Injen AMSOIL Ea Nanofiber Dry Air Filter - 3.50 Filter 6 Base / 5 Tall / 5 Top
$71.95
INJX-1015-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen AMSOIL Ea Nanofiber Dry Air Filter - 4.50 Filter 6.75 Base / 5 Tall / 5 Top
$71.95
INJX-1018-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen AMSOIL Ea Nanofiber Dry Air Filter - 5 Filter 6 1/2 Base / 8 Tall / 5 1/2 Top
$80.95
INJX-1022-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen AMSOIL Ea Nanofiber Dry Air Filter - 8 1/2 Oval Filter 9 1/2 Base / 6 1/4 Tall / 8 Top
$89.95
INJX-1023-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen AMSOIL Replacement Nanofiber Dry Air FIlter 5in Flange Diameter/6.5in Base/5in Height/70 Pleat
$77.95
INJX-1045-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen AMSOIL Replacement Nanofiber Dry Air FIlter 5in Flange Diameter/6.5in Base/6in Height/70 Pleat
$77.95
INJX-1046-BB
Air Filters
Air Filters - Drop In
BMW Z4
Performance
With a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab...
Injen Black Hydroshield 5in B x 7in H x 4in T (fits X-1078)
$25.95
INJ1120BLK
Air Filters
BMW Z4
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
Injen Black Hydroshield 5in B x 7in H x 4in T (fits X-1079)
$25.95
INJ1121BLK
Air Filters
BMW Z4
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
Injen Black Hydroshield 6in B x 5in H x 5in T fits X-1012 X-1013 X-1014 X-1056
$25.95
INJ1033BLK
Air Filters
BMW Z4
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
Injen Black Water Repellant Pre-Filter - Fits X-1049 / X-1062
$25.95
INJ1031BLK
Air Filters
BMW Z4
Performance
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
Injen Black Water Repellant Pre-Filter fits X-1010 X-1011 X-1017 X-1020 5in Base/5in Tall/4in Top
$25.95
INJ1035BLK
Air Filters
BMW Z4
Performance
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
Injen Black Water Repellant Pre-Filter fits X-1015 X-1018 6.75in Base/5inTall/5inTop
$25.95
INJ1034BLK
Air Filters
BMW Z4
Performance
Pre-Filters
Injen Technology's Hydroshield are designed to enhance the efficiency of any air filter, including Injen's SuperNano-Web and our 8-Layer oiled cotton gauze air filters....
