{"product_id":"deatschwerks-dwk18u-00-0550-4-2006-2015-miata-550cc-injectors","title":"DeatschWerks 06+ Miata 550CC Top Feed Injectors","description":"\u003ch4\u003eConsistent Fuel Delivery for Built NC Miatas\u003c\/h4\u003e\n\u003cp\u003eFactory injectors on the NC Miata are sized for stock power levels and quickly become a bottleneck once a turbo, supercharger, or larger throttle body enters the picture. The DWK18U-00-0550-4 set swaps in a matched quartet of DeatschWerks 550cc injectors built on the versatile 60mm EV14 body, giving tuners the extra flow needed to safely support higher boost and horsepower goals.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSet of 4 fuel injectors rated at 550cc per minute\u003c\/li\u003e\n\u003cli\u003eBosch EV14 60mm long body design for broad engine bay compatibility\u003c\/li\u003e\n\u003cli\u003e100 percent new Denso manufactured internals, not remanufactured\u003c\/li\u003e\n\u003cli\u003eFlow balanced and matched within 1 to 2 percent across the set\u003c\/li\u003e\n\u003cli\u003eHigh impedance coil design matches OEM ECU wiring without a resistor box\u003c\/li\u003e\n\u003cli\u003eCenter axis conical spray pattern for improved atomization and idle quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment Table\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2006-2015\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003eMX-5 Miata\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eDWK18U-00-0550-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDeatschWerks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Rate\u003c\/td\u003e\n\u003ctd\u003e550cc per minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eBosch EV14, 60mm long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003eHigh impedance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eSet of 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eDeatschWerks Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e4 DeatschWerks 550cc EV14 fuel injectors\u003c\/li\u003e\n\u003cli\u003eInjector O-rings\u003c\/li\u003e\n\u003cli\u003eDeatschWerks flow match report\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout DeatschWerks\u003c\/h4\u003e\n\u003cp\u003eDeatschWerks designs and manufactures fuel system components for the automotive aftermarket from its facility in Oklahoma City. Since 2004 the brand has built a reputation for precisely flow matched injectors, high output fuel pumps, and complete fuel system solutions covering sport compact, modern muscle, and Euro platforms.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the DWK18U-00-0550-4?\u003c\/strong\u003e\n\u003cp\u003eThe DWK18U-00-0550-4 is a set of four DeatschWerks 550cc per minute fuel injectors built on the Bosch EV14 60mm long body, sized for 2006-2015 Mazda MX-5 Miata NC applications running upgraded power levels.\u003c\/p\u003e\n\u003cstrong\u003eHow much power can these injectors support?\u003c\/strong\u003e\n\u003cp\u003e550cc injectors typically support builds well beyond stock naturally aspirated output and are commonly chosen for turbocharged or supercharged NC Miata setups.\u003c\/p\u003e\n\u003cstrong\u003eAre these injectors flow matched?\u003c\/strong\u003e\n\u003cp\u003eYes, every set is flow tested and balanced to within 1 to 2 percent variance before shipping.\u003c\/p\u003e\n\u003cstrong\u003eWill these work with my factory ECU?\u003c\/strong\u003e\n\u003cp\u003eThese are high impedance injectors designed to work with OEM style ECU wiring without needing a resistor box, though tuning is required for proper fueling.\u003c\/p\u003e\n\u003cstrong\u003eDo these injectors require a tune?\u003c\/strong\u003e\n\u003cp\u003eYes, installing larger injectors requires updating your fuel tables through a standalone or tunable ECU to avoid running excessively rich or lean.\u003c\/p\u003e\n\u003cstrong\u003eWhat spray pattern do these injectors use?\u003c\/strong\u003e\n\u003cp\u003eThey use a center axis conical spray pattern for improved atomization and smoother idle compared to older single hole designs.\u003c\/p\u003e\n\u003cstrong\u003eAre these new or remanufactured injectors?\u003c\/strong\u003e\n\u003cp\u003eThese are 100 percent new, Denso manufactured injectors, not remanufactured or reconditioned units.\u003c\/p\u003e\n\u003cstrong\u003eDo I need an adapter to install these on my Miata?\u003c\/strong\u003e\n\u003cp\u003eThe 60mm EV14 body is sized to match common stock injector heights on many applications, but always verify clearance and fuel rail fitment before installation.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRelieve fuel system pressure before beginning work\u003c\/li\u003e\n\u003cli\u003eDisconnect the negative battery terminal\u003c\/li\u003e\n\u003cli\u003eRemove the fuel rail with injectors attached\u003c\/li\u003e\n\u003cli\u003eRemove factory injectors from the fuel rail and discard old O-rings\u003c\/li\u003e\n\u003cli\u003eInstall new O-rings on the DeatschWerks injectors and lubricate lightly\u003c\/li\u003e\n\u003cli\u003eSeat the new injectors into the fuel rail and reinstall the rail assembly\u003c\/li\u003e\n\u003cli\u003eReconnect the negative battery terminal and update injector data in your ECU\u003c\/li\u003e\n\u003cli\u003eCheck for fuel leaks before starting the engine\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"DeatschWerks","offers":[{"title":"Default Title","offer_id":46136557699151,"sku":"DWK18U-00-0550-4","price":358.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/deatschwerks-dwk18u-00-0550-4-06-15-miata-550cc-injectors-1.webp?v=1784659642","url":"https:\/\/www.blackopsautoworks.com\/products\/deatschwerks-dwk18u-00-0550-4-2006-2015-miata-550cc-injectors","provider":"Black Ops Auto Works","version":"1.0","type":"link"}