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CorvetteForum - Chevrolet Corvette Forum Discussion
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Threads Tagged with
precats
Thread / Thread Starter
Last Post
Replies
Views
Forum
Exhaust for a 1990 C4
emtmike
on Mar 3, 2012
Mar 5, 2012
06:32 AM
by
torchred89
8
1,584
C4 General Discussion
New Pre-Cats made my 89 a ton faster!!!
Mustang_Eater
on Jul 16, 2011
Jul 17, 2011
06:00 PM
by
Mustang_Eater
5
923
C4 Tech/Performance
New Muffler Elim video w/new Y pipe no precats
91yellowfellow
on Feb 16, 2011
Apr 9, 2011
09:39 AM
by
FOURSPEEDVETTE
19
1,182
C4 General Discussion
I replaced my front Y pipe with one with out precats :)
(
1
2
)
91yellowfellow
on Feb 3, 2011
Feb 8, 2011
08:22 AM
by
TIMSTERS VETTE
23
11,675
C4 General Discussion
WTB: Exhaust For 85 L98
Bucs34
on Jan 21, 2010
Feb 2, 2010
03:30 PM
by
kangi
14
636
C4 Parts for Sale/Wanted
No Cats, True Duals now what Muffler???
JBVETTE30
on Oct 2, 2009
Oct 12, 2009
02:34 PM
by
rickneworleansla
11
2,983
C4 General Discussion
Anyone have a Stock X-pipe for a C5 02-04?
Euthanizer
on Jun 7, 2009
Jun 14, 2009
01:07 AM
by
RonSS
9
946
Southern California
what headers are the easiest to install
(
1
2
)
tdr1919
on Apr 18, 2009
Apr 23, 2009
10:08 AM
by
Calderone
22
3,176
C4 Tech/Performance
91 vette
Anigh
on Jul 9, 2007
Jul 11, 2007
02:05 PM
by
Anigh
15
627
C4 Tech/Performance
Do pre-cats on the front y-pipe go bad?
1988redvette
on Dec 5, 2006
Dec 7, 2006
05:49 PM
by
Puna
15
1,638
C4 General Discussion
Should I get dynomax mufflers?
(
1
2
)
timvette
on Jun 20, 2006
Jun 23, 2006
12:53 PM
by
timvette
22
1,157
C4 Tech/Performance
Purpose Of Pre-Cats?
CMYC4GO
on Apr 11, 2006
Apr 13, 2006
11:56 AM
by
Vetracr
13
4,230
C4 Tech/Performance
[Z06]
i have bb bullet, and stock header/h pipe, if i gut pre cats, how much louder?
badass1g
on Mar 2, 2006
Mar 5, 2006
06:24 PM
by
Wolf Dog
7
711
C5 General
Removing Pre Cats??
VettRick
on Jan 10, 2006
Jan 12, 2006
08:58 PM
by
RonJ
8
820
C5 Tech
Will You Gain any RWHP/Torque by Gutting the Precats ???
MR '02
on Dec 20, 2005
Dec 22, 2005
02:24 PM
by
Closer_2001
16
1,016
C5 Tech
Where are the Precats and Cats specifically?
IDM
on Nov 15, 2005
Nov 16, 2005
01:53 PM
by
Glennm27
4
374
C5 General
I want to get rid of my Pup Cats
(
1
2
)
terlox
on Oct 1, 2005
Oct 2, 2005
10:24 PM
by
Mike Mercury
25
2,226
C5 General
Pre-cats on the C4
maw150
on Aug 19, 2005
Aug 20, 2005
02:53 AM
by
cash's90
3
987
C4 General Discussion
minor exhuast mods-- hp guess?
1987C4
on Jun 16, 2005
Jun 17, 2005
12:23 AM
by
BLUE BETTY
2
517
C4 Tech/Performance
Shorty Headers: Opinions please (CA resident)
(
1
2
)
Target Chaser
on Apr 5, 2005
Apr 8, 2005
10:04 AM
by
freemanjc
26
1,246
C5 General
89 L98 precats-Cats
cv67
on Dec 29, 2004
Dec 29, 2004
11:06 PM
by
cv67
5
677
C4 Tech/Performance
Thinking about gutting pre-cats please help?
z06vette04
on Nov 2, 2004
Nov 2, 2004
06:29 PM
by
Mike Mercury
9
672
C5 General
Gutting the pre-cats
(
1
2
)
NSTG8R
on Oct 20, 2004
Oct 25, 2004
04:21 PM
by
CR555
25
2,829
C5 General
dynomax super turbo help
(
1
2
)
91redragtop
on Jan 31, 2004
Feb 3, 2004
10:00 AM
by
VR'92
24
2,273
C4 Tech/Performance
How to ask for a smog friendly inspection?
CentralCoaster
on Jan 28, 2004
Jan 29, 2004
04:23 PM
by
86PACER
14
1,926
C4 General Discussion
Gutting C4 Pre-Cats ???
autotech
on Jan 22, 2004
Jan 22, 2004
07:09 PM
by
JackDidley
7
1,786
C4 Tech/Performance
1988, installing MAD front Y pipe without CATS, SOTP results soon
jackdaroofer
on Jan 1, 2004
Jan 3, 2004
08:35 PM
by
jackdaroofer
17
923
C4 Tech/Performance
Pre-Cat Elims (L98)
ZF Six
on Dec 22, 2003
Dec 22, 2003
05:22 PM
by
redfast
3
635
C4 Tech/Performance
Interesting CA Smog Check Test Results: I passed, WITHOUT PreCats
TIMSPEED
on Oct 23, 2003
Oct 25, 2003
09:35 PM
by
oldace84
16
956
C4 Tech/Performance
Removing Pre-Cats....will it throw error codes?
PalmettoVetteMan
on May 19, 2003
May 23, 2003
02:59 PM
by
Mike Mercury
16
2,308
C5 Tech
How to determine if pre cat is clogged/bad
Vette9d1
on May 14, 2003
May 14, 2003
10:37 PM
by
65Z01
5
2,836
C4 Tech/Performance
Will eliminating pre-cats on my '89 seriously affect emisions?
TheCorvetteKid
on Apr 8, 2003
Apr 12, 2003
03:15 AM
by
Rick86
16
2,526
C4 Tech/Performance
How much difference does removing the pre cats make
mellio
on Jan 12, 2003
Jan 16, 2003
01:29 PM
by
RichAshley-Black99
17
4,586
C4 General Discussion
Eliminating precats, will it still pass inspection?
(
1
2
)
Vinzvette
on Jan 11, 2003
Jan 16, 2003
12:58 PM
by
Carsnob
39
3,475
C5 Tech
[Z06]
Removing Pre-cats?
DeetchC5
on Aug 28, 2002
Aug 28, 2002
08:22 PM
by
VettTheRipper
1
607
C5 General
How many cats does a c5 have???? details within..
99NassauVette
on Jul 28, 2002
Jul 28, 2002
08:34 PM
by
kewlbrz
8
11,599
C5 Tech
L98 headers..... yes or no
Caboboy
on Jul 7, 2002
Jul 9, 2002
01:55 AM
by
chucks88
18
1,500
C4 Tech/Performance
Should I Gut the Pre-Cats??? [Advice]
StealDads67
on Jun 22, 2002
Jun 22, 2002
05:39 PM
by
TIMSPEED
6
580
C4 Tech/Performance
pre cats are they necessary?
guywade
on Jun 15, 2002
Jun 15, 2002
12:42 PM
by
88'Cubka
1
783
C4 Tech/Performance
65Z01...or others...front non-pre cat question....
XtremeVette
on May 2, 2002
May 3, 2002
09:50 AM
by
XtremeVette
7
486
C4 Tech/Performance
What bolt-ons add most performance/price for L98 engine?
(
1
2
)
Ender85
on May 1, 2002
May 2, 2002
09:40 PM
by
burners
24
9,301
C4 Tech/Performance
How to gut precats? Any disadvantages?
Vette9d1
on Mar 27, 2002
Mar 27, 2002
08:16 PM
by
vader86
3
1,111
C4 Tech/Performance
PreCats... bolted or welded?
darkmercury
on Feb 8, 2002
Feb 8, 2002
09:02 PM
by
16Again
9
587
C5 Tech
Sound File of C-4 without Pre-cats wanted..
XtremeVette
on Dec 31, 2001
Jan 2, 2002
07:52 PM
by
PeteL
12
658
C4 Tech/Performance
Gutting Precats? (California Car)
TIMSPEED
on Dec 7, 2001
Dec 7, 2001
10:15 PM
by
65Z01
2
625
C4 Tech/Performance
Any way to tell if Pre-Cats are clogged without surgery?
BobMachus
on Aug 9, 2001
Aug 9, 2001
02:52 AM
by
moffitt
2
981
C4 Tech/Performance
Pre-Cat removal
Z06_BluByU
on Jul 31, 2001
Aug 4, 2001
03:39 PM
by
Corvette ED
10
1,160
C4 Tech/Performance
Gutting Pre Cats
ajrls
on Aug 3, 2001
Aug 3, 2001
03:18 PM
by
capt1mike
9
1,367
C5 Tech
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