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  1. R

    3.31 gears with taller tires

    I know its not optimal but my truck(2011 sb/cc) came with 3.31 gears. Has anybody put a taller tire on and what effect did it have on power? I'm thinking maybe a 285/70/17. 33 " tall. Thanks in advance
  2. R

    High pitched squeal, sounds like bad turbo

    I thought my turbo(one of them) was bad. Keep hearing a really high pitched squeal but only while accellarating above 55 mph. Around 25-30 lbs boost. Dealer tells me hes quite sure its some pipe behind the turbo that cracks. He's replaced several already on the 6.4's. Anybody heard of this or...
  3. R

    Stop the e-mail notifications

    I've tried everything I know. How do I stop getting e-mails every time somebody posts on a thread I've posted on? :rant
  4. R

    Exhaust filter cleaning

    How often does this 6.4 "clean" the exhaust filter? I have just ove 450 miles and the "cleaning exhaust filter" signal has come on twice already. Is this the DPF that everybody deletes?
  5. R

    Titan Fuel tank question

    Has anybody installed a Titan oversize replacement tank in an 08-10 superduty? I had one put in at the dealer before I picked the truck up. 67 gallion capacity. Problem is, the numbers don't add up. I'm still on my first tank of fuel. Avg MPG is 12.7. The "miles till empty" in my trip meter says...
  6. R

    Hello from upstate NY

    I heard about this site from a friend. I just picked up a new F-450 SD 4x4, crewcab, King Ranch. I'm hoping to get the scoop on the 6.4. I had a 06 with a 6.0 and hope this one is as good.

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