Delaware Code
Chapter 25. TRANSFER OF TITLE, REGISTRATION AND LIENS
§ 2515. Sale of motor vehicles lacking catalytic converters.

(a) No person shall sell a motor vehicle from which the catalytic converter has been removed without first advising the purchaser in writing and obtaining the purchaser's signature upon said notification that the catalytic converter is missing and that the vehicle may not pass inspection. It shall be a defense to any cause of action brought pursuant to this section if the motor vehicle was not required by federal laws or regulations to have a catalytic converter as part of its equipment.
(b) Any person who sells a motor vehicle in violation of this section shall make restitution to the purchaser in an amount reasonably necessary to pay for:

(1) Parts and labor to replace the catalytic converter; and
(2) All reasonable costs and attorneys' fees for bringing an action pursuant to this section.