2.25 or 2.5 test pipe?
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2.25 or 2.5 test pipe?
Yonaka exhaust on a del sol. So 2.5” outside diameter exhaust. 2.5” test pipes are inside diameter. Car has unknown header using factory donut gasket setup. What size do I need?
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98Luder
All Motor / Naturally Aspirated
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Oct 1, 2009 06:42 AM