Dealerships may say otherwise, but going into buying a new or used car with some finance knowledge can save you serious money.

Once the car is sold, the dealer gets a check for $400. Holdback is an inexact number. It could be pegged to the base MSRP or the configured invoice or the configured MSRP, for instance.

Cars Direct claims dealers could pocket $3,246 based on the difference between the invoice price and MSRP. Markups could balloon that figure – one dealer told reporters Daytonas would sell for ...

Still, the Mopar fans over at Allpar.com have posted the dealer invoice anyway ... the muscle car reincarnate well above its $40,000 MSRP.

Often referred to as dealer pricing, the invoice price of a vehicle is the rough figure a dealership will pay their respective automaker for stocking the lot. The MSRP figure automakers supply is ...