airaid U-Build-It 4" Master Kit I Cold Air Intake Kits 101-401

If you can imagine a custom intake system, now you can build it! The U-Build-It (UBI) kit is the most versatile custom intake system on the market. Our master kits include everything you need to build a complete system, and all components are also available individually for maximum adaptability. Whether you are doing an engine swap or have a custom application where space is tight, the AIRAID® UBI Intake System can accommodate just about any application. The only limitation is your imagination! Each UBI master kit and individual intake tubes are available in 3", 3.5", 4", 5", and 6" diameters.

The roto-molded intake tubes feature multiple angles and straights that allow you to route the intake to any desired location in the engine compartment. The master kits include an intake tube, coupler, hump hose, reducer, brackets, hose clamps, hardware, and a premium AIRAID® filter. 

Features and Benefits

• Includes Everything Needed
• Premium washable and reusable red, oiled air filter media