Stock Piping
01-19-2008, 03:18 PM
#5
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Tail pipes are 2.25" on a base Trans Am.
I-pipe is 2.75" on all LS1 models.
I-pipe is 2.75" on all LS1 models.
01-22-2008, 07:11 AM
#7
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A 2.5" inlet tip will not fit on a stock 2.25" tail pipe without some welding, or expanding of the tail pipe outlet.
