K&N Onan RV Generator - E-4420 fits_2005-2010`Scion`TC The specially tapered tube starts

The specially tapered tube starts out at a huge 5 inches and slowly tapers down to ensure massive airflow at the turbo inlet

Cusco Pillowball Upper Mount MR-S Rear RG STD ZZW30

Increased Flow by 51%

The vehicle in the photo has the same spoiler that is being sold so you can see how well it fits

K&N Onan RV Generator - E-4420 fits_2005-2010`Scion`TC The specially tapered tube startsThe K&N E 4420 replacement air filter is constructed with layers of woven cotton for outstanding filtration and low air restriction to help your engine run more efficiently. This air filter can be washed and reused. The E 4420 is easy to install and is custom designed to fit some Onan generators and Clark Equipment forklifts, as well as other applications. Features & Benefits Million Mile Limited Warranty One year limited warranty Downloads &