This is topic Mac muffler question in forum Tech Talk at Northern California Ford Owners  .


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Posted by Wicked Motorsports (Member # 8702) on :
 
I have a 3" Mac muffler cat-back system for my 89GT but I need to get a 2.5" to 3" reducer type donut so the exhuast will work w/my BBK X-pipe.
Where can I get this reducer if anyone has a clue LMK I'am planning on doing it this weekend.
 

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