Originally Posted by Mark052
Where did you get those numbers from for the Magnaflow??
Their website is showing a 15 HP and 21 TQ increase at over 5000rpm
I have noticed a increase in HP overall and not just at 5k RPM. They sound sweet too, a lot louder than the MBRP. Took my friend for a ride and the first thing out of him was , "Jesus Christ".
Take the back seat out for extra sound enjoyment.
Here is a link to Kinney's where mine was installed. http://kinneysmufflershop.com/
look for the 09 chally video.
I don't think this guy had an intake , but it still sounds good.