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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 5.3L V8 Engine and Drivetrain
Exhaust Mods
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5
O
Please help. Broken catalytic converter studs.
Omw2fkurbih
Jan 17, 2024
1
88
Jan 17, 2024
by
chem_man
P
Monthly header post
PistolWhip
Oct 13, 2023
0
357
Oct 13, 2023
by
PistolWhip
1
Saab 9-7X 5.3 Header Question
1998gpgt
Sep 29, 2022
1
839
Oct 1, 2023
by
PistolWhip
J
Headers
jcrock
Mar 31, 2023
0
389
Mar 31, 2023
by
jcrock
C
SS dual exhaust
CaseyClan
Jun 12, 2022
2
513
Jun 13, 2022
by
Diamond193
R
Peddle Commander
racer14ts
Mar 27, 2022
3
1K
Mar 30, 2022
by
racer14ts
Missing Cat follow up
rebeccalong619
Mar 8, 2022
10
1K
Mar 11, 2022
by
Ravalli Surfer
Exhaust upgrade for 2007 Envoy Denali
RW07Denali
Aug 29, 2020
0
2K
Aug 29, 2020
by
RW07Denali
1
2006-2009 long tubes on 2003-2005?
1320
Feb 8, 2019
1
2K
Aug 25, 2020
by
Skanky Trick
L
Deleting the resonator after installing a flowmaster 50 series??
lizardking88mph
Mar 5, 2012
7
11K
Feb 19, 2020
by
WolfmanTRB
W
difference in sound?
wangstarr03
Nov 19, 2011
5
6K
Sep 20, 2019
by
mparker
C
New Pypes stainless exhaust tip
CarlsX
May 13, 2014
2
2M
Nov 29, 2018
by
1tinindian
C
Envoy dual exhaust issue
CUSTOM04
Dec 30, 2017
2
4K
Sep 27, 2018
by
mbarron
have to replace the exhaust manifold
TWPeek
May 18, 2010
11
24K
Sep 15, 2018
by
Gptb008
E
True Duals?
Envoyager_V8
Oct 11, 2016
4
5K
Aug 30, 2018
by
astroracer
M
V8 exhaust ideas
msnookums
Sep 22, 2015
3
4K
Jun 22, 2018
by
05RainierV8
5.3 Exhaust manifold bolts
PTOWN25
Mar 3, 2013
9
17K
Jun 11, 2018
by
profilehair0
C
5.3 Exhaust Tip “tip” swap
Carguy1985
Feb 22, 2018
0
2K
Feb 22, 2018
by
Carguy1985
C
Cats to side
CaneCorso
Aug 20, 2017
0
1K
Aug 20, 2017
by
CaneCorso
Rattle after deceleration
dsims000
Aug 8, 2012
10
8K
Jul 15, 2017
by
ricinalberta
N
Tahoe Headers for a tralblazer
Ntrain2k
Jun 19, 2017
0
2K
Jun 19, 2017
by
Ntrain2k
N
Tahoe Headers for a tralblazer
Ntrain2k
Jun 19, 2017
0
1K
Jun 19, 2017
by
Ntrain2k
B
5.3 headers?
BarnesGN
Jun 15, 2017
1
4K
Jun 16, 2017
by
Hotshot252
M
XS-Power headers… Catted and non-catted.
msnookums
Sep 22, 2015
1
5K
Feb 6, 2016
by
mike_chevynut
K
another cat question
KevinCharles
Jul 5, 2015
2
5K
Jul 8, 2015
by
blueltz
N
Looking for an exhaust system, HELP!
njbear721
Apr 29, 2015
3
5K
Jun 4, 2015
by
mwc750169
S
Resonator non-delete
Slipaway
May 12, 2015
5
3K
May 14, 2015
by
Pau Hana
H
just became far more difficult
hannemos
Feb 15, 2015
0
5K
Feb 15, 2015
by
hannemos
Resonator Renovation
TXBlazer
May 12, 2008
2
54
33K
Aug 12, 2014
by
barn9
M
Resonator delete for$5.99 (plus tax)...
muskamoot
Aug 5, 2014
2
4K
Aug 11, 2014
by
muskamoot
G
Headers on 9-7x 5.3?
GS_Geoff
Aug 8, 2010
9
14K
Nov 12, 2013
by
Too Fast
S
Tailpipe w/resonator short wheel base
SMooCHES220
Oct 3, 2013
2
4K
Oct 7, 2013
by
ChicagoTransAm
Resonator delete on the cheap
70Nova SS
Nov 23, 2011
6
9K
Sep 22, 2013
by
RcklssRdnck
P
Any long term reports on OBX headers?
patracy
Sep 12, 2013
8
6K
Sep 17, 2013
by
POWERFREAK
P
Help with choosing exhaust
patracy
Sep 11, 2013
1
3K
Sep 11, 2013
by
skippo18
1
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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 5.3L V8 Engine and Drivetrain
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