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Aug 17, 2012 | 10:24 PM

yogilours

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From: montreal

wideband

i want to know where to put the wideband with the zzp 2,5 dp catted before the cat near headers or after the cat near catback and my o2 sensor is bypass

thanks!

Aug 17, 2012 | 10:39 PM

09CobaltSS1

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From: Connecticut

You always want your wideband to sit before the cat as close to the header collector as possible.

Aug 17, 2012 | 10:48 PM

yogilours

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ok so if i put after the cat the reading would be wrong ?

Aug 17, 2012 | 10:57 PM

09CobaltSS1

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yes it will skew the readings

Aug 17, 2012 | 10:58 PM

yogilours

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ok so i have to weld a bung before the cat ?

Aug 17, 2012 | 11:15 PM

hhrfreek

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From: WI

Do you have the dp already? If there is no bung before the cat then yes you need to weld one in. If you are buying a new zzp dp then get it with the extra bung for wb.