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Lucas Synthetic Oil Test Bottles

To illustrate the effectiveness of synthetic oil, we ran Lucas Oil's own high-performance 20W/50 against their 5W-20 synthetic oil.
Friction-Fighting Formula - Garage Tech

 To illustrate the effectiveness of synthetic oil, we ran Lucas Oil's own high-performance 20W/50 against their 5W-20 synthetic oil.  View Related Article

 

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