dont know what to say about your tuning but proven diesel is who i have my tunes through. i was emailing the guy at 9 at night and again at 8 am the next day. think i did three times before i liked it. very good customer service with them
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i just had a 6.0 they installed a new hpop in and still no start. after hours of leak checking i ended up pulling the pump and found that the front seal on the pump leaked. but check the pump. standpipes for the pump, and dummy plugs on the oil rail.
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