Motorcycle-Specific Filters - (About 2.5 to 3 inches long) 

Purolator Motorcycle ML16817 about $6.00 
NAPA Gold 1358, Carquest 85358, WIX 51358 about $7 to $8 
AC Delco PF2135 about $10 
FRAM PH6017A about $7 

Automobile Filters - (About 3.5 inches long - fit reference 1994 Mazda MX-3, V-6 Engine) 
Mobil 1 M1-110 about $10 
Bosch 3323 about $5 
Purolator Pure One L14620 about $6 
NAPA Gold 1356, Carquest 85356, WIX 51356 about $6 
Deutsch D-370 about $4 
AC Delco PF-2057 about $6 
Motorcraft Long Life FL-821 about $4 
STP S-02867 about $3 
FRAM, Castrol, Penske 7317 about $3 
Automobile Filters - (About 2.5 inches long - fit reference Mazda RX-7 and Miata) 

Bosch 3300 about $5 
NAPA Gold 1365 about $6 
Purolator L14622 about $5 
AC Delco PF1237 about $6 
STP S-02876 about $3 
FRAM PH6607 about $3 
WalMart SuperTech ST6607 about $2