Yes.
They do. I believe Alfa, Fiat, Jeep, Ram, Dodge and Chrysler also offer discounts through Penfed.
Deposit at least $5. After being a member for at least 60 days, you can generate a certificate.
Check out more info here: PenFed Benefits - Up to $2000 AUDI MB FCA JEEP (usually $500 towards leases).