Manifolds, flexpipe, catalytic converters, mufflers, hangers, piping, EGR etc.
Global Announcement Help Wanted
by
MountainManJoe »
Fri Jun 18, 2021 12:21 am
» in
Announcements
I need a helper to assist with some forum administration tasks.
Tech savvyness would be an asset, but not required.
A good command of English is...
0 Replies
43411 Views
Last post by MountainManJoe
Fri Jun 18, 2021 12:21 am
Sticky Shorty Header for V8 Conversion
Replies: 2
by
e7ats »
Wed Sep 20, 2006 12:34 pm
Rockwerx
Posted: April 28 2003,3:05
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I know that these...
2 Replies
11584 Views
Last post by 1Gary
Tue Sep 15, 2015 7:31 pm
Sticky Custom 3inch exhaust
by
e7ats »
Wed Sep 20, 2006 1:03 pm
SoCalli V8
Posted: June 28 2003,4:27
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I thought that you would be...
0 Replies
3196 Views
Last post by e7ats
Wed Sep 20, 2006 1:03 pm
Exhaust rattle when idling
Replies: 2
by
cf100mk5 »
Mon Jun 25, 2018 9:40 am
Had a very loud rattling noise coming from the exhaust system(roughly from mid to rear of van)when stopped in gear but it disappeared in neutral....
2 Replies
2601 Views
Last post by Wiley
Thu Jun 28, 2018 8:53 am
18 Replies
10328 Views
Last post by Mmusicman
Tue Mar 27, 2018 5:47 pm
Got headers finally !
Replies: 5
by
JonnyAWD »
Fri Jan 11, 2013 8:41 pm
Installed headers. 2.5in down pipes to 3in y pipe to 3in inlet dual outlet muffler quad tips. Sounds fantastic
5 Replies
5576 Views
Last post by Ironhide
Tue Oct 10, 2017 9:56 am
0 Replies
2810 Views
Last post by markinnh
Tue Jun 23, 2015 5:38 pm
3 Replies
5137 Views
Last post by WoodButcher
Mon May 05, 2014 4:40 pm
3 Replies
3571 Views
Last post by LiftedAWDAstro
Fri Dec 20, 2013 10:23 am
code 0420
Replies: 1
by
rooster4 »
Sat Sep 21, 2013 2:33 pm
Hi My 98 astro shows a code of 0420 at auto zone. He says its the cat. I had this replaced about 4 years and 20,000 miles ago. could it be bad...
1 Replies
2768 Views
Last post by LiftedAWDAstro
Sat Sep 21, 2013 4:26 pm
4 Replies
4198 Views
Last post by markmitchinnh
Mon Mar 25, 2013 12:56 pm
3 Replies
4054 Views
Last post by doyoulikeithere
Wed Oct 10, 2012 6:57 pm
0 Replies
2645 Views
Last post by markmitchinnh
Wed Oct 03, 2012 2:44 pm
1 Replies
3229 Views
Last post by CaptSquid
Fri Jul 27, 2012 1:15 pm
Where to buy O2 Simulator?
Replies: 1
by
mattconrad »
Thu Jun 07, 2012 1:19 pm
Where is the best place to buy and O2 simulator for a 1998 GMC Safari? I cant seem to find much information on this. Thanks
1 Replies
2831 Views
Last post by Kidhauler
Thu Jun 07, 2012 2:58 pm
Water in exhaust manifold
Replies: 3
by
Paint Bucket »
Thu Apr 12, 2012 5:56 pm
Hi all! I have been silently reading this site for its valuable insight.
Above the technical knowledge I've gained, I've learned that people love...
3 Replies
3656 Views
Last post by 1Gary
Sat Apr 14, 2012 1:46 pm
Bad cat, and trying to stay legal...
Replies: 11
by
JTalley »
Thu Jan 26, 2012 1:12 pm
Federal law prohibits removal of the catalytic converter. I know, most people do anyway, but I'm trying to keep it legal. The only problem is, nobody...
11 Replies
6473 Views
Last post by LiftedAWDAstro
Fri Apr 13, 2012 11:36 am
New muffler!
Replies: 13
by
JTalley »
Sat May 14, 2011 9:49 am
Just finished ordering a new muffler! :bounce:
I'm pretty sure my cat is bad, so I'm planning to bust it out and put the new muffler on since I...
13 Replies
7601 Views
Last post by JTalley
Tue Jan 24, 2012 2:00 pm
Looking for cheap pipe
Replies: 5
by
JTalley »
Wed May 04, 2011 7:39 am
After months of debating, I decided that I don't want a muffler. Right now, all I have is the cat. The pipes run straight from the engine to that,...
5 Replies
4241 Views
Last post by 97CargoCrawler
Wed May 04, 2011 12:31 pm
Muffler or no muffler?
Replies: 4
by
JTalley »
Thu Mar 10, 2011 7:46 am
Ed doesn't have a muffler or pipes. Still, it's not very loud. I'm debating on whether to get straight pipes or go with a muffler. I talked to the...
4 Replies
4079 Views
Last post by loopie
Fri Mar 11, 2011 1:46 pm
recommend a muffler for me
Replies: 5
by
markinnh »
Sat Feb 06, 2010 5:00 am
Hello all, I have the following exhaust system so far: 2.5 inch down pipes going into a Y pipe from hedman then into a 3 inch hollowed cat con. Then...
5 Replies
4660 Views
Last post by loopie
Sat Jan 08, 2011 11:50 pm
anyone no how to do this?
Replies: 4
by
markmitchinnh »
Tue Jan 04, 2011 10:43 am
I am modifying the stock rear bumper and one idea is to run exhaust out through it, does anyone have any idea on how to cut round holes in steel?
4 Replies
4014 Views
Last post by icebrrg3rd
Thu Jan 06, 2011 10:37 am
10 Replies
6595 Views
Last post by leadtrombone
Sat Nov 06, 2010 11:57 am
Rocker Exit
Replies: 17
by
Rebel »
Tue Jun 12, 2007 6:59 am
Haven't looked under my van to check this out for clearence but was wondering if anyone has done an exhaust exit out of the rockers toward the rear...
17 Replies
9801 Views
Last post by GnarliSafari
Sat Oct 16, 2010 10:08 am
Ram horns on 350 in a 2wd?
Replies: 3
by
BoguSoft »
Sat Sep 23, 2006 1:45 pm
I have a set of Ram horn manifolds from an old vette and was wondering if anybody is running them in a V8 conversion 2wd? I think the center outlets...
3 Replies
3876 Views
Last post by doyoulikeithere
Fri Oct 15, 2010 9:26 pm
Dead Kitty
Replies: 9
by
CaptSquid »
Tue Aug 10, 2010 12:46 am
Well, i gritted my teeth and parted ways with $275 and had a new cat installed. This one is a hi-flow cat. Granted, cats are supposed to last the...
9 Replies
5963 Views
Last post by draggnastro
Fri Oct 08, 2010 8:42 pm
9 Replies
6317 Views
Last post by GnarliSafari
Tue Jul 13, 2010 11:07 pm
How to change Y-pipe
Replies: 14
by
Cobra »
Sun Jun 06, 2010 10:44 am
ok so i managed to remove (i wonder is that's appropriate) all the nuts but the Y-yipes flanges are not budging i have not tried heat yet since i...
14 Replies
8862 Views
Last post by Rileysowner
Mon Jul 12, 2010 9:52 am
Lake Pipes!!
Replies: 5
by
Logan »
Sat Apr 03, 2010 3:03 pm
So I finally installed my new headers and lake pipes. I really gotta clean my van up and I'll post some pictures of it clean, but I couldn't wait to...
5 Replies
4546 Views
Last post by LaGrasta
Mon Apr 12, 2010 10:41 am
rattle or grinding noise
Replies: 3
by
rooster4 »
Fri Aug 21, 2009 2:04 pm
I have 98 astro and at start up a rattle or grinding noise seems to come from near the cat . when i hit the cat with my hand I hear something moving...
3 Replies
3727 Views
Last post by Smiliesafari
Thu Feb 25, 2010 9:31 am
Stackers Concept
Replies: 12
by
Mr Bean »
Sun Dec 20, 2009 11:37 am
Just wanted to be sure everyone knew I'm not the kind of individual who puts exhaust stacks and peterbuilt stickers on my vehicle in the hopes it...
12 Replies
7009 Views
Last post by Mr Bean
Tue Feb 09, 2010 6:06 am
check this out
Replies: 1
by
markinnh »
Thu Jan 21, 2010 5:43 am
Years back I bought a 1985 astro it was with a 4.3 with a 4 barrel carb and it had factory stainless header style exhaust manifolds. Needless to say...
1 Replies
2896 Views
Last post by rlsllc
Thu Jan 21, 2010 6:04 am
Gibson exhaust on V8 go/no go?
Replies: 2
by
Cobra »
Tue Jan 12, 2010 7:57 am
so lately i've been thinking about my exhaust (hmmm that doesn't sound right...) anyways i intended to get the Gibson stainless steel cat-back and a...
2 Replies
3076 Views
Last post by Cobra
Tue Jan 12, 2010 10:37 am
Gibson exhaust question
Replies: 2
by
Rvamobiledetailing »
Mon Oct 19, 2009 8:08 pm
Hey Everybody,
Does anybody have a picture of there factory exhaust where it connects to the muffler? I have a gibson catback with a flange on the...
2 Replies
3266 Views
Last post by Rvamobiledetailing
Fri Oct 23, 2009 9:22 pm
muffler question
Replies: 5
by
astrozam »
Sat Sep 05, 2009 10:36 am
There is a thin plate which is attatched to our oem mufflers, is this plate supposed to be on the top or bottom of our mufflers????????
5 Replies
4342 Views
Last post by lockdoc
Sat Sep 05, 2009 5:06 pm
Catalytic Converter
Replies: 8
by
meetthespeakers »
Mon Jan 26, 2009 12:36 pm
Hi guys, the Check Engine light popped up 2 weeks ago, and it read Catalytic lo efficiency. I cleared the code, and it has now popped up a week...
8 Replies
7584 Views
Last post by ihatemybike
Tue Aug 11, 2009 8:47 am
Lake Pipes!
Replies: 4
by
Logan »
Sat Jul 25, 2009 7:42 am
So there's this guy in town that had an awesome high reving v8 astro. But he had no imagination and no mechanical ability. Just the money to pay...
4 Replies
4389 Views
Last post by phr1$k37
Mon Jul 27, 2009 10:42 am
11 Replies
9382 Views
Last post by jeff hosford
Tue Jul 14, 2009 7:08 pm
EGR valve bolts
by
Cobra »
Tue Jul 14, 2009 8:18 am
What size are the EGR bolts i'd like to replace them with studs
0 Replies
2475 Views
Last post by Cobra
Tue Jul 14, 2009 8:18 am
15 Replies
8697 Views
Last post by 6spd_monte
Mon Jul 06, 2009 7:04 am
3 Replies
3556 Views
Last post by pengyou
Fri May 15, 2009 5:22 pm
Headers for the 4.3l (Updated 2/22/2009)
Replies: 8
by
SSAstro »
Sun Feb 15, 2009 12:26 pm
alright i found out the jba would not work nor would the obx headers for the s10 b/c the way that pipes were bent but the gibson and pacesetter ones...
8 Replies
5935 Views
Last post by SSAstro
Sun Feb 22, 2009 4:46 pm
JBA 4.3l Headers
Replies: 15
by
GnarliSafari »
Thu Jul 03, 2008 1:39 pm
i know there have been numerous topics about headers for the stock 4.3l, but while on minitruckinweb.com i came across an article about putting JBA...
15 Replies
10560 Views
Last post by SSAstro
Sat Feb 14, 2009 6:55 am
96 astro , need pipe size
Replies: 11
by
skippy »
Thu Oct 23, 2008 8:24 am
i have to replace the cat on my wifes 96 astro , does anybody know the pipe size in & out of the cat converter ? it looks to be 3 but with out...
11 Replies
6919 Views
Last post by sandfly
Fri Dec 05, 2008 11:53 am
Is my cat clogged?
Replies: 1
by
pengyou »
Thu Nov 13, 2008 10:37 pm
My van passed Oregon's smog but I just found out that for that year they hook up the car to the computer - through the computer's harness and not at...
1 Replies
3039 Views
Last post by LiftedAWDAstro
Fri Nov 14, 2008 4:41 am
Dynomax Headers for 4.3l
Replies: 22
by
MD/Astro\CL »
Thu Nov 06, 2008 3:02 pm
I found these looking around for more van mods and think they might be my next project. Does anyone have these on their van? The picture shows...
22 Replies
12650 Views
Last post by MD/Astro\CL
Thu Nov 13, 2008 3:30 pm
6 Replies
4880 Views
Last post by MD/Astro\CL
Tue Nov 11, 2008 3:43 pm
Cat heat shield
Replies: 2
by
Cobra »
Sun Nov 02, 2008 8:41 am
middle of this week i got a rattling sound comming from under the van assumed the cat was going so i picked a universal one up. went to do the work...
2 Replies
3205 Views
Last post by Cobra
Sun Nov 02, 2008 10:19 am
stock or upgrade????
Replies: 10
by
scarecrow »
Thu Sep 18, 2008 1:48 pm
the exhaust on my 95 is gone. so with that said is it worth the money for the gidson catback system or just stick with the stock replacement....is...
10 Replies
6435 Views
Last post by MD/Astro\CL
Thu Oct 30, 2008 4:05 pm
cat replacement?
Replies: 4
by
bscoffey »
Sat Sep 27, 2008 3:00 pm
hi guys,
I think i have a cat going bad on my 2001 astro. I have a bad smell after getting on it heavy. Do i need to replace it with oem or can I go...
4 Replies
4184 Views
Last post by bscoffey
Mon Sep 29, 2008 6:55 pm
Magnaflow muffler
Replies: 10
by
meetthespeakers »
Tue Jun 24, 2008 10:55 am
Hey guys, I was curious of those with a Magnaflow muffler how you liked them? I currently have a Gibson catback, but once I get my new rear bumper on...
10 Replies
6516 Views
Last post by meetthespeakers
Mon Sep 08, 2008 7:17 am
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