ARGOS 5W-40 Full Synthetic Heavy Duty Diesel Engine Oil: Improves Fuel Economy: 1 Gallon, AR945-1G
In stock
$29.99$26.99
Listed as compatible with this vehicle by the retailer feed.
Check price2021 RAM 3500 Motor Oil
24 products listed as compatible with this vehicle by the retailer feed.
Mobil Delvac Extreme 10W-30 Full Synthetic Diesel Engine Oil, Extends Engine Life, 1 Gallon, 11642
In stock
$35.99$29.99Listed as compatible with this vehicle by the retailer feed.
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Mobil Delvac 1 ESP 5W-40 Full Synthetic Diesel Engine Oil, Extends Engine Life, 1 Gallon, 44831
In stock
$37.99$31.99Listed as compatible with this vehicle by the retailer feed.
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Shell T4 Triple Protection 10W-30 Synthetic Blend Diesel Engine Oil, Enhanced Wear Protection, 550049485
In stock
$6.99
Listed as compatible with this vehicle by the retailer feed.
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ARGOS 0W-40 Full Synthetic Motor Oil: Exceptional Film Strength, 1 Quart, AR904
In stock
$9.99
Listed as compatible with this vehicle by the retailer feed.
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Valvoline European Vehicle 5W-40 Full Synthetic Engine Oil, Temperature Protection, 1 Quart, VV966
In stock
$13.49
Listed as compatible with this vehicle by the retailer feed.
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Mobil 1 Supercar Advanced Full Synthetic Motor Oil 0W-40, 1 Quart, 47111
In stock
$13.49
Listed as compatible with this vehicle by the retailer feed.
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Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40, 1 Quart, 44962
In stock
$13.49
Listed as compatible with this vehicle by the retailer feed.
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Castrol EDGE Euro 0W-40 Advanced Full Synthetic Motor Oil, 1 Quart, 15B5FD
In stock
$13.99
Listed as compatible with this vehicle by the retailer feed.
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Pennzoil Ultra Platinum 0W-40 Full Synthetic Motor Oil, Extends Engine Life, 1 Quart, 550040856
In stock
$13.99
Listed as compatible with this vehicle by the retailer feed.
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Shell T4 Triple Protection 10W-30 Diesel Engine Oil, Enhanced Wear Protection, 1 Gallon, 550045144
In stock
$26.99
Listed as compatible with this vehicle by the retailer feed.
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Valvoline Premium Blue Extreme 5W-40 Full Synthetic Engine Oil, Advanced Fuel Economy, 1 Gallon, 774038
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Shell T5 10W-30 Synthetic Blend Diesel Engine Oil, Boosts Fuel Economy, 1 Gallon, 550045130
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Valvoline European Vehicle 5W-40 Full Synthetic Engine Oil, Extends Engine Life, 5 Quart, 881166
In stock
$41.99
Listed as compatible with this vehicle by the retailer feed.
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Shell ROTELLA T6 10W-30 Full Synthetic Diesel Engine Oil, Extended Drain Capability, 1 Gallon, 550069698
In stock
$41.99
Listed as compatible with this vehicle by the retailer feed.
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Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40, 5 Quart, 54526
In stock
$42.99
Listed as compatible with this vehicle by the retailer feed.
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Castrol EDGE Euro 0W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 Quarts, 15B5FC
In stock
$44.99
Listed as compatible with this vehicle by the retailer feed.
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Shell T5 10W-30 Synthetic Blend Diesel Engine Oil, Boosts Fuel Economy, 2.5 Gallon, 550045132
In stock
$79.99
Listed as compatible with this vehicle by the retailer feed.
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Valvoline Premium Blue Extreme 5W-40 Synthetic Diesel Engine Oil, Fuel Economy, 5 Gallon Box, 884940
In stock
$167.99
Listed as compatible with this vehicle by the retailer feed.
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Valvoline European Vehicle 5W-40 Full Synthetic Motor Oil, Fights Sludge & Deposits, 5 Gallon, 881050
In stock
$241.49
Listed as compatible with this vehicle by the retailer feed.
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Valvoline European Vehicle 0W-40 Full Synthetic Motor Oil, Fights Sludge & Deposits, 5 Gallon, 886760
In stock
$241.49
Listed as compatible with this vehicle by the retailer feed.
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ARGOS 5W-40 Full Synthetic Heavy Duty Diesel Engine Oil: Improves Fuel Economy, 6 Gallon, AR945-6GLBNB
In stock
$273.99
Listed as compatible with this vehicle by the retailer feed.
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Mobil 1 ESP X4 Full Synthetic Motor Oil 0W-40, 1 Quart, 124798
Out of stock
$13.49
Listed as compatible with this vehicle by the retailer feed.
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Mobil 1 European Car Formula Full Synthetic: 0W-40 Motor Oil, Helps to extend engine life, 12 Quart, 125220
Out of stock
$83.99
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.