Subject	Use search. If you are asking stock down pipes, then they
Posted by	5280Z_nightstalker on May 12, 2008 at 1:24 AM
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In Reply To	1990 twin turbo downpipe ques.... posted by print181 on May 12, 2008 at 01:16 AM
Message	are 4 bolt pattern. Bolt patterns are not determined by the year but the turbo configuration. Bigger turbos are the 5 bolt and smaller are 4 bolt. This is all a basic explanation for you. Size is less the 2.5 i think its close to 2" inside diameter but dont quote me.
Follow Ups	1990 twin turbo downpipe ques.... - print181 01:16:15 05/12/08 Use search. If you are asking stock down pipes, then they - 5280Z_nightstalker 01:24:03 05/12/08 Stock does not have downpipes, has precats. (n/m) - Audioquest 08:08:45 05/12/08
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