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-   -   Dual Exhaust? (https://www.truckforums.com/forum/chevy-silverado-gmc-sierra-forum-11/dual-exhaust-2490/)

hunt4game29 01-30-2007 01:20 PM

Dual Exhaust?
 
Can you put True dual exhaust on a 2005 chevy silverado?

freakolife 01-30-2007 03:38 PM

RE: Dual Exhaust?
 
I have a 2004 2500HD and have had true dual exhaust installed on it. I even put the Edelbrock headers and everything seems to work fine. It consists of (3" everything) Edelbrock headers to my stock dual cats to Flowmaster mufflers to tailpipes. I have not had it dynoed yet but look forward to it. My only advice to you is to ensure that the welder does a good job and to ensure the spare does not rub.

Good luck!

hunt4game29 01-30-2007 04:18 PM

RE: Dual Exhaust?
 
The muffer shop that i talked to said that if i put true dual exhaust on my truck that it would mess up the computer and start to make it run bad. And onther shop said you can put true dual on any make of truck that was made after the 70s, becasue there is no room for it. So they said i would have to put single in double out flowmasters on it. Is this my only option?

mxjunkie80 01-30-2007 05:15 PM

RE: Dual Exhaust?
 
The exhaust shop that i'm gunna go to didn't say anything about messing up the truck? I"m going to put the dual into a dual in dual out40 series flowmaster. I've never heard about putting duals on messing up the way it runs? Is this true?

hunt4game29 01-30-2007 06:07 PM

RE: Dual Exhaust?
 
Now is there a different between true dual and dual with a brand like flowmaster muffer. Or is true dual not just running from the headers straight out the back ordoes it have to have a muffer on it?If this make since? My main question is what are my options for dual exhaust? I live in oklahoma and dont have inspectionsso no laws to follow.

mr.algaz 01-30-2007 08:09 PM

RE: Dual Exhaust?
 
Nothin will change if you put a dual exhaust or a single one as long as the sensors stay in place which are the O2 sensors in the catalytic Conv. so dont worry if you have a V8 dual is really awesome but if it was a V6 it wont give you that much of a difference. And hey two in and two out is the best direct flow not a single hp is lost.

Wish you all the luck bro.

smoke20 01-30-2007 08:34 PM

RE: Dual Exhaust?
 
To get the most absolute power, run straight pipes with as liitle bed as possible and as short as possible with no cats or mufflers. But it will be loud as hell and you will probably run into issues with a noise ordinance in town with the local police. Your best bet is take out the cats (although the new ones don't take away much HP), run straight pipes to an x-pipe, then to two single in single out flowmaster 40s, then out seperate tail-pipes. This way you get good flow and sound without the ringing in the ears all the time.

chevy1224 01-30-2007 10:36 PM

RE: Dual Exhaust?
 
yea smoke has it right, TRUE DUAL WILL NOT mess up your truck at all. There is room for two mufflers on the passenger side under the bed

hunt4game29 01-31-2007 11:10 AM

RE: Dual Exhaust?
 
Hey thanks guys. And Mr.Algaz i have a v8 and would neverbuy a v6. Thanks

mxjunkie80 02-04-2007 05:34 PM

RE: Dual Exhaust?
 
I get mine put on this wednesday!

mxjunkie80 02-04-2007 05:36 PM

RE: Dual Exhaust?
 
I just lowered my truck 2 days ago also, looks so much better!
<a href="http://photobucket.com/" target="_blank"><img src="http://i15.photobucket.com/albums/a3...G_1115high.jpg" border="0" alt="Photobucket - Video and Image Hosting"></a>
<a href="http://photobucket.com/" target="_blank"><img src="http://i15.photobucket.com/albums/a3...MG_1134low.jpg" border="0" alt="Photobucket - Video and Image Hosting"></a>

hunt4game29 02-05-2007 11:15 AM

RE: Dual Exhaust?
 
Mxjunkie80 how much did yours cost did you do true dual or just single in double out. Thanks

mxjunkie80 02-06-2007 02:22 AM

RE: Dual Exhaust?
 
I'm doing dual in dual out of a 40 flowmaster, and dumping it out behind each rear wheel, kinda like the old 68 camaro's. $490, i get it done Wednesday.

chevy1224 02-06-2007 09:51 PM

RE: Dual Exhaust?
 
Man that does look alot better lowered with those wheels. Im not really a fan of lowering, but that one turned out nice. What size are those rims??

mxjunkie80 02-08-2007 06:45 PM

RE: Dual Exhaust?
 

ORIGINAL: chevy1224

Man that does look alot better lowered with those wheels. Im not really a fan of lowering, but that one turned out nice. What size are those rims??
They are 20's. I just put on the red door and tailgate handles also. Got the truck back from the exhaust shop last night. Sounds awsome but not at loud as i though it would going with a 40 series. You can see just the tip of the new exhaust behind the rear tire just below the rear quarter.
<a href="http://photobucket.com/" target="_blank"><img src="http://i15.photobucket.com/albums/a3..._1149truck.jpg" border="0" alt="Photobucket - Video and Image Hosting"></a>

chevy1224 02-08-2007 11:05 PM

RE: Dual Exhaust?
 
Now you just need a roll pan. To my dismay, my Super 40's were not near as loud as I thought they would be either... thats strange. Mine really sounds best with low rpms and just a little bit on the gas.

SC_Chevy_Lover 02-09-2007 03:46 AM

RE: Dual Exhaust?
 
Chevy1224, I have the same problem on my 2001. I have super 40's and they are not quite as loud as I would like it. I was discussing this with one of friends who is an exhaust expert, and he stated that the super 40 is really designed for high horsepower vehicles. He said, usually over 400 horsepower they sound insane.

chevy1224 02-09-2007 09:43 PM

RE: Dual Exhaust?
 
Oh... Well im not even sure what the stock hp for a 4.3 is, so I cant really gauge how much hp I have now... But ive problably gained about 20-40hp over stock. Thats really no where close to 400 hp. I guess probably around 250 or so. Oh well, I guess it does all right.


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