1650cc (160 lbs hr at 43.5 PSI fuel pressure) FIC Fuel Injector Clinic Injector Set for Mustang GT (2005+) GT350 (2015 2016) Boss 302 (2012 2013) Cobra (1999 2004) (High Z) (is403 1650h) shep one k angle cut tip angle cut tip But of course the IPD Y Pipe (and Plenum) raise the performance bar even higher for Porsche driving enthusiasts who seek fighter jet performance from their German Turbo missiles This can be done by soldering in the pigtails (included with purchase) to replace the plugs currently on your harness or you can choose to purchase the optional plug n play adaptors which will convert from the type of plugs on these injectors to the plugs on your harness without any need for cutting or soldering