which muffler
Thread Starter
Member
Joined: Mar 2001
Posts: 176
Likes: 0
From: plainwell MI US
Car: 1992 pontiac firebird
Engine: 305 tbi
Transmission: 700r4
which muffler
just had to put new cat to muffler pipe on my 92 305 tbi. thanks to you guys i decided to get a dynomax superturbo muffler and have new tailpipes bent. just 1 problem. the stock exhaust pipe is 2 1/4" o.d.the dyomax and all the flowmasters show 2 1/2" in and out. will they still fir or am i just screwed. help
Thread Starter
Member
Joined: Mar 2001
Posts: 176
Likes: 0
From: plainwell MI US
Car: 1992 pontiac firebird
Engine: 305 tbi
Transmission: 700r4
may as well post what the car is
'92 305 TBI
added open element air cleaner
K & N filter
670cfm tbi unit
coming soon 3.73 posi & 4 wheel discs
'92 305 TBI
added open element air cleaner
K & N filter
670cfm tbi unit
coming soon 3.73 posi & 4 wheel discs
Supreme Member
Joined: Jul 1999
Posts: 4,310
Likes: 1
if you got the catback it should all bolt on nice. heck, people bolt on 3" catbacks to the stock 2.25" cat.
------------------
-Tas
'89 Formula WS-6
305, TBI, auto, 14x3 chrome flat based open element with K&N, Milodon 160* thermo, functional Formula hood, cross-flow Flowmaster, '99z28 rear pipes and tips....
Soon to be installed:
Hooker 1-5/8" 50 state legal headers, Dynomax 3" I pipe (PN 44063 and 43248), Catco 3" cat, and injector spacer.
Super GRK_Taz World
F-Body Dual Exaust
EFI & Intake Options
AOL IM: superGRtaz
------------------
-Tas
'89 Formula WS-6
305, TBI, auto, 14x3 chrome flat based open element with K&N, Milodon 160* thermo, functional Formula hood, cross-flow Flowmaster, '99z28 rear pipes and tips....
Soon to be installed:
Hooker 1-5/8" 50 state legal headers, Dynomax 3" I pipe (PN 44063 and 43248), Catco 3" cat, and injector spacer.
Super GRK_Taz World
F-Body Dual Exaust
EFI & Intake Options
AOL IM: superGRtaz
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