“(iii) which has at least 2 wheels, and

“(iv) which—

“(I) (aa) is a car, minivan, van, sport utility vehicle, pickup truck, or motorcycle,

“(bb) is treated as a motor vehicle for purposes of title II of the Clean Air Act, and

“(cc) has a gross vehicle weight rating of less than 14,000 pounds, or

“(II) is a trailer, camper, or vehicle which—

“(aa) is designed to provide temporary living quarters for recreational, camping, or seasonal use, and

“(bb) is a motor vehicle or is designed to be towed by, or affixed to, a motor vehicle.”.

“(iii) which has at least 2 wheels, and

“(iv) which—

“(I) (aa) is a car, minivan, van, sport utility vehicle, pickup truck, or motorcycle,

“(bb) is treated as a motor vehicle for purposes of title II of the Clean Air Act, and

“(cc) has a gross vehicle weight rating of less than 14,000 pounds, or

“(II) is a trailer, camper, or vehicle which—

“(aa) is designed to provide temporary living quarters for recreational, camping, or seasonal use, and

“(bb) is a motor vehicle or is designed to be towed by, or affixed to, a motor vehicle.”.