sharpentheaxe's Profile

Real Name: M R
Location: Portland
Joined: June 2009

In the Garage

  • My GL450

    2014 Mercedes-Benz GL450 4.6L V8 GAS Automatic 7 Speed Sport Utility
    Added Apr 2017 • 5 Fuel-ups

    Property of sharpentheaxe

  • 14.6 Avg MPG Best In Garage


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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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