durrell's Profile

Real Name: Darryl M
Joined: September 2010

In the Garage

  • Sierra

    2004 GMC Sierra 1500 GAS V8
    Added Sep 2010 • 3 Fuel-ups

    Property of durrell

  • 11.8 Avg MPG Best In Garage

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Tips

Lighter engine oil for better mileage? or more power?

Not from my experience (as a master tech for over 40 years),... ...

by billtech66

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