Secondary cats it is then
Absolutely spot on ! you can replace the secondary cats with straight pipes/ H Pipes, or X Pipe.
Are old rattly cats worth any money ?
Well, the car is getting dropped off tomorrow evening for Thursday surgery so that the exhaust will be stone cold for the work to commence.
What changes should I expect after the work has been done ? I'm not doubting the guys that are doing it but would be interested to hear from anyone that has had similar work done ...
I will, of course, report back over the weekend.
will this be OK with the new 2012 MOT regs?
* A catalytic converter missing WILL be a reason for failure, regardless of whether or not the emissions limits are met.