4th gen cat back on 3rd gen
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Joined: Jan 2004
Posts: 37
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From: Ashland, Ky
Car: 1986 Pontiac Trans Am
Engine: Forged H/C LS1
Transmission: TH350
Axle/Gears: 10 bolt 4:10
4th gen cat back on 3rd gen
Will a cat back from a 4th gen car bolt up in the same place on a 3rd gen, im not worried about where it is supposed to bolt to the cats, im talking about the muffler tailpipe and the midpip section, i think they are the same but im not 100% sure, so let me know asap
Joined: Nov 2000
Posts: 1,022
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From: Newington, CT
Car: 88 IROC
Engine: 5.7 RamJet
Transmission: T56
Axle/Gears: Dana44 4.10
Re: 4th gen cat back on 3rd gen
The same, except the hangers. You'll have to figure something out there.
I just put an LT1 Magnaflow exhuast on my car.
I just put an LT1 Magnaflow exhuast on my car.
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Joined: Jul 1999
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From: Bertram (outside Austin), TX
Car: 87 GTA
Engine: L98
Transmission: 700R4
Axle/Gears: Dana M78 3.27 posi
Re: 4th gen cat back on 3rd gen
LS1 cat-back on my 87 GTA...http://www.texas-speed.com/shop/item...d=195&catid=46
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