The 02028 - Air Filter with High Duty Flow Foam (1 off) is used in the following:

Exceed R/C - Xtreme
Wind Hobby - Mutant
Exceed R/C - Infinitive
Exceed R/C - Ultra
Amax - Thwarter
Himoto - ELDORADA E - STARTER VERSION
Himoto - RAPIDA PRO E - STARTER VERSION
Himoto - TAIPAN XRS PRO
Himoto - RAPIDA PRO
Himoto - SYCLONE PRO E - STARTER VERSION
Himoto - PYTHON XV3
Himoto - SYCLONE
Himoto - SYCLONE PRO
Himoto - PYTHON XV3 UPGRADE
Himoto - RAPIDA
Himoto - TAIPAN XRS
Himoto - RAPIDA UPGRADE PRO
Himoto - ELDORADA
Himoto - ELDORADA UPGRADE
Amax - Xtreme
Amax - Leopard
Redcat - Lightning STR
Redcat - Shockwave
Redcat - Tornado BB & S30
Redcat - Volcano SV - S30 - MX
Himoto - VIPER - X2S
Himoto - VIPER XST UPGRADE
Himoto - VIPER XST
HSP - Sonic
HSP - Pace Setter
HSP - Atomic
HSP - Flying Fish
HSP - XSTR Power
HSP - Sedrmer
HSP - Warhead
HSP - Stomer
HSP - Sidewinder
HSP - Salvager
HSP - Backwash
HSP - Monster
HSP - Hammer
HSP - Wecker
Amax - Howitzer
Wind Hobby - Seorider
Wind Hobby - Sport
Amax - Sedrmer
Wind Hobby - Dash
Wind Hobby - Swift
Wind Hobby - Tigris
HSP - Camper
HSP - Battle
HSP - On Road Car
HSP - Lacerea
HSP - Savagery
HSP - Battle
HSP - Camper
HSP - Backwash
HSP - XSTR Power
HSP - Gladiator
HSP - Salvager
HSP - Tyrannosurus
HSP - Warhead
HSP - Stromer
HSP - Sonic
HSP - Pace Setter

The 02028 - Air Filter with High Duty Flow Foam (1 off) may also be used used in other models please refer to your instruction manual for the correct part.
Actual product may vary from picture.