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Aftermarket exhaust tubing size question
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12-30-2017, 06:12 PM
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eicheldp
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Join Date: Nov 2013
Location: PA
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2004 Porsche Boxster S
Quote:
Originally Posted by
BYprodriver
The U-bend that connects to the oe "S"muffler is 1.75" Size you need depends on engine size & RPM range you want to maximize torque.
My mid-cat delete pipes were manufactured with 1.75” pipes on my 04S.
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