SUNBELT Air Filter Kit - B1SB2828/B1SB6517.

Dim A (1): 7-1/2" L
Dim B (2): 3-1/4" W wide end
Dim C (3): 2-1/8" W narrow end
Dim D (4): 3-1/16" H
Replaces Kawasaki 11013-2143, 11013-2098, 11013-1214.

This part fits various models.

This is an aftermarket product, not an OEM.
Thanks for looking!