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-   -   what gives the scooby its burble??? (https://www.scoobynet.com/scoobynet-general-1/822861-what-gives-the-scooby-its-burble.html)

mickeymouse 19 March 2010 04:37 PM

what gives the scooby its burble???
 
i thought it was the boxer engine, but my hawk STI dont do it.
will upgrading the exhaust bring it out, or is there more to it than just the exhaust?

thanks

MM

scooby L 19 March 2010 04:40 PM

removing cat will bring back your burble (2.5L UK car)

Unequal headers gives the burble sound

JDM cars have equal headers and no burble

TonyBurns 19 March 2010 04:40 PM

Your car does have the burble due to the unequal length headers but the standard exhausts are well baffled so you dont hear it.
You need to change your exhaust really, then I would suggest a remap as sometimes this can cause issues on its own :(

Tony:)

Abx 19 March 2010 05:07 PM

deresonated centre pipe and prodrive or similar backbox will do the trick.

oliccm 19 March 2010 05:16 PM

one of my mate lost then sound when he put equal length headers on

scooby L 19 March 2010 05:18 PM

he would have done... unequal headers give the pulsing burble...

vash 19 March 2010 05:42 PM

Is there a replacement header for the JDM's that give the burble..

Don't get me wrong I love how mind sounds but my 2003 Blob STI sounded much better :(

a16pse 19 March 2010 06:17 PM

Mine 06 STI was just the same, fitted a ninja 2 back box and removed the center resonator pipe all bought from scoobyworld for about £260.00 and now she burbles like a gud en mate .

beef-on-the-bone 19 March 2010 06:40 PM

equal length - nice noise

unequal length - nice performance ;)

had both over the years, can't live without the noise though............

Splitpin 19 March 2010 06:40 PM


Originally Posted by vash (Post 9295899)
Is there a replacement header for the JDM's that give the burble..

Why on earth would you want to do that? The whole point of the twin scroll equal length manifold is that it makes the turbo (and therefore engine) work more efficiently.


Don't get me wrong I love how mind sounds but my 2003 Blob STI sounded much better :(
There's nothing stopping you fitting a single scroll turbo and an unequal length manifold if you really want to. Your car will almost certainly end up slower.

chris-RB5 19 March 2010 08:32 PM


Originally Posted by beef-on-the-bone (Post 9295992)
equal length - nice noise

unequal length - nice performance ;)

had both over the years, can't live without the noise though............

Wrong way round

mickeymouse 20 March 2010 03:14 PM

ok just to be sure..

my 2007 hawk 2.5l sti has UNEQUAL length manifold?

it does burble but because of the strangled exhaust you cant hear it?

i was thinking of the milltek turbo back system, will this give the burble and extra power?

JDM? what is this? and why does it have EQUAL length manifold??

thanks

MM

TonyBurns 20 March 2010 03:27 PM

Only JDM twin scroll cars have equal length (JDM is japanese domestic market) and its engine is different to that of the UK cars (2ltr and is a better all round engine).
It has equal length due to improving the flow and increasing the torque, which it does nicely, the twin scroll setup is virtually lagless and provides a far better power range than the single scroll cars.

Tony:)

mickeymouse 20 March 2010 03:43 PM


Originally Posted by TonyBurns (Post 9297504)
Only JDM twin scroll cars have equal length (JDM is japanese domestic market) and its engine is different to that of the UK cars (2ltr and is a better all round engine).
It has equal length due to improving the flow and increasing the torque, which it does nicely, the twin scroll setup is virtually lagless and provides a far better power range than the single scroll cars.

Tony:)


thanks:thumb:

been seeing JDM all over SN and didnt understand what it meant.

MM

beef-on-the-bone 20 March 2010 09:25 PM


Originally Posted by chris-RB5 (Post 9296226)
Wrong way round

d'oh!!!! :brickwall knew what i meant though...........

my06 ppp silver 20 March 2010 11:18 PM

decat pipe + centre section eliminating both cats should sort it, hoping so as it is my next mod. hoping to get a little extra/quicker turbo spool up and in turn more power. someone tell me if i am wrong, could save me a headache if i am.

Milamber 21 March 2010 01:06 AM


Originally Posted by TonyBurns (Post 9297504)
Only JDM twin scroll cars have equal length (JDM is japanese domestic market) and its engine is different to that of the UK cars (2ltr and is a better all round engine).
It has equal length due to improving the flow and increasing the torque, which it does nicely, the twin scroll setup is virtually lagless and provides a far better power range than the single scroll cars.

Tony:)

:thumb::thumb:

mickeymouse 21 March 2010 01:42 PM


Originally Posted by my06 ppp silver (Post 9298540)
decat pipe + centre section eliminating both cats should sort it, hoping so as it is my next mod. hoping to get a little extra/quicker turbo spool up and in turn more power. someone tell me if i am wrong, could save me a headache if i am.


so they have 2 cats??

would it pass an MOT with one or both removed??

my06 ppp silver 21 March 2010 06:35 PM


Originally Posted by mickeymouse (Post 9299283)
so they have 2 cats??

would it pass an MOT with one or both removed??

yes 2, pass an MOT, if you take it somewhere sympathetic:rolleyes: then yes.:D

djwrx 21 March 2010 06:48 PM

got a ninja for sale if u want mate.it on ebay.only been on car for 50 miles.not realy my cuppa tea..gettin old lol

K30FOY 21 March 2010 06:58 PM


Originally Posted by my06 ppp silver (Post 9299833)
yes 2, pass an MOT, if you take it somewhere sympathetic:rolleyes: then yes.:D

A sympathetic MOT station is always needed;);):norty:

Tom 1 22 March 2010 08:48 PM


Originally Posted by my06 ppp silver (Post 9299833)
yes 2, pass an MOT, if you take it somewhere sympathetic:rolleyes: then yes.:D

Do you know of any such mot stations around liverpool way, As mine has decat not due Mot untill october though. P.M me if you dont want to say on here :norty:

RonnieB 22 March 2010 09:17 PM


Originally Posted by a16pse (Post 9295957)
Mine 06 STI was just the same, fitted a ninja 2 back box and removed the center resonator pipe all bought from scoobyworld for about £260.00 and now she burbles like a gud en mate .

My 06 Hawkeye STI already has full decat and resonator removed but has Prodrive backbox (doesn't release the burble enough for me) which is being changed to a Ninja II on Friday.

Hopefully it won't sound stupidly loud (dont wanna sound like some chav in a Saxo with a dustbin exhaust :nono:) and comes with a bung for those quiet country roads :norty:

a16pse 27 March 2010 11:19 AM

ronnie b thats what i have and im sure you will love it mate


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