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View Full Version : 3.4 Exhaust suggestions???



GEARS
06-27-09, 03:17 PM
Hey guys,

I will be installing the crate 3.4 w/ TBI on the T5 and I am still not sure what i'm going to to for an exhaust system.

I don't need any cat and will have the TES headers on the motor. I don't want anything real loud, but with a nice smooth rumble.

Any suggestions???

GEARS

oddball
06-27-09, 03:41 PM
Really don't know anything about a 3.4,I just put headers on my 4.3,deleted the cat,built a new 2.5" "Y" pipe 40series Flowmaster 2.5 in and 2.25 out sounds pretty good for a single exhaust.You might consider something along those lines.

GEARS
06-27-09, 04:03 PM
Is the 40 flowmaster a loud sounding muffler or a more rumbley muffler?

oddball
06-27-09, 04:18 PM
http://i433.photobucket.com/albums/qq56/oddball0757/y%20pipe/th_DSCF0207.jpg (http://s433.photobucket.com/albums/qq56/oddball0757/y%20pipe/?action=view&current=DSCF0207.flv)

GEARS
06-27-09, 04:27 PM
Wow she sounds pretty good!

oddball
06-27-09, 04:31 PM
Thank you.

'94 Big Blaze
06-28-09, 12:56 AM
got hedman headers on mine, soon to have custom x pipe and 2 flow 44's into slp tips.

neo71665
07-01-09, 01:39 PM
Hedmans in a into a single 2.5 flowmaster 40 and dumps right at the rear axle. Its got a nice rumble but not too loud.

GEARS
07-08-09, 04:33 PM
Hey guys.

I'm still having some trouble between mufflers. My plans are:

TES Headers >> pipe >> Flowmaster (60) >> OUT
<OR>
TES Headers >> pipe >> Gibson (??) >> OUT

Which would you guys prefer? I just want a nice mellow rumble.

'94 Big Blaze
07-08-09, 06:34 PM
why flow 60's ??? flow 40's are the only good sounding muffler for our v6's.

GEARS
07-12-09, 06:29 PM
The reason i was looking at the 60 is because some people have told me how loud the 40's are.

'94 Big Blaze
07-12-09, 08:10 PM
not loud gives a nice mellow tone

neo71665
07-13-09, 02:02 PM
not loud gives a nice mellow tone\


I agree

ace2fine
07-13-09, 08:30 PM
i went magnaflow. high flow cat and muff r both magna. mine also dumps right b 4 the rear axle. i'll try to get a vid up in the next day or so. i have a vid of my old exhaust. it was a high flow cat into a cherry bomb glasspack.
http://www.youtube.com/watch?v=PSrPy6ammjc
^^^^^^^inside the truck
http://www.youtube.com/watch?v=tviqJPV0OJI
^^^^^^^outside and almost under the truck

trusconi
07-13-09, 08:38 PM
WTH my blazer has a hollowed out cat and a cherry bomb glasspack and it sounds nowhere that good.

'94 Big Blaze
07-13-09, 08:42 PM
because glasspack sound like crap....:thumbdn_1

ace2fine
07-13-09, 08:48 PM
that they do. thats why i went and paid $420 for an all new Magnaflow. it sounds much better, however i can feel a loss in power due to the increase in back pressure.

neo71665
07-14-09, 12:29 AM
The gutted cat is also killing hp and sound. Get a "test pipe" put in there and you'd be surprised at the sound difference.