Straight pipe for duramax

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Nov 24, 2009 | 09:12 AM

#11

PSD

Diesel Enthusiast

Joined: Aug 2009

Posts: 333

Likes: 6

From: Wisconsin

My buddy just cut off the cat and muffler in his 01 just to get some noise. Sounds good, and costs nothing, but if your going for upgrades in the future, youll want a kit

Dec 13, 2009 | 01:38 PM

#12

3fingers

Newbie

Joined: Nov 2008

Posts: 1

Likes: 0

From: Calgary Ab. Can.

Quick ?? Does any one have any idea how a 6.6 2007 will perform with turbo back 4" with no no cat or DPF left on .Just wiating for shop to call and say it is done. Thanks 3 fingers

Dec 13, 2009 | 03:03 PM

#13

jbrown1132

Diesel Enthusiast

Joined: Aug 2009

Posts: 355

Likes: 15

From: florence, sc

Quote:

Originally Posted by 3fingers

Quick ?? Does any one have any idea how a 6.6 2007 will perform with turbo back 4" with no no cat or DPF left on .Just wiating for shop to call and say it is done. Thanks 3 fingers

lets just say you will like it