de cat 4 my ls2 monaro
Discussion
hi everyone new 2 the site . ive got a 06 plate monaro vxr which i love dearly it has got a monk fish sports pack. rip shifter.And a road response pack. i am thinking about taking the cats out has anyone done this ?? .Or has anyone had any problems with it? got a friend that will mot it 4 me . And dont really want 2 spend £1000s on sports cats when i dont need 2. Thanks
Hi ya,How are you running at the moment exhaust wise? Wortec / amount of silencers etc, I would imagine if you are running stock exhaust it seems pointless removing the cat's and high flow cats are expensive if the one's you have are working fine, if it's noise you want, just do what i have done, remove all silencers after the cat back and run straight thro's, sounds good and no issues with MOT time or any spot checks from BIB / VOSA etc
2blackhats said:
Mine came with de-cats fitted. Flunked the mot and would occassionally throw the check engine light. Sounded good though. Cos of the mot issue I fitted some hi-flow cats.
These hi flow cats are they fitted to the car when you buy headers???? Are they 100 cell or 200 cellThe ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.
If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust
www.dmaeuropa.com/Clients/Klarius/News/tabid/1225/itemid/115/Default.aspx
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2

monaro5.7 said:
The ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust

http://www.dmaeuropa.com/Clients/Klarius/News/tabi...
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2

Tattooboy said:
monaro5.7 said:
The ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.
If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust
www.dmaeuropa.com/Clients/Klarius/News/tabid/1225/itemid/115/Default.aspx
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2

How on earth did the MOT'er check for noise ?? How did it fail if the exhaust is standard?
It was one of the brand new mot ramps that do everything which includes checking noise as there is a limit
The car past as its a standard exhaust and there is nothing he could do about it.
Lesion of the story never take ur car to Kwik-Fit
monaro5.7 said:
Tattooboy said:
monaro5.7 said:
The ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust

http://www.dmaeuropa.com/Clients/Klarius/News/tabi...
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2


The car past as its a standard exhaust and there is nothing he could do about it.
Lesion of the story never take ur car to Kwik-Fit
ked then ! 
Tattooboy said:
monaro5.7 said:
Tattooboy said:
monaro5.7 said:
The ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.
If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust
www.dmaeuropa.com/Clients/Klarius/News/tabid/1225/itemid/115/Default.aspx
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2

How on earth did the MOT'er check for noise ?? How did it fail if the exhaust is standard?
It was one of the brand new mot ramps that do everything which includes checking noise as there is a limit
The car past as its a standard exhaust and there is nothing he could do about it.
Lesion of the story never take ur car to Kwik-Fit
We're all
ed then ! 
in the 15 years i have been in the trade thats the first time i have heard of it. And the ironic thing about it his son works for them

monaro5.7 said:
The ron said:
no can you tell me more . what has changed???
by law know u can only fit type approved cats and if caught with the wrong type cats is a big fine. They can test them at road side. also there is new laws regarding the noise of ur car.
If ur car does not pass and MOT or road side test
My mates TVR failed mot on noise and it has standard exhaust
www.dmaeuropa.com/Clients/Klarius/News/tabid/1225/itemid/115/Default.aspx
£5k fine
Iam am having sports cats made for my car but it will be done in such a way that i can fit the standard cats back on if i should need 2

As magic919 states this is incorrect. It is illegal to sell a non compliant cat for a car with european type approval. The fine is for the seller, NOT the owner. And only came into force late last year. As it is the SELLER, it applies only to new cats and is in no way retrospective.
Even good non compliant cats will pass the MOT. The problem was a lot of cats didn't really do what they claimed.
As suggested above there is no noise limit per se on an MOT test.
Scaremongering is helpful to no one.
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