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275

  1. Fuel Rail pressure(FRP) Alert Sounding

    6.4L Performance Parts Discussion
    Its about 40 degrees here and my frp keeps going over the warning limit which is 27,000??? what does this mean? im running the 275 tune.
  2. Spartan Smoke

    6.4L Performance Parts Discussion
    any tricks or tips to get the most black smoke?? for example when to rev or anything like that?? 275 makes the most smoke out of the standard tunes right??? thanks
  3. Spartan 250 vs 275

    6.4L Performance Parts Discussion
    FINALLY got my spartan ordered today and got the s&b CAI and 5 inch turbo back with 6 inch tip. Wondering if the 275 or 250 are better dailey driver tunes?? ill deffinitly be doing some racing but i want the most mpg i can get and smootheest drive. and i dont wanna hurt anything so is the 275 a...
  4. 0-60 times with spartan 250 and 275

    6.4L Performance Parts Discussion
    Wondering what an estimate or exact the 0-60 time will be for a 6.4 crew cab with straight pipe cai and spartan 250 or 275?? thanks for the help :icon_ford::flag:
  5. is spartan 275 too much for stock truck??

    6.4L Performance Parts Discussion
    wondering if the 275 would be too much for tranny Tc studs etc??? thanks:icon_ford:
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