Buy this Buy this Buy this Buy this Buy this. When you do, get the big K and N filter, it looks and sounds unbelievable. Get ready for some really loud turbo noises after the install because the blow off valve / re circulation valve goes from a whisper to a hurricane. It just sounds so much more aggressive. It may or may not make power but with a tune you'll be rolling around with a giant grin on your face like I did. Same as before with customer service, top notch, they immediately respond to any requests you have.