Thread: question about MRT exhaust
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Old 02-17-2001, 05:02 PM   #3
Fred Fredburger
Scooby Specialist
 
Member#: 2539
Join Date: Oct 2000
Location: Mondovi, WI, USA
Vehicle:
2005 STi WRB/Gold
Now w/Öhlins... Yessss!!!
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Quote:
The tubing diameter is 2 1/4" cat back, primaries are 1 7/8" and the secondaries are 2".
This info from Sign up here for the MRT N/A header back group buy

Geoff
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