DIY: Dinan Shift Kit (SSK) for 335is - BMW 3-Series (E90 E92) Forum
Amazon.com: PQY Drift Tuning Adjustable Short Shifter Lever with Knob Compatible with 85-10 BMW E30 E36 E46 E34 E39 E6x Z3 BMW Gear Gearbox Transmission Getrag or ZF Racing & Daily (Black)