Best High Flow Cats

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Bobby23
Posts: 89
Joined: Fri Feb 09, 2007 9:35 am
Car: 2006 G35 6mt

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Ok need a poll...what are the best hfc's out there right now?

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chuckkrugiii
Posts: 6
Joined: Sat Jun 24, 2006 9:41 am
Car: 2005 Infiniti G35 Coupe
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I have the new Crawford's... very nice.
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Q45tech
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Posts: 14296
Joined: Tue Apr 30, 2002 3:19 am
Car: 1990 Q45 342,400 miles 22 years ownership with original engine
1995 G20t 5 speed 334,000 miles 16" 2002 wheels - 205/50/16 Sr20ve vvl

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Unfortunately aftermarket cats are called high flow because the honeycomb is wide celled and thinly plated thus their life is substainally lower than the 80,000 miles required of oem units.

We call them 1 year emission test passers used by some to get a pass before they sell their vehicle.
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