Putting the filter inside will suck air coming in from the front of the car and maybe some engine heat, but it will make it a Short Ram intake or otherwise known as a warm air intake. You will get a pretty good throttle response and maybe feel a difference in power, I did, and it makes a bad ass sound which i like! The cold air intake like you have will pull cold air from the wheel well and it produces cold air which is better but Im not sure on the sound of one of those.. but either way you go it will work, i am by NO MEAN AN