K&N Universal Clamp-On Air Filter 4in FLG / 6-1/2in B / 4-1/2in T / 6in H

Performance Air Filters and Replacement Filters This collection covers filtration for factory air boxes, aftermarket intake systems, custom intake tubing, crankcase ventilation and vehicle HVAC systems. Start with the installation type, then confirm the exact manufacturer part number, filter media, dimensions and application shown on the product page. Similar-looking filters are not automatically interchangeable. Choose the Correct Air Filter Type Direct-fit and drop-in filters: shaped for a specific factory air box or listed intake system. Universal clamp-on filters: selected by flange inside diameter, base and top dimensions, height and available clearance. Cabin and HVAC filters: vehicle-specific filters for air entering the passenger compartment. Breather filters: compact filters for compatible valve-cover, crankcase-vent and catch-can applications. Pre-filters and wraps: outer covers designed for compatible primary filters in dusty, sandy or wet environments. Velocity...

Shop universal air filters for custom intake tubes, turbo inlets, carburetors, velocity stacks, crankcase breathers, and fabricated performance systems. Compare clamp-on cone filters, open-funnel designs, oval and tapered filters, carbureted air-cleaner assemblies, reusable oiled media, and dry synthetic options. Universal fitment depends on exact measurements, available space, mounting orientation, and the intended airflow path—not year, make, and model alone. Universal Air Filters for Custom Intake Builds A universal filter is selected by dimensions and interface. The flange inside diameter must match the intake tube, turbo inlet, velocity stack, carburetor neck, or breather connection. The filter body must also clear nearby panels, wiring, hoses, heat shields, suspension components, and the hood while leaving enough exposed media for the application. Measure the installation area before ordering. Record the flange size, base width, top width, overall height, filter shape, mounti...

Explore Jeep Liberty parts for exhaust service, suspension projects and everyday cabin care at Black Ops Auto Works. Compare named MagnaFlow and Gibson systems with Skyjacker KJ suspension choices and axle-service components. Choose around the actual generation, engine, drivetrain and factory equipment.MagnaFlow and Gibson Exhaust ChoicesMagnaFlow BRE titles distinguish 2002–2007 Liberty coverage from a 2008–2012 3.7L reference. A Gibson cat-back title names 2008–2012 Liberty Limited 3.7L coverage. Compare complete production, engine, body and connection applications, supplied sections and installation requirements before choosing the service scope.KJ Suspension and Axle-Service OptionsSkyjacker titles name 2.5-inch KJ applications and separate coil-spring references with their own production coverage. Review the full system contents and actual drivetrain or ride-height arrangement. Yukon KJ Dana 30 spider-gear and Liberty front-seal references and Chrysler 8.25-inch differential pi...

Shop K&N Engineering intake and filtration products at Black Ops Auto Works. Compare vehicle-specific AirCharger and NextGen systems with replacement engine-air, cabin and oil filters. For a custom intake project, review clamp-on filters, adapters and filter-wrap choices by their exact dimensions and requirements.Vehicle-Specific Intake SystemsNamed K&N intake choices cover distinct Jeep, Dodge, Ram, Ford, GM and other vehicle applications. Titles separate engines, production ranges and system families, including AirCharger and NextGen references. Compare exact coverage, supplied intake sections, sensor and ventilation connections and complete installation requirements for the selected system.Replacement Engine-Air, Cabin and Oil FiltersHigh-Flow, Advantage, Advantage Plus and other engine-air references have separate product specifications and service instructions. Cabin and oil filters serve different systems and require their own exact applications. Identify the filter li...