HKS Filter?
yeah you will be fine.. as long as its not open element..you will be ok
I have been running the HKS drop-in filter w/o a tune for quite sometimes..
But definitely see more HP/Tq gains after the tune tho
I have been running the HKS drop-in filter w/o a tune for quite sometimes..
But definitely see more HP/Tq gains after the tune tho


