De- cat standard pipe.

deffo avoid decat, take it from experience if you like power between 2 and 5 k stay away lol
 
oh plus make sure you have the right size pipe as if u cut ure zorst ure goosed the standard pipe is 63.3mm outside and 60mm bore
 
also the engine management light will come on and a warning "check emmisions"
 
also the engine management light will come on and a warning "check emmisions"

Never had the emissions light come on my car and been running a decat for 6k now :tongueout:

Adn the flat spot can be mapped out with ease lol. Sounds awesome do it!!!
 
decat sounds awesome and smells gurrrrd lol im leaving mine on untill ive had my head work and cams done then remap see what its like.
 
it does sound good but its sucha chavvy thing to do, i think im gonna continue to save the world and keep it..