On order
CAT DEO ULS 10W-30
API CK-4 heavy-duty diesel engine oil for engines with aftertreatment, backward compatible
SAE 10W-30
API's service category for compression-ignition engines. Current category.
- Name
- Diesel engine oil, API CI-4 PLUS performance level
- Issued by
- API (American Petroleum Institute)
- Category
- Engine oil performance
- Status
- Current
- Verified
- 30 August 2026 · Source
Products meeting API CI-4 PLUS
Engine oils
- On order
CAT DEO-ULS 15W-40
API CK-4 heavy-duty diesel engine oil for engines with aftertreatment, backward compatible
SAE 15W-40
- On order
Mobil Delvac 1 5W-40
Synthetic heavy-duty diesel oil with long-drain capability, ACEA E4/E7, API CI-4 PLUS
SAE 5W-40
- On order
Mobil Delvac 1 ESP 5W-40
Synthetic heavy-duty diesel oil, mineral-oil compatible, ACEA E4/E7
SAE 5W-40
- On order
Mobil Delvac Modern 10W-30 Full Protection
Synthetic-technology diesel oil for EGR and DPF engines, API CK-4, Volvo VDS-4.5
SAE 10W-30
- On order
Mobil Delvac Modern 10W-40 Advanced Protection
Low-SAPS oil for Euro V/VI DPF engines, ACEA E6/E9, MAN M 3775
SAE 10W-40
- On order
Mobil Delvac Modern 15W-40 Full Protection
Synthetic-technology diesel oil for EGR and DPF engines, API CK-4, Cat ECF-3, ACEA E11
SAE 15W-40
- On order
Mobil Delvac Ultra 5W-30 Ultimate Protection V2
Synthetic oil for Euro V/VI DPF diesel engines with long drains, API CK-4, ACEA E6/E8/E11
SAE 5W-30
- On order
Mobil Delvac Ultra 5W-40 Ultimate Defense
Synthetic heavy-duty diesel engine oil for severe service, long-drain, ACEA E4/E7
SAE 5W-40
- On order
Mobil Delvac Ultra 5W-40 Ultimate Protection V1
Low-ash full synthetic heavy-duty diesel engine oil for after-treatment systems, API CK-4
SAE 5W-40
- On order
Shell Rimula R4 L 15W-40
Low-SAPS oil for heavy duty diesel engines with particulate filters
SAE 15W-40
- On order
Shell Rimula R5 LE 10W-30
Low-SAPS oil for heavy duty diesel engines with exhaust after-treatment
SAE 10W-30
- On order
Shell Rimula R5 LE 10W-40
Low-SAPS oil for heavy duty diesel engines with exhaust after-treatment
SAE 10W-40
- On order
Shell Rimula R6 LME Plus 5W-30
Fully synthetic low-SAPS diesel engine oil, with fuel economy
SAE 5W-30
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