What size Highflow Cat (99 runner)

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Nov 11, 2004 | 12:05 PM

ssbogger

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From: James Island/ChuckTown, SC

What size Highflow Cat (99 runner)

I need to know what size and what is a decent and cheap one.
Thanks

Nov 11, 2004 | 12:25 PM

964runner

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From: Castro Valley, CA

high flow cats dont make too much of a difference in horsepower on OB2 motors like yours. Are you doing this mod just for horsepower?

Nov 11, 2004 | 02:08 PM

ssbogger

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From: James Island/ChuckTown, SC

Nah its just because of a 0420 code that came up. I think i have to get another cat.

Nov 11, 2004 | 02:55 PM

SolidDigital

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From: va

pretty sure 2 & 1/4th inch is stock size for 3rd gen V6's

Nov 11, 2004 | 03:16 PM

rimpainter.com

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Carsound cat, 2.25".

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