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Duramax Fourth Generation: 2007.5-2010 (LMM) Discuss the fourth generation (2007.5-2010) of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.

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Old 07-12-2012, 08:00 PM   #1 (permalink)
cougar 33
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lmm dpf delete without tuner

i want to delete the dpf but can't swing the tuner right now. can i do this without the tuner? will it regen as much? will it hurt anything? most of all will i gain anything?

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Old 07-12-2012, 09:23 PM   #2 (permalink)
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Without a different tune you will throw codes.

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Old 07-13-2012, 02:04 AM   #3 (permalink)
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It's impossible and your truck will go into limp mode.
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Old 07-13-2012, 05:36 AM   #4 (permalink)
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I don't think it's possible. Just wait
LMM turbo back mbrp 5" straight pipe exhaust 6" tip dumped, with edge cts race, egr blocker plate,fuel pressure release valve shim, debadged, transgo, all amsoil fluids, titan hitch, diamond eye downpipe, airdog2, anzo headlights, recon tails, paint match bumpers and grille,

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Old 07-16-2012, 12:15 PM   #5 (permalink)
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It will throw codes maybe not at first but at some point it will. Then engine limp mode and you wont be going to fast anywhere when getting to only 2000rpms max. Save up and get it all at one time.

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