Before your remove your cannister, just remember, it is illegal. ............ In addition, the Clean Air Act amendments of 1990 (in section 42 USC, section 7522, or section 203(a)(3)(b) of the Clean Air Act) which were written after the above enforcement policy, included a prohibition on the manufacture, sale, or use of emission control defeat devices (like "Power Commander" products, and exhaust systems that eliminate catalytic converters). Penalties for violations of the above prohibitions are listed in Section 205 of the Clean Air Act. Maximum penalties for tampering by a dealer or manufacturer are $32,500. Maximum penalties for anyone else, or for defeat device violations are $3,250 per vehicle for tampering and per part for defeat devices.