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Old 02-20-2013, 11:47 PM
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NWRQC NWRQC is offline
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Join Date: Dec 2011
Location: W.A
Posts: 645
Gender: Male
Vehicle: 2007 RAM
Engine: 2007-2011 409ci (6.7L) Cummins Turbo Diesel 350hp 650lb/ft
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Originally Posted by Wandell View Post
I agree. The OEM intake is a really good design. The OEM exhaust is also really good, except for the DPF/NOX. No need to waste money on a CAI or a DPF-back exhaust.

With that your best investment is an H&S Mini Maxx (race version) or XRT pro + a 4" turbo back exhaust. Diamond eye is a good cheap alternative.. I have their 4".
Fuel economy will go up 3+mpg and EGT's will be lower (that includes egr unpluging) and power will be up to help with towing.
2007 6.7 | EFI-Live | Draconian tuned TCM | T4 S366 | ARP | AFE | Thuren | Carli
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