There’s a lot of good information in this thread here: 2018 Lexus RX350L - $50k MSRP, $414+tax/month, $0 drive-off / SOCAL
Here was the deal i was offered from Keyes:
3yr/12k year
MSRP 55,418
Sale Price 48,200
Rebate 1,750
Money Factor = .00025
Residual 55%
Monthly payment = $507
Down Payment = $0
Total DAS (reg/fees/taxes) = 2290
All in payment including taxes, fees, reg etc. = $556
Here is the deal i ended up taking from Glendale - due to car having all the specs i wanted
3yr/10k year
MSRP 57,535
Sale Price 50,400
Rebate 1,750
Money Factor = .00025
Residual 56%
Monthly payment = $525
Down Payment = $0
Total DAS (reg/fees/taxes) = $1836
All in payment including taxes, fees, reg etc. = $561
If you are patient, there’s potentially more you can squeeze out but i was satisfied, and my wife is loving the car