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Old 09-11-2005, 07:05 PM   #1
1980chevy4x4
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Exhaust exit question..

Does anyone have true dual exhaust that exits in front of the rear tires ( like one on each side)? Im looking to do this but am kinda concerd about the heat casue my gass tanks are right there. Any help would be appricuated.
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Old 09-11-2005, 07:09 PM   #2
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I know a couple people who have done it and they have not had any problems. I know there was an old thread on here sometime this summer about it.
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Old 09-11-2005, 08:12 PM   #3
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that is what mine is, goes from the header to a muffler and then out the side.

if you need i will take a pic of the underside in the morning so you can see the routing...
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Old 09-11-2005, 08:25 PM   #4
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I HAD mine like that and it didn't hurt a thing. Mine totally rusted the bottom off the pipes, so I took it out.
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Old 09-11-2005, 08:27 PM   #5
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i am running dual exhaust (exeting infront of tires) on my truck (and I am running a I6, this means 3 cylinders to each side) lol and its no problem
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Old 09-11-2005, 08:43 PM   #6
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i'm sure this isn't what you are talking about, lol! but, my exhaust does route around the gas tank on the passenger side.... sure, the pipes are warm, but its no big deal...

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Old 09-11-2005, 08:55 PM   #7
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I had that setup on an 65 el camino (exit right in front of the rear tires). The exhaust would stink up the cab when you are not moving and the windows were down.
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Old 09-11-2005, 09:05 PM   #8
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my 76 has headers into glasspacks and exit out in front of the tires, and it is all well clear of the gas tank.
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Old 09-11-2005, 10:22 PM   #9
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I know someone on here has there exhaust exiting just infront of the rear wheel. They had pics. The pipe was almost hidden but you could just see it in front of the rear wheel well. Looked slick.
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Old 09-12-2005, 12:00 AM   #10
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my dad has 4 piped on each side but only 1 on each side works due to the gas tank location
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Old 09-12-2005, 05:16 PM   #11
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Cool thanks for the replys
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Old 09-12-2005, 05:23 PM   #12
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the tanks have plastic shields, this alone gives you 2 or 3 inches to play with and you only need 3 inches with a poly tank and yours are steel so no big deal.
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Old 09-12-2005, 05:38 PM   #13
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my sons 80 has it exit in front, two cats to meet emission standards. Sorry no pics though.
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Old 09-12-2005, 08:25 PM   #14
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I'm just about to do that with my I6 it did come out for the longest time just beside the gas tank underneath my 81 does have a heatshield around the gas tank though. My 85 had the exhaust come just to right beside the gas tank underneath as well except with no heat shield, although this truck I've never had on the road and the gas tank is patched it hasn't had a new muffler in awhile and it doesn't appear to have ever exploded therefore I think your safe
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Old 09-12-2005, 08:40 PM   #15
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here is a pic of my exhaust exiting

the first pic is how i split the single I6 exhaust header into two...

the second pic is where the pipe exits bothe sides are the same and i have no heat problems...
hope this helped
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Old 09-14-2005, 04:12 AM   #16
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Plenty of room with mine and a 2 1/2" exhaust.
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Old 09-14-2005, 05:23 AM   #17
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Old 09-14-2005, 10:34 AM   #18
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This truck doesn't have the side tanks anymore, but the pipes would still clear. The tips are 5" echo chambers, infront of Moroso Race Bullets. It's a tad loud.

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Old 09-14-2005, 11:32 AM   #19
1980chevy4x4
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cool i have it now were it exits beihind the rear tire so maybe i can use some of the same piping?

Twin turbo- any pics of the motor/whole truck?
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Old 09-14-2005, 04:21 PM   #20
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You won't have any trouble with the side exit but I can tell you that it is plenty louder for the driver of the truck. It may sound cool for awhile but I quickly tired of it. My inside dual blew out on the drivers side taking the side pipe with it. The muffler is about exits just behind the gas tank to the rear now. Much quieter and more pleasant to drive.
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Old 09-14-2005, 09:33 PM   #21
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Dam I spent about 20 mins. looking for the other thread but could not find it.
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-'79 3/4 ton "Big Yellow Bananna" Lifted 4spd. 39.5 TSL Swampers, The money Pit
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-'95 Ext. Cab Shorty 4" Tuff Country rolling 35" M/T's
-'83 Monte Carlo T-Tops. 126,500 Original Miles
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Old 09-14-2005, 09:43 PM   #22
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Quote:
Originally Posted by 1980chevy4x4
....Twin turbo- any pics of the motor/whole truck?
Here's one....
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Old 09-16-2005, 01:13 AM   #23
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heres mine. i've posted many pics before, but heres some more. it was rear exhaust when i bought it, so i had it switched over, and i like it SO much more. louder (in the cab and overall), a little "meaner" looking, and in just the right place for ricers.

ps, i really like the 2nd pic
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