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Aug 31, 2005 | 08:36 AM

eusst1

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From: pittsburgh

Cat Back Question

Hello I Have A 93 Fd And It Has An Pf Exhaust On It And When It Is At Idle The Car Is Popping A Little. Is This Because I Have A Catback Or Is There Somehting Else I Should Look Into....

Aug 31, 2005 | 06:34 PM

EZFD

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From: Lancaster, NY

do you have the stock downpipe/cat and main cat?

Aug 31, 2005 | 06:48 PM

SpeedKing

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From: Land of The Quick

Perfectly normal. Just about everyone w/ an aftermarket exhausts gets "popping" (and even backfiring!) sometimes.

Aug 31, 2005 | 06:55 PM

kraked

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From: San HO, you know, CA

My stock FD does the same thing, a reputable mazda service shop here in Sacramento couldnt find out why......

Aug 31, 2005 | 06:58 PM

*RX007*

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From: Vacaville, California

i have a down pipe with stock cat back and mine pops at idle also. but its normal

Aug 31, 2005 | 07:03 PM

SpeedKing

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From: Land of The Quick

Quote:

Originally Posted by kraked

My stock FD does the same thing, a reputable mazda service shop here in Sacramento couldnt find out why......

FDs run rich @ startup. If this "reputable mazda service shop" didn't know that, I'd stop bringing the car there.

Aug 31, 2005 | 07:23 PM

FD_RICKY

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From: AZUSA, CA

i have the same exhaust... i havent heard mine *pop* at idle... does backfire like hell though when i accelerate hard

Cat Back Question

Cat Back Question

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