Sure, you want your ZEX nitrous oxide injection system todeliver the ultimate in performance, but you also want it tolook the part? The lustrous Polished Nitrous System adds theperfect amount of flash that boasts your horsepower gains. ZEX has developed an innovative wet nitrous system for the dual throttle body engine in 2007-2009350Z's that can add anywhere from 75-100 horsepower. ZEX electronics use the vehicle?s throttleby-wire system to activate the nitrous at wide o Power settings are fully adjustable from 75-100 HP with supplied tuning jets; perfect for mild to wild performance; Hoses, wires & fuel line adapter are custom designed for the 2007 & newer 350Z; Designed for a plug & play installation on 350Z dual throttle body engines;This kit for 2007 & later 350Zs ships with fuel line quick connectors to simplify the installation process. Fitment: 2007 Nissan 350Z Base 2007 Nissan 350Z Enthusiast 2007 Nissan 350Z Grand Touring 2007 Nissan 350Z Nismo 2007 Nissan 350Z Touring 2008 Nissan 350Z Base 2008 Nissan 350Z Enthusiast 2008 Nissan 350Z Grand Touring 2008 Nissan 350Z Nismo 2008 Nissan 350Z Touring 2009 Nissan 350Z Enthusiast 2009 Nissan 350Z Grand Touring 2009 Nissan 350Z Touring