All these filters fit the Brute Force 750, 700 and 650 engines:
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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
STP SMO-017 about $6 Autozone
Amsoil SMF-103
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 PL14610 (old number was 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
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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
STP SMO-017 about $6 Autozone
Amsoil SMF-103
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 PL14610 (old number was 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