Harley Twin Cam Air Cleaner Backing Plate, OEM #29238-08   (Edge Cut Cleaners))

As we understand, this plate was specifically designed for the Edge Cut Air Cleaner Assemblies.  It is distinguished by its 4 air filter mounting pedestals.  

That being said, we are not TC specialists, so please do your own research.

 071725  CR-4  (25 06 29, 8-18)