Motortopia Staff
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August 11, 2025
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Press Release
Take the guesswork out of your next oil change.
D&J’s new Oil Change Kits for 5.9L and 6.7L Cummins engines pair premium Hot Shot’s Secret oil with a genuine Fleetguard filter, giving you everything you need in one convenient package. Whether you’re after long-haul durability, daily driving reliability, or race-ready protection, we’ve got a kit built for your application.
| Choose From:
EVERYDAY RELIABILITY |
Green Diamond Semi-Synthetic or Full Synthetic for clean emissions and dependable protection.

Blue Diamond Full Synthetic for extended intervals and high-demand conditions.

Black Diamond and Adrenaline Series oils for extreme power, protection, and racing environments.

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