True dual exhaust diameter
Supreme Member
Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Joined: Jun 2000
Posts: 5,364
Likes: 51
From: Enschede, Netherlands
Car: 82 TA 87 IZ L98 88 IZ LB9 88 IZ L98
Engine: 5.7TBI 5,7TPI 5.0TPI, 5,7TPI
Transmission: T5, 700R4, T5, 700R4
Axle/Gears: 3.08, 3.27, 3.45, 3.27
Re: True dual exhaust diameter
2.5 is sufficient for just about anything streetable.
Car: 85 trans am
Engine: 305 4bbl
Transmission: stock
Axle/Gears: stock
I assume it's for this one?
Car: 85 trans am
Engine: 305 4bbl
Transmission: stock
Axle/Gears: stock
I assume it's for this one?
Thread Starter
Junior Member
Joined: Feb 2009
Posts: 29
Likes: 0
From: South Sutton New Hampshire
Car: 85 trans am
Engine: 305 4bbl
Transmission: stock
Axle/Gears: stock
Supreme Member
Joined: Nov 2008
Posts: 1,545
Likes: 10
From: South Carolina
Car: 85 2M6, 87 'Bird 88 'burb
Engine: LX9, LG4, L05
Transmission: F23, 700r4, 700R4
Axle/Gears: 3.63, 2.73, 4.10
Re: True dual exhaust diameter
2.5" is prob more than enough for a stock 305.
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