination control
Chevron® DELO® 400 XLE™ 10W-30 Synthetic Blend ISOCLEAN® Certified Engine Oil - Cleaner Starts. Smarter Protection. Proven Performance.
Chevron® DELO® 400 XLE™ 10W-30 is a premium synthetic blend diesel engine oil, formulated with ISOSYN® Advanced Technology and ISOCLEAN® Certified to deliver optimized engine protection and system cleanliness. Tailored for on- and off-highway applications requiring API CK-4 performance, this 10W-30 oil enhances fuel efficiency, reduces soot-related wear, and helps extend both engine and aftertreatment system life.
ISOCLEAN® certification ensures this product meets Chevron’s stringent cleanliness standards — critical for protecting high-pressure fuel systems and today's precision engine components from premature wear.
Key Features & Benefits
✅ ISOCLEAN® Certified – Engineered to meet ISO 4406 cleanliness targets for reduced system wear and extended component life
✅ Fuel Economy Advantage – Lower viscosity helps improve MPG and reduce operating costs
✅ Aftertreatment System Protection – Designed for use in engines with DPF, SCR, and EGR systems
✅ Oxidation and Deposit Control – Helps prevent sludge, varnish, and oil thickening under severe conditions
✅ OEM Endorsed – Meets or exceeds leading diesel engine manufacturer requirements
Ideal for:
On-highway heavy-duty trucks (Especially fleets operating under EPA 2010 or newer emissions standards (DPF, EGR, and SCR systems)
Off-highway equipment
Mixed fleets
Engines operating in cooler climates
Fleets focused on cleanliness and contamination control
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