B&H has the Olympus OM-D E-M1 Mark II bundled with the 12-40mm f/2.8 PRO lens and 40-150mm f/2.8 PRO lens for $3748 (reg. $4398). The bundle also includes the Olympus HLD-9 Power Battery Grip. This deal ends at midnight EDT on 1/24/18. Check it out here at B&H Photo.
Not to be outdone by Sony, Olympus now has trade-in bonus offers on some of its mirrorless cameras and lenses. The trade-in deal gives you an additional $200 off the camera and/or lenses for up to $800 off regular prices. See details and the list of applicable cameras and lenses here at B&H Photo.
Another bonus offer that isn’t on the main page but still applies to the trade-in deal is the Olympus OM-D E-M1 Mark II kit with the 12-40mm f/2.8 lens. With the instant rebate and trade-in bonus, you get $500 total off the kit (use coupon code TRADENTIME at checkout). Check it out here at B&H Photo.
These trade-in offers are available through May 6, 2017.