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  1. OnixMax

    Exhaust question

    I'm just afraid of the drone and being too loud, that's all.
  2. OnixMax

    Exhaust question

    I want to keep a quiet truck, but once I get down to Nick @ DuramaxTuner, I'm afraid the stock exhaust may keep EGTs too high..
  3. OnixMax

    Exhaust question

    Anyone? Even if I welded a 3.5" to 4" adapter just before the muffler and went to a 4" muffler out, would I see a drop in EGTs?
  4. OnixMax

    Exhaust question

    I've looked through a lot of threads, and haven't found anyone who has done this. First, I don't want my truck to be loud, I just want a little better flow. Would a 3.5" in 4" out muffler and 4" tail pipe (Diamond eye sells just the after-muffler components) see any real increase in...
  5. OnixMax

    LB7: Low Coolant?

    I'll fill her up and keep a close eye. Worst comes to worst, take the damn thing apart again lol. Sent from my iPhone using Tapatalk
  6. OnixMax

    LB7: Low Coolant?

    Fair. That said, I filled the coolant to the 'Cold' line and it took almost 10k miles to get low. With that slow of a leak (assuming that it's a cup), is it worth tearing back into it? Should also be noted that I get NO smoke of any kind when at idle, or normal driving.
  7. OnixMax

    LB7: Low Coolant?

    I'm installing my S&B intake this weekend, so I'm gonna get underneath and see if I can see any leakage from the water pump, or otherwise. I'm also gonna throw some more G05 in there and see what happens
  8. OnixMax

    LB7: Low Coolant?

    Coolant overflow tank doesn't have any bubbles, no About 9,500 miles. I only resealed the cups that came out with the injectors. That said, I did verify that they were all seated properly. I can easily squeeze the upper radiator hose after the truck's been off. I'm wondering if maybe there...
  9. OnixMax

    P0088 P0193 LB7 after changing injectors

    I got your answer. Mine was the sensor next to the fuel rail. The Fuel Rail Pressure Sensor. One of the wires wasn't making contact. Installed a new sensor, and she fired right up
  10. OnixMax

    LB7: best injectors

    Do yourself a favor and buy from Brent @ Lincoln Diesel. Was nothing but helpful, and he offers the cheapest OEM injectors on the market that I've seen.
  11. OnixMax

    mpg not what I expected

    I'm running completely stock. 14-15 city, 18-20 hwy @ 65mph. Towing doesn't seem far off, imo. Got 14 towing on the hwy, pulling about 6k.
  12. OnixMax

    LB7: Low Coolant?

    Hi all, I've got an 03 Silverado 2500HD LB7. Just rolled 200k on the odometer. This morning, I got a low coolant light. I didn't see any leaks running, or not running. Background on truck: Bought at 185k. All 8 injectors at 190k. Lifted 2 cups, and re-loctited and reset them. Swap...
  13. OnixMax

    LB7: going to try do injectors 2002 lb7

    Brent is the only place. Cheapest, and 100% best service of any vendor I've ever dealt with Sent from my iPhone using Tapatalk
  14. OnixMax

    LB7 injectors

    Do yourself a favor and just call Brent at Lincoln Diesel. He has been with me every step of my injector install, and troubleshooting issues with my install. He even said it was a better option to troubleshoot than to buy a new sensor FROM HIM. Straight shooter, and cheapest Bosch remans you can...
  15. OnixMax

    Pigtail/connector part numbers?

    Beautiful, thank you Sent from my iPhone using Tapatalk
  16. OnixMax

    Pigtail/connector part numbers?

    Hey everyone, Found the root of my problem (I think).. Broken connectors. Anyone have the part numbers for the pigtail connectors for the Fuel Pressure Regulator and the Fuel Rail Pressure Sensor? Sent from my iPhone using Tapatalk
  17. OnixMax

    Injector Help Needed

    I would think the blue marks are just indications of long exposure to high temperatures. Shouldn't be anything to worry about. As for the fuel consumption, LB7s are notorious for bad injectors. My fuel consumption skyrocketed and my injectors were plugged big time Sent from my iPhone using...
  18. OnixMax

    Bad fpr?

    Anyone with a TechII, Torque Pro (android app) or EFI live can read balance rates. Definitely gonna have to open up the valve covers though and replace at least 1 injector. Sent from my iPhone using Tapatalk
  19. OnixMax

    Bad fpr?

    Sounds like you're leaking diesel into the crankcase... Cracked injector perhaps? Sent from my iPhone using Tapatalk
  20. OnixMax

    Bad fpr?

    If you unplug the FPR, it should hit 26107 PSI (ask me how I know, lol). Sent from my iPhone using Tapatalk