Complete kit for retrofitting the original front seat heating for Audi e-tron GE The seat heating levels can be easily selected via the MMI Selectable options: Normal seat (Q1A), version 1: N2M Normal seat (Q1A), version 2: N4M, N5W Sports seat (Q1D, Q4Q), version 3: all seat covers Comfort seat (Q2J), version 3: all seat covers Scope of delivery: Seat heating mats Wiring harness Coding dongle Note: The BCM1 must be a "highline" version. Otherwise, you must replace it first The seat heating mats must be inserted into the seat by a saddler.