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  1. J

    Poor fuel mileage after new tires, a flowmaster 40 series exhaust, and a k&n air fliter?

    I have a 2021 ram 1500 with the 3.6 pentastar V6 E-Torque. I put new tires on which originals were 275-65-R18 I put on 285-65-R18, a new flowmaster 40 series, and a k&n air filter( not cold air intake and cone) and my mileage is like 17.6 now from around 25. Can anyone give me some pointers on...
  2. J

    Charging issues

    I have a 2021 1500 with the pentastar 3.6 v6 and I have 73k on my truck. I do drive alot for work.i have already had to replace my battery and alternator/generator which has me concerned. The new alternator is doing the exact same thing and when driving at interstate speeds I'm only at 13.1 to...
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