Hi folks..i brought a N-reg 1.6 16v astra cdx..its really nice..but ive just had a look underneath and i see a square silencer box towards the front end..is this a catalytic converter?..i really dont have a clue and the pipes leading in and out of it dont look to healthy...how much would one of these cost if it was knackered?..could you put a secondhand one on?...help im panicking as its mot time in another 3 weeks..and i need to get an idea in case worst comes to worst..
thanks
thanks