NISSAN 350Z Z33 3.5L VQ35HR DOHC 24v Petrol V6 230kW Convertible RWD [04/07 - 12/09]. NISSAN 350Z Z33 3.5L VQ35HR DOHC 24v Petrol V6 230kW Coupe RWD [04/07 - 12/08]. XTRA COOL GOLD is suitable for use in all vehicles not requiring anti-freeze protection, both petrol and diesel.