Injen Pro Tech Charger Kit (Includes Cleaner and Charger Oil) Cleaning Kit
$26.95
INJX-1030
Air Intake Systems
BMW Z4
Recharge Kits
ISO 5011 filtration tests have proven that cotton-gauze air filters do a great job filtering our dirt and debris. However, when they get dirty...
Injen Red Hydroshield 6in B x 5in H x 5in T fits X-1012 X-1013 X-1014 X-1056
$25.95
INJ1033RED
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 Red Water Repellant Pre-Filter fits X-1010 X-1011 X-1017 X-1020 5in Base/5in Tall/4in Top
$25.95
INJ1035RED
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 Red Water Repellant Pre-Filter fits X-1015 X-1018 6.75in Base/5in Tall/5in Top
$25.95
INJ1034RED
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 Red Water Repellant Pre-Filter fits X-1021 6in Base / 6-7/8in Tall / 5-1/2in Top
$26.95
INJ1037RED
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 Red Water Repellant Pre-Filter fits X-1022 6-1/2in Base / 8in Tall / 5-1/2in Top
$26.95
INJ1038RED
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 Super Nano-Web Dry Air Filter - 3.25in Neck / 5.25in Base / 7in Height / 4in Top 45-Pleat
$76.95
INJX-1059-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 Super-flow Web Nanofiber Dry Air FIlter-2 3/ 4in Neck/5in Base/ 4 7/8in Height/ 5in Top
$73.95
INJX-1056-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 Super-flow Web Nanofiber Dry Air FIlter-5in Neck/6-1/2in Base/7in Height/4-1/2in Top
$79.95
INJX-1051-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 SuperNano Web Dry Air Filter - 3.00 Filter / 6in Base / 6.3in Tall / 5.350in Top
$92.95
INJX-1103-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 SuperNano Web Dry Air Filter - 3.00 Filter 5 Base / 5 Tall / 4 Top - 45 Pleat
$71.95
INJX-1017-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 SuperNano Web Dry Air Filter - 5in Flange ID / 7in Base / 7.9in Media Height / 5in Top
$90.95
INJX-1107-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...
