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Large Five Layer Performance Air Filter: This 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layer...

This 360-degree radial flow air filter features a 5" flange and our oil-free Pro DRY S media with three layers of synthetic media for maximum conve...

Large Three Layer Performance Air Filter:This 360-degree radial flow air filter features a 5" flange and our oil-free Pro DRY S media with three la...

Unique Integrated Filter-to-Housing Intake Design:Quantum uses an integrated filter-to-housing design by attaching both components with 4 captive s...

Large Three Layer Performance Air Filter: This 360-degree radial flow air filter features a 5" flange and our oil-free Pro DRY S media with three l...

This 9” tall 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton g...

This 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze med...

Large Five Layer Performance Air Filter: This 360-degree radial flow air filter features a 5" flange and our pre-oiled Pro 5R media with five layer...

Large Three Layer Performance Air Filter: This 360-degree radial flow air filter features a 5" flange and our oil-free Pro DRY S media with three l...

Quantum Pro DRY S air filter by aFe Power is specifically designed for the Quantum Series cold air intake systems and feature an injection molded b...

Quantum Pro DRY S air filter by aFe Power is specifically designed for the Quantum Series cold air intake systems and feature an injection molded b...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

aFe Filter GUARD Pre-Filters protect your performance air filter and extends your filter cleaning intervals by removing large particles like twigs ...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Unique Integrated Filter-to-Housing Intake Design:Quantum uses an integrated filter-to-housing design by attaching both components with 4 captive s...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER are the latest in airflow technology for your Ford Power Stroke 6.7L (td) truck. From...

Quantum uses an integrated filter-to-housing design that attaches both components with four captive screws, making for a positive surface area seal...

Unique Integrated Filter-to-Housing Intake Design: Quantum uses an integrated filter-to-housing design by attaching both components with 4 captive...

With three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil-free" conical performanc...

Quantum Pro DRY S air filter by aFe Power is specifically designed for the Quantum Series cold air intake systems and feature an injection molded b...