G Class (W460, W461, W463) Produced 1980-2018: 290 GD, 290 GDT, 300 GD, 350 GD, 500 GE, G250, G300, G300 DT, G320, G500, G550, G55 AMG, G63 AMG

Performance Upgrades

Old Apr 7, 2006 | 11:15 PM
  #1  
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dez
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Exclamation Performance Upgrades

Hi, Own a 2003 G55 and looking for any input on how I can improve the gas mileage as well as increase the 0-60 speed... Found something on ebay called Power Maxx Gas Saving Kit which claims they can Increase your gas mileage by up to 46% ... Has anyone tried this or can recommend anything I can do ?
If I add anything or change something will it dismiss my warranty ?
Thanks !
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Old Apr 11, 2006 | 12:10 AM
  #2  
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From: Dubai, United Arab Emirates
2013 G 63 AMG
46% huh? And I have a device which will turn your $20 bills into $100 bills overnight!

If there were an easy way to improve gas mileage without damaging the engine, don't you think Mercedes would have used it? You have to accept that a large, heavy, un-aerodynamic vehicle with a big 350HP V8 will get poor mileage. The easiest way to improve mileage is not to use a heavy right foot when driving...which sorta goes against your efforts to improve 0-60 times.
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Old Apr 11, 2006 | 12:18 AM
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https://mbworld.org/forums/g55-amg-w463/143841-imrpove-gas-horsepower.html

We talked about this!
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