Want to buy Euro Headers and Euro section 1 with cats

[Cubieman]

do the csl headers and cats cause any lights to come on

Not if you re-locate the post cat O2 sensors and EGT sensor to a Euro Sec. 1. Otherwise you will likely have a light on.

[BMWahba]

Not if you re-locate the post cat O2 sensors and EGT sensor to a Euro Sec. 1. Otherwise you will likely have a light on.

Yep, in which case a tune can solve that!