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04 555 CR goes 775 on #2

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Old 02-07-2008, 09:43 PM
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tcr
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Removing the stock muffler on that beast was only good for 10hp, wow, I would've thought more? Good to know!
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Old 02-07-2008, 09:56 PM
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Originally Posted by tcr
Removing the stock muffler on that beast was only good for 10hp, wow, I would've thought more? Good to know!
Yeah but it was probably worth 1.5MPG!!!!

Andy
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Old 02-08-2008, 07:18 AM
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Originally Posted by Don M
Removing the muffler gave an additional 10 HP. The truck still has the stock tailpipe though. So its up 790 HP and still no TST. This is Smarty only.
You just saved me $400 by not installing an aftermarket exhaust system.

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Old 02-08-2008, 08:19 AM
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Did the muffler swap reduce any EGT's?
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Old 06-13-2008, 02:11 PM
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how much more was gained from larger exhaust pipe?
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Old 06-14-2008, 02:58 PM
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Great numbers. Is the torque accurate? I would think it would be in the 1350lbs or more.
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Old 06-14-2008, 07:48 PM
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Since this was posted, the truck has gone 949 HP on Diesel and pure water (which adds about 20 HP to the Diesel numbers) It made it in this months Diesel Power magazine too. Yee haww.
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Old 06-14-2008, 09:03 PM
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Originally Posted by Don M
It made it in this months Diesel Power magazine too. Yee haww.
Just got mine today, congrats Tim!!! and Don,,,, and Nathan.
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Old 06-15-2008, 08:59 AM
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That is pretty **** impressive, congrats Tim and all those who helped you get to this stage!!!
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Old 06-15-2008, 05:07 PM
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Originally Posted by Don M
Since this was posted, the truck has gone 949 HP on Diesel and pure water (which adds about 20 HP to the Diesel numbers) It made it in this months Diesel Power magazine too. Yee haww.
Was that with the Flux 6.2's Don?
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Old 06-15-2008, 07:14 PM
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Awesome.......maybe one day ill be close to that hp
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Old 12-21-2013, 08:33 PM
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How much egt improvement was had from stock muffler to straight pipe
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Old 12-22-2013, 11:05 AM
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Originally Posted by levigarrett76
How much egt improvement was had from stock muffler to straight pipe
You dug up quite the old post!
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