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Old 12-04-2010, 01:12 PM   #1
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Default 2002 gmc sierra cat converter

I'm trying to locate a cat converter for my truck, code reads po 420, dealer item only. However they want $1900. for part only has anyone had this replaced with aftermarket cat and if so were was it purchased ...2002 sierra 1500 sl, 2 wheel drive, 4.3 litre Ca. any info would be appreciated..need to smog....

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Old 12-04-2010, 01:17 PM   #2
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find out the inlet outlet size and the length and check this place out http://performance-curve.com/3goerli...dii608227.aspx
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Old 12-04-2010, 01:20 PM   #3
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You shoudl be able to use those aftermarket cats listed above. Then just find a local muffler shop and have them weld it in. Might cost about $50 to $100 to have it done.
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Old 12-04-2010, 01:23 PM   #4
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i'll give them a call ..
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Old 12-04-2010, 01:32 PM   #5
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they are closed today but I will call them monday, I will let you know how it works out. again
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Old 12-06-2010, 12:11 PM   #6
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I called this morning and they do not make one for california..I appreciate the info. Looks like I will have too spend the 1900. after all.
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