Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons

Mobil Delvac Extreme 10W-30 is a premium and high-performance synthetic diesel engine oil that helps to extend engine life for modern diesel engines operating in extreme conditions, Works to deliver extended performance for up to two times beyond OEM recommended oil drain intervals* with the potential to improve fuel economy**, Recommended for use in a wide range of heavy-duty, on- and off-highway applications including engines operating under heavy loads, Provides exceptional stability***, anti-wear performance, and high temperature performance, Excellent low-temperature performance for increased oil flow at startup, controlling sludge formation, and stay-in-grade shear stability Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons Sku # 324122454 Mfr. Part # 122454 Condition New Brand Mobil 1 Sold Box Details

Mobil Delvac Extreme 10W-30 is a high-performance synthetic diesel engine oil that helps to deliver extended performance for up to two times beyond OEM recommended oil drain intervals* for modern diesel engines operating in extreme conditions. Mobil Delvac Extreme 10W-30 has the potential to improve fuel economy** and is recommended for use in a wide range of heavy-duty applications and operating environments found on- and off-highway conditions, including engines operating under heavy loads. Fully backward compatible, it delivers excellent performance in both newer and older heavy-duty engines, meeting or exceeding the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and other service categories. This diesel engine oil provides exceptional high temperature performance, oxidation stability***, and resistance to corrosive and abrasive wear to help promote long life of critical wear surfaces. Mobil Delvac Extreme 10W-30 also offers excellent low-temperature performance for increased oil flow to critical bearing surfaces at startup, controlling fluidity and pumpability for smooth starting in cold weather.

Features and Benefits

• Mobil Delvac Extreme 10W-30 is a premium and high-performance synthetic diesel engine oil that helps to extend engine life for modern diesel engines operating in extreme conditions
• Works to deliver extended performance for up to two times beyond OEM recommended oil drain intervals* with the potential to improve fuel economy**
• Recommended for use in a wide range of heavy-duty, on- and off-highway applications including engines operating under heavy loads
• Provides exceptional oxidation stability***, anti-wear performance, and high temperature performance
• Excellent low-temperature performance for increased oil flow at startup, controlling sludge formation, and stay-in-grade shear stability

*Results may vary based on vehicle/engine condition, driving and environmental conditions Consult OEM or ExxonMobil before implementing extended ODIs.

**Compared to an SAE 15W-40 conventional diesel engine oil. Savings are dependent on vehicle engine type, outside temperature, driving conditions, and your current engine oil viscosity.

*** Based on the performance in the Volvo T-13 engine test.

Specs Sold in Quantity Box MFG. Part # 122454 GTIN Code 00071924416420 Notes Sold in box of 4, 1-gallon jugs. Oil Weight 10W30 Oil Type Synthetic ZDDP Enhanced No Liquid Measurement 4 gallons Fuel Type Diesel Reviews I will definitely buying this product again Rated by Lucky on January 27, 2026

Summary: I used every time this great product.

Yes, I recommend this product.

I would buy agin Rated by Bobby on January 17, 2026

Summary: Great price fast shipping

Yes, I recommend this product.

I have bought this product numerous times Rated by MT Trkng on January 15, 2026

Summary: Best place to buy oil for my Freightliner truck, I buy it 3 cases at the time, super quick delivery, very dependable.

Yes, I recommend this product.

I will definitely buying this product again Rated by Lucky on January 09, 2026

Summary: Great product and fast shipping

Yes, I recommend this product.

Keep Buying it again and again Rated by Lucky on September 16, 2025

Summary: Great product for automotive use.

Yes, I recommend this product.

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