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Old 11-18-2007, 11:28 PM   #1
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Default CAT Inlet/Outlet Sizes

What are they on my 2000 SSEi? Looking at replacing with a Magnaflow.
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Old 11-18-2007, 11:38 PM   #2
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2 1/2" in and out.
Resonator is 2 1/2 in and 2 1/4 out
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