Pipe diameter on hooker catback

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07-11-2007, 10:32 PM

cenTX-LS1

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Pipe diameter on hooker catback

What is the pipe diameter running into the tips on a hooker catback? Im thinking its 2.25" but i dont know for sure.

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07-11-2007, 11:06 PM

blownta00

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im pretty sure its 2 1/2

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07-12-2007, 01:41 AM

RevGTO

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2.5 on the catback system ... they make a muffler adapted to the stock system that's 2.25.

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07-12-2007, 07:27 AM

cenTX-LS1

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thanks yall

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07-12-2007, 07:31 AM

RacerScott

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The i pipe is 3" right?

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07-12-2007, 10:17 AM

RevGTO

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Right, on the catback system. The stock replacement muffler is smaller.

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