The Performance airfilter , exelent performance and max protection.
No copy of the std. filter, always searching for solutions , either it’s the performance , protection or fitment.
Remapping the ECU or the Fuel Control Module is highly recommended
Caution: clean and re-oil at least once a year with MWR airfilteroil & cleaner.
The performance airfilter needs to be installed with the printed logo directed to the Velocity Stacks