Kirkland Signature heavy-duty diesel engine oil
- Brand: Kirkland Signature
- Viscosity: SAE 15W-40
- Type: synblend
- Specification: API CK-4/SN
- Size: 1 US gallon (3.78 L)
- Manufactured and packaged by Chevron
$28.93 per gallon
Call to orderParts store / Oil and coolant
Engine oil and antifreeze/coolant in stock. Everything listed is new.
Last updated November 1, 2026Please note: Parts and tires are sold only to customers who are paying for our road service.
$28.93 per gallon
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$56.93
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$23.28 per gallon
Call to order
$21 per gallon
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$32.26 per gallon
Call to orderCall with your engine make and model, or the spec printed on your current oil or coolant. We’ll tell you what’s on the shelf.
Calling this number will grant you direct access to our technicians. No time wasted with 3rd parties, dispatch, etc.