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hafnutz67's Profile

Real Name: Bill Heimann
Joined: March 2019

In the Garage

  • My Silverado 3500 HD

    2021 Chevrolet Silverado 3500 HD LT 6.6L V8 GAS Automatic 6 Speed
    Added Mar 2021 • 8 Fuel-ups

    Property of hafnutz67

  • 12.9 Avg MPG Best In Garage


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Keep your RPM's low

When driving my truck it gets better mileage under 2,000 RPM's then when at 2,500

by Wwildman

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