I have a piper 3" backbox. If I got a centre pipe like a supersprint one would it be illegal? and would it fail an MOT for noise or because I got rid of anything???
Centre pipes
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#1
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#2bumpppppp
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#3legally you need a cat for an mot
but some cars will still pass emssions without one
but most guys drop a cat in for mots and then decat once its passed -
#4but isnt the cat in the manifold in Mk2 VTR's?
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#5cat is in the manifold on cars 2001 vtrs and after youd need a mani to decat.
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#6it depends some early mark2s were under car
if it is cat in mani it will pass an mot with a supersprint on as you only need one box (the backbox) and a cat -
#7If you have a car with the cat in the manifold (which most mk2 VTRs do) then you will be alright with the race supersprint centre pipe.Quote:I have a piper 3" backbox. If I got a centre pipe like a supersprint one would it be illegal? and would it fail an MOT for noise or because I got rid of anything???
That will not decat your car.
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#8cool, i dont want a decat, but putting a center pipe on will make it louder right?
where the heat sheild is i have like a metal box in the exhaust system. is that the cat? (i.e. does that mean my cat isnt in my mani?)
so between the cat and the tail pipe do you have to have 1 box to pass an mot? -
#9bumppppp
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#10you have a centre silencer in the exhaust I'd expect.
thats not your cat -
#11is it illegal to get rid of that?
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#12no not really
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#13why not really? lol
would it pass an MOT without it? -
#14yes it should pass as long as the cat is in the system, willbe alrite mate
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#15if i get a centre pipe without a silencer and have my 3" backbox on will it be stupidly loud?
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#16it'l be loud yes
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#17hmm
if i got one with a silencer would it still be louder than the standard pipe? -
#18bumppppp
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#19just buy it, if its not loud enough, decat it and itll make it louder and most probably give you more rasp
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#20decats a mission cos for each MOT have to change manifold. and if i dont have an MOT then technically my insurance is void, and at only 17 i cant risk having void insurance
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#21hmm may go for a centre pipe with no silencer
