YFM550 FG-Y,Z,A,B,D,E Grizzly FI Auto 4x4 09-14. YFM450 DA-E Grizzly 450 Hunting (Foam air filter outer cover) 14. YFM450 FGH-W,X,Y,A,B,D Grizzly Hunter (Foam air filter outer cover) 07-13. YFM450 FGOH Grizzly Outdoorsman Edition (Foam air filter outer cover) 07.
