Commercial Diesel Engine Oil | KATMOTO https://www.katmoto.co.jp/en/product-category/commercial-diesel-engine-oil/ Sun, 21 Jun 2026 13:22:45 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://www.katmoto.co.jp/wp-content/uploads/2026/06/cropped-logo-3-32x32.png Commercial Diesel Engine Oil | KATMOTO https://www.katmoto.co.jp/en/product-category/commercial-diesel-engine-oil/ 32 32 HD MAX CK-4 15W-40 https://www.katmoto.co.jp/en/product/hd-max-ck-4-15w-40/ Sun, 21 Jun 2026 13:22:45 +0000 https://www.katmoto.co.jp/?post_type=product&p=360 Product Description KATMOTO HD MAX CK-4 15W-40 is a high-performance heavy-duty diesel engine oil meeting API CK-4 for modern low-emission on- and off-highway diesel engines fitted with EGR, DPF and SCR after-treatment. Its robust additive system delivers outstanding soot dispersancy, wear and corrosion protection, oxidation and thermal stability and high-temperature deposit control, supporting long drain […]

HD MAX CK-4 15W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

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KATMOTO HD MAX CK-4 15W-40 is a high-performance heavy-duty diesel engine oil meeting API CK-4 for modern low-emission on- and off-highway diesel engines fitted with EGR, DPF and SCR after-treatment. Its robust additive system delivers outstanding soot dispersancy, wear and corrosion protection, oxidation and thermal stability and high-temperature deposit control, supporting long drain intervals while remaining backward compatible with CJ-4/CI-4 applications.

 

 

Key Performance Features

Outstanding soot control

advanced dispersancy controls soot-related thickening and wear in EGR diesels.

 After-treatment compatible

low-SAPS (ash ≤ 1.0%) protects DPF and SCR systems in modern diesels.
Wear & corrosion protection

strong anti-wear and acid-neutralising performance for long engine life.

 Oxidation & thermal stability

resists oil thickening and deposits under high-load, high-temperature duty.
Extended drain capability

stable performance supports OEM-recommended long drain intervals.

 Backward compatible

suitable for CJ-4 and CI-4 diesel applications.

Applications & Performance Level

Applications Modern on- and off-highway heavy-duty diesel engines (trucks, buses, construction and agricultural equipment) fitted with EGR, DPF and SCR after-treatment where SAE 15W-40 API CK-4 oil is specified.
Specification API CK-4 / CJ-4 / CI-4 — current heavy-duty diesel category and backward compatibility.
ACEA E9-type — mid-SAPS heavy-duty performance for after-treatment-equipped diesels.
Cummins CES 20086 · Detroit DFS 93K222 — suitable for Cummins and Detroit modern diesel specifications.
Volvo VDS-4.5 · Mack EOS-4.5 — suitable for Volvo and Mack heavy-duty diesel applications.
Cat ECF-3 · MB 228.31 · MAN M3575 — suitable for Caterpillar, Mercedes-Benz and MAN diesel specifications.
OEM Suitability Modern Cummins, Detroit, Volvo, Mack, Caterpillar, Mercedes-Benz, MAN, DAF and Paccar diesel engines specifying SAE 15W-40 API CK-4. Use only where SAE 15W-40 CK-4 is specified by the manufacturer.
Important Notice Use only where the engine manufacturer specifies SAE 15W-40 and a matching performance level. ”Suitable for” does not mean official approval unless an approval license or certificate is separately issued.

HD MAX CK-4 15W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> HD PRO CI-4 15W-40 https://www.katmoto.co.jp/en/product/hd-pro-ci-4-15w-40/ Sun, 21 Jun 2026 13:22:25 +0000 https://www.katmoto.co.jp/?post_type=product&p=362 Product Description KATMOTO HD PRO CI-4 15W-40 is a robust heavy-duty diesel engine oil meeting API CI-4 for older and mixed-fleet diesel engines, including EGR-equipped engines. Its high-TBN, high-detergency formulation delivers excellent soot handling, acid neutralisation, wear and corrosion protection and deposit control for durable performance and long engine life in demanding and high-mileage diesel […]

HD PRO CI-4 15W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> Product Description

KATMOTO HD PRO CI-4 15W-40 is a robust heavy-duty diesel engine oil meeting API CI-4 for older and mixed-fleet diesel engines, including EGR-equipped engines. Its high-TBN, high-detergency formulation delivers excellent soot handling, acid neutralisation, wear and corrosion protection and deposit control for durable performance and long engine life in demanding and high-mileage diesel applications.

 

 

Key Performance Features

High-TBN acid control

high reserve alkalinity neutralises combustion acids for long engine life.

 Robust soot handling

strong dispersancy controls soot thickening in older EGR diesel engines.
Wear & corrosion protection

protects liners, bearings and valvetrain under heavy load.

 High-temperature deposit control

keeps pistons and rings clean under demanding operation.
Mixed-fleet versatility

suitable for older diesel and many gasoline mixed fleets.

 Durable, high-mileage protection

dependable protection for high-mileage and severe-duty engines.

Applications & Performance Level

Applications Older and mixed-fleet on- and off-highway heavy-duty diesel engines, including EGR engines without DPF, where SAE 15W-40 API CI-4 oil is specified.
Specification API CI-4 / CH-4 — heavy-duty diesel categories for older and EGR diesel engines.
ACEA E7-type — high-SAPS heavy-duty performance for non-DPF diesel engines.
Cummins CES 20078 · Mack EO-N — suitable for Cummins and Mack older diesel specifications.
Volvo VDS-3 · MB 228.3 — suitable for Volvo VDS-3 and Mercedes-Benz 228.3 applications.
MAN M3275 · Cat ECF-2 — suitable for MAN and Caterpillar older diesel specifications.
OEM Suitability Older and mixed-fleet Cummins, Mack, Volvo, Mercedes-Benz, MAN and Caterpillar diesel engines specifying SAE 15W-40 API CI-4. Use only where SAE 15W-40 CI-4 is specified by the manufacturer.
Important Notice Use only where the engine manufacturer specifies SAE 15W-40 and a matching performance level. ”Suitable for” does not mean official approval unless an approval license or certificate is separately issued.

HD PRO CI-4 15W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> HD PRO CI-4 20W-50 https://www.katmoto.co.jp/en/product/hd-pro-ci-4-20w-50/ Sun, 21 Jun 2026 13:22:08 +0000 https://www.katmoto.co.jp/?post_type=product&p=366 Product Description KATMOTO HD PRO CI-4 20W-50 is a high-viscosity, high-temperature heavy-duty diesel engine oil meeting API CI-4 for older and high-mileage diesel engines operating under heavy load and in hot climates. Its high 20W-50 viscosity maintains a strong oil film in worn engines, with high-TBN acid control, robust soot handling and strong wear and […]

HD PRO CI-4 20W-50最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> Product Description

KATMOTO HD PRO CI-4 20W-50 is a high-viscosity, high-temperature heavy-duty diesel engine oil meeting API CI-4 for older and high-mileage diesel engines operating under heavy load and in hot climates. Its high 20W-50 viscosity maintains a strong oil film in worn engines, with high-TBN acid control, robust soot handling and strong wear and deposit protection for durable performance in severe-duty operation.

 

 

Key Performance Features

Strong high-temperature film

high 20W-50 viscosity maintains a robust film in hot, heavy-load diesels.

 High-TBN acid control

high reserve alkalinity neutralises combustion acids for long life.
Worn-engine protection

high viscosity helps protect worn, high-mileage diesel engines.

 Robust soot handling

strong dispersancy controls soot thickening in older EGR diesels.
Hot-climate & heavy-load

ideal for hot climates and severe-duty diesel operation.

 Deposit & wear protection

keeps engines clean and protects liners, bearings and valvetrain.

Applications & Performance Level

Applications Older and high-mileage heavy-duty diesel engines operating under heavy load or in hot climates where SAE 20W-50 API CI-4 oil is specified, including severe-duty and high-temperature operation.
Specification API CI-4 / CH-4 — heavy-duty diesel categories for older and EGR diesel engines.
ACEA E7-type — high-SAPS heavy-duty performance for non-DPF diesel engines.
Cummins CES 20078 · Mack EO-N — suitable for Cummins and Mack older diesel specifications.
Volvo VDS-3 · MB 228.3 — suitable for Volvo VDS-3 and Mercedes-Benz 228.3 applications.
Hot-climate / high-mileage — formulated for severe-duty, high-temperature diesel operation.
OEM Suitability Older and high-mileage Cummins, Mack, Volvo, Mercedes-Benz and Caterpillar diesel engines in hot climates specifying SAE 20W-50 API CI-4. Use only where SAE 20W-50 CI-4 is specified by the manufacturer.
Important Notice Use only where the engine manufacturer specifies SAE 20W-50 and a matching performance level. ”Suitable for” does not mean official approval unless an approval license or certificate is separately issued.

HD PRO CI-4 20W-50最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> HD MAX CK-4 10W-40 https://www.katmoto.co.jp/en/product/hd-max-ck-4-10w-40/ Sun, 21 Jun 2026 03:34:12 +0000 https://www.katmoto.co.jp/?post_type=product&p=356 Product Description KATMOTO HD MAX CK-4 10W-40 is a synthetic heavy-duty diesel engine oil meeting API CK-4 for modern low-emission diesel engines with EGR, DPF and SCR after-treatment. Its synthetic formulation offers improved cold-start fluidity and fuel economy over monograde-base oils, with excellent soot dispersancy, wear protection, oxidation stability and deposit control for extended drain […]

HD MAX CK-4 10W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

]]> Product Description

KATMOTO HD MAX CK-4 10W-40 is a synthetic heavy-duty diesel engine oil meeting API CK-4 for modern low-emission diesel engines with EGR, DPF and SCR after-treatment. Its synthetic formulation offers improved cold-start fluidity and fuel economy over monograde-base oils, with excellent soot dispersancy, wear protection, oxidation stability and deposit control for extended drain intervals.

 

 

Key Performance Features

Improved cold-start

synthetic 10W base provides faster cold-start oil flow and reduced wear.

 Outstanding soot control

advanced dispersancy controls soot thickening and wear in EGR diesels.
After-treatment compatible

low-SAPS (ash ≤ 1.0%) protects DPF and SCR systems.

 Oxidation & thermal stability

resists thickening and deposits under high-load operation.
Extended drain capability

stable performance supports OEM long drain intervals.

 Backward compatible

suitable for CJ-4 and CI-4 diesel applications.

Applications & Performance Level

Applications Modern on- and off-highway heavy-duty diesel engines with EGR, DPF and SCR after-treatment where SAE 10W-40 API CK-4 oil is specified, including long-haul and severe-duty operation.
Specification API CK-4 / CJ-4 / CI-4 — current heavy-duty diesel category and backward compatibility.
ACEA E9-type — mid-SAPS heavy-duty performance for after-treatment-equipped diesels.
Cummins CES 20086 · Detroit DFS 93K222 — suitable for Cummins and Detroit modern diesel specifications.
Volvo VDS-4.5 · Mack EOS-4.5 — suitable for Volvo and Mack heavy-duty diesel applications.
Cat ECF-3 · MB 228.31 · MAN M3575 — suitable for Caterpillar, Mercedes-Benz and MAN diesel specifications.
OEM Suitability Modern Cummins, Detroit, Volvo, Mack, Caterpillar, Mercedes-Benz, MAN and Paccar diesel engines specifying SAE 10W-40 API CK-4. Use only where SAE 10W-40 CK-4 is specified by the manufacturer.
Important Notice Use only where the engine manufacturer specifies SAE 10W-40 and a matching performance level. “Suitable for” does not mean official approval unless an approval license or certificate is separately issued.

HD MAX CK-4 10W-40最先出现在Nippon Synthetic Chemical Co., Ltd.。

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