I posted a review in the 'Exhaust' section:

https://g35driver.com/forums/showfla...sed&sb=5&part=

I don't know how much traffic that forum gets and since this is sedan specific maybe some of you would appreciate it being posted here. If not, mods can delete it.

04 6MT Sedan - Z Tube, K&N Drop-In, 04 Z Suspension, 18x8 / 18x9 HP EVO Rims