Brace Yourselves: Used Cadillac CT4-V Blackwings Could Surge In Value

American-made luxury sedans are growing scarcer every year. Lincoln doesn’t even make a sedan anymore, and Cadillac just retired the CT4-V Blackwing. You’ve got your pick of cushy four- and five-seaters from Lexus, BMW, and Mercedes-Benz, but, if you’ve got a taste for American luxury, the list is growing short.