quick view Choose Options SPEED PERF6RMANC3 SPEED PERF6RMANC3 Secondary Injection Fuel Kit For Mazda MZR-DISI (2) MSRP: $1,402.00 $1,236.00 Fuel has, is, and always will be the most limiting factor of any direct injection platform. Some OEM’s have resorted to using a combination of direct injection (DI) and port injection... Choose Options Add to Wish List Add to My Wish List Create New Wish List