Cheapest Car Loan

Where can i get the cheapest Car Loan from?
If it matters i live in Paramus, NJ.
And im getting a 08-09 Mercedes Benz
If you are looking at certified pre-owned cars, many mfg’s offer low rates on them, they are subvented so they are much lower than a traditional bank retail rate.
If they are not offering subvented rates, then your best bet is your local credit union.