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15W40 Diesel Motor Oil

You physically can't find a higher-quality diesel motor oil.

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15W40 Diesel Motor Oil

  • Recommended for API CK-4/CJ-4/CI-4 Plus/CF/CH-4/CF-4
  • Popular for Light Duty trucks including Chevrolet Duramax, Dodge Cummins and Ford Power Stroke
  • Best choice in medium and heavy-duty diesel truck engines for maximum durability
  • Improved drain intervals provide excellent value for commercial fleet use
  • Also for API SM/SL/SJ/SH/SG/CF and ACEA A3/B3/B4 E7/E9, MB 228.1/228.31
Availability: In stock
$16.97
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Produced in only one top-of-the-line grade, these products offer the highest quality available on the market today and in the widest variety of viscosity

  • Full-synthetic ester/PAO formula for passenger cars, light trucks, performance vehicles and marine applications
  • Designed to provide the highest protection, efficiency, cleanliness, and superior drain intervals
  • Excellent wear protection and friction reduction across a wide range of operating conditions
  • High detergency allows extended drain intervals and provides increased cleanliness
  • Improved fuel economy and ring seal for more power
  • Superior high temperature stability and oxidation resistance improves lubrication of hot metal compared to other synthetics
  • High natural viscosity index (VI) provides thicker oil film in bearings and cams
  • Less evaporation than other synthetics for improved efficiency and ring seal
  • Blended with polyol ester/PAO base stocks that feature natural multi-grade properties, avoiding unnecessary additives that hinder lubricity
  • All products are completely compatible with conventional and synthetic motor oils

Typical Properties

ACEA Service Class A3/B4/E5/E7/E9
API Service Class SN/SM/CF/CJ-4/CI-4
SAE Viscosity Grade (Motor Oil) 15W40
Vis @ 100°C, cSt 14.5
Vis @ 40°C, cSt 97
Viscosity Index 155
CCS Viscosity, Poise, @ °C 65@-20
Pour Point, °C -45
Pour Point, °F -49
NOACK Evaporation Loss,1hr @ 482°F (250°C), % 6
HTHS Vis, cP @150°C, ASTM D4741  4.7

Available Sizes

Quart 21404
Gallon 21405
5 Gallon* 21406
55 Gallon* 21408

*Only available from our dealers

Suitable replacement for:

API SN/SM/SL/CK-4/CJ-4/CI-4+/CH-4
ACEA A3/B3/E2/E5/E7/E9

ACDelco 19264711
ACDelco 19264712
ACDelco 19264713
ACDelco 10-9044
Caterpillar ECF-1-a, ECF-3
Cummins CES 20071, 20072, 20076, 20081
Detroit Diesel DDC 93K218
Deutz DQC III-05
Dodge 68024966MA
Dodge 68024967MA
Dodge 68024966PB
Dodge 68024967PB
Ford XO-15W40-5QSD
Ford XO-15W40-QSDW
Ford M2C171-C/D/E
Ford M2C171-F1
Global DHD-1
GM 12345634
GM 88862497
GM 88863082
Mack EO-M Plus, EO-O Premium Plus
MB 228.1, 228.31
MTU Type 1, Type 2.1
Renault Truck RLD-3
Volvo VDS-2, VDS-3, VDS-4
VW 501.01, 502.00(97)