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decat problems
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Old 24 Jul 2010, 04:54 PM   #1 (permalink)
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decat problems

can any one help me i have a 97 wrx and want to decat it i am a bit confused do i just need a down pipe to replace the cat. or do i also need an up pipe as listed on ebay is both please help
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Old 24 Jul 2010, 07:50 PM   #2 (permalink)
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Re: decat problems

Classic just needs the down pipe. The up pipe in yours has no cat.
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Old 25 Jul 2010, 03:07 PM   #3 (permalink)
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Re: decat problems

ok well thanks for the help much appriciated
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Old 26 Jul 2010, 07:14 AM   #4 (permalink)
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Re: decat problems

Try to go for a bellmouth design ,which has a wider head which in turn allows the turbo even quicker spool up time,and faster exit for the exhaust gases.
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Old 31 Jul 2010, 04:47 PM   #5 (permalink)
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Re: decat problems

ok thanks i got the bell mouth one and i fitted it its a scopion pipe .one small problem the location hole on the chassis does not line up with the bolt hole on the pipe .its as if the pipe is slightly wrong shape it just rattles against the chassis any ideas
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