jwsjr's Profile

Real Name: John Stewart
Joined: September 2016

In the Garage

  • Duramax Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 48 Fuel-ups

    Property of jwsjr

  • 14.5 Avg MPG Best In Garage
  • Dad's RV

    2006 Fleetwood Discovery None
    Added Sep 2016 • 7 Fuel-ups

    Property of jwsjr

  • 7.1 Avg MPG


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Recent Activity

from jwsjr (View All)


Over-inflating your tires

Although you can over-inflate your tires to help increase yo... ...

by PeterM

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