Ridgeline™ motor oil products are API licensed, which means they can be counted on to provide protection and efficiency for your engine applications.
SAE 15W-40 CK-410W-30 CK-4Ridgeline™ SAE 15W-40 CK-4 is a high performance, synthetic blend heavy duty engine oil, formulated to meet or exceed the latest API diesel engine oil specifications as well as the warranty and performance requirements of most diesel engine manufacturers. Advanced API CK-4 additive technology is fully backwards compatible with, and replaces, service categories CJ-4, CI-4 Plus, and previous.
Distributed by Parkland Corporation, 1800, 240 4 Ave SW, Calgary, AB T2P 4H4
™ Trademark of Parkland Corporation
Manufactured in U.S.A with foreign & domestic components