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Old 24 April 2007, 01:16 AM
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celt_13
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Default De-Cat down pipe

I've just bought a second hand de-cat down pipe but before I go ahead and fit it, do I have to re map the ecu once the new pipe has been fitted or can I run the car with the new pipe on my standard ecu? I understand that I wont get the full benefit unless I do re map but cant aford it at the mo.
cheers!
Old 24 April 2007, 04:13 AM
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any help please!
Old 24 April 2007, 06:53 AM
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gatty
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mate, i am in the same position as you.

c'mon you scoobynutters please help.
Old 24 April 2007, 07:17 AM
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lightwave693
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yes you can run the car after without a remap. turbo will spool faster and you will notice more noises too. may get boost spikes and some people say the car might run lean but i havent had the slightest problems from mine.

rich
Old 24 April 2007, 07:32 AM
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gatty
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cheers lightwave , whats spikeing?
Old 24 April 2007, 08:07 AM
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celt_13
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Excellent thanks 4 the advice, anyone else have any opinion? Will it do any damage to the engine if I run it as it is?
Old 24 April 2007, 08:11 AM
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andythejock01wrx
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What years of car maties ? This seems to be more of a problem with the Newage ECU.
Old 24 April 2007, 08:15 AM
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mine is a turbo 2000 mica red wagon on a x reg? not that the colour makes a diff to the ecu
Old 24 April 2007, 08:58 AM
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StiX
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It'll probably be fine, but obviously much better off getting it remapped and not only for safety's sake.

Mine was running 230bhp before remap, 273bhp after - mahoosive difference, new car after

But it does cost about £600 depending on where you go.
Old 24 April 2007, 09:03 AM
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andythejock01wrx
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Originally Posted by celt_13
mine is a turbo 2000 mica red wagon on a x reg? not that the colour makes a diff to the ecu
That's a pity.











.....................the green ones are quicker.
Old 24 April 2007, 09:24 AM
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Uk non Sti car then yes.
JDM, I wouldn't!
P1 Definately not!
UK Sti, you probably can but you may get boost spikes.

Ns04
Old 24 April 2007, 04:05 PM
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celt_13
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Originally Posted by andythejock01wrx
That's a pity.











.....................the green ones are quicker.
Heard that the blue ones are quicker still
Old 24 April 2007, 04:27 PM
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Matt_taylor
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u just got the decat or the downpipe from the turbo? im after these aswell or both?
Old 24 April 2007, 04:32 PM
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DANNYBOY2511
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Originally Posted by New_scooby_04
Uk non Sti car then yes.
JDM, I wouldn't!
P1 Definately not!
UK Sti, you probably can but you may get boost spikes.

Ns04
lost mate, are you saying jdm yes you would re-map or no you would not?
Had mine de-cated for the last six months and no re-map, no probs so far
Old 25 April 2007, 01:11 AM
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celt_13
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Originally Posted by Matt_taylor
u just got the decat or the downpipe from the turbo? im after these aswell or both?
I've at the mo only de cat the down pipe but getting the middle cat taken off next week so wont be any cat at all. Is that safe, except for mot obviusly.
Old 25 April 2007, 04:53 PM
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Matt_taylor
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cool, my mate is making me a decat downpipe for about 140 quid,
Old 25 April 2007, 05:19 PM
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Kit B
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So folks...If i'm reading this correctly..
I would be able to put a decat down pipe on a UK MY99 and not remap it and it would be ok...???
Old 25 April 2007, 06:26 PM
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scubasteve
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Get it slapped on and map it when you can. Ive fitted one to my 2002 wrx and plan to map it in 6weeks or so
Old 25 April 2007, 09:52 PM
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The bloke thats doing my de cat pipe charging wll under £140, let us know and I'll see if he will post out?
Old 28 April 2007, 12:00 PM
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jase/karen.v1.sti
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Originally Posted by celt_13
Heard that the blue ones are quicker still
Silver are deffo the fastest
Old 28 April 2007, 12:06 PM
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steve0
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Originally Posted by jase/karen.v1.sti
Silver are deffo the fastest
I agree, the silver ones have to be the quickest!!
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