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Old 01-15-2012, 07:12 AM   #19
I used to drive this
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Join Date: Jan 2006
Fan#: 31579
Location: Chicago, IL
What I Drive: 2010 mazdaspeed3

Posts: 3,310
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^^^ yeah I always thought the stock TB tapered down from the opening. CFM build quality products, many i've owned since first production , and have never had any problems with them. The bigger TB wakes the car up i little.
I now drive a Japanese Ford.
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