google answerbox says > Section 203(a)(3)(B) of the Clean Air Act makes it a violation for any person to manufacture or sell, or offer to sell, or install, any

google answerbox says > Section 203(a)(3)(B) of the Clean Air Act makes it a violation for any person to manufacture or sell, or offer to sell, or install, any part or component (i.e., “defeat device”) intended for use with, or as part of, any motor vehicle or motor vehicle engine, where a principal effect of the part or component is to ... So, I guess I can see how ebay is at fault. But if that is literal text then it seems that both the end users (buyer and seller) are also at fault and should be parties to this lawsuit.