New-vehicle inventory is on the rise in the U.S. auto market, increasing to 2.83 million units. Notably, Cadillac is sitting above average with a 97-day supply.

The BMW M5 E60 hit our market with a pricetag of over $40,000, but now you can pick up this stylish, luxury, and fast sedan for less than $16k.

One of the car industry's most important yardsticks is “market day supply” or “days to turn.” This represents the time a car ...