{"product_id":"hks-super-fire-racing-m45","title":"HKS SUPER FIRE RACING M45","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e50003-M45\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 4957266720226\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS Super Fire Racing M45 Spark Plugs 1989-2002 Nissan Skyline GT-R RB26DETT, Toyota MR2 SW20 3S-GTE, Mazda RX-7 FD 13B-REW\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eHKS Super Fire Racing M45 spark plugs deliver precise ignition for high-revving JDM engines. These fit Nissan Skyline GT-R R32\/R33 RB26DETT, Toyota MR2 SW20 3S-GTE, Mazda RX-7 FD3S 13B-REW, Nissan Silvia S15 SR20DET, and similar turbocharged setups. Engineered for racing, they improve combustion for stronger throttle response and consistent power output under boost.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.4mm Pure Iridium Center Electrode:\u003c\/strong\u003e Creates focused spark kernel for full combustion even in lean mixtures and high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatinum Ground Electrode:\u003c\/strong\u003e Resists erosion for long service life over 40,000 miles in competition use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-Surface Discharge Design:\u003c\/strong\u003e Fires reliably in blow-by conditions from turbocharged or high-boost engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temp Resistant Insulator:\u003c\/strong\u003e Handles extreme cylinder temps without pre-ignition in tuned motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM45 Heat Range:\u003c\/strong\u003e Matches demanding applications like RB26DETT and 3S-GTE for optimal thermal control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSold as single plug, order set of 6 for inline-6 or 4 for inline-4 engines.\u003c\/li\u003e\n\u003cli\u003eFactory gap 0.7-0.8mm, verify and adjust for custom tunes.\u003c\/li\u003e\n\u003cli\u003eShips in protective foam insert box, 3.5 x 1.5 x 1.5 inches, 0.11 lbs net weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eTorque to 18-21 ft-lbs (25Nm) with anti-seize on threads.\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM coils and HKS ignition systems, inspect plug wires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-1994\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eGT-R R32 RB26DETT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1995-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eGT-R R33 RB26DETT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2002\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSilvia\u003c\/td\u003e\n\u003ctd\u003eS15 Spec-R SR20DET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1988-1992\u003c\/td\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eMR2\u003c\/td\u003e\n\u003ctd\u003eSW20 3S-GTE Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-2002\u003c\/td\u003e\n\u003ctd\u003eMazda\u003c\/td\u003e\n\u003ctd\u003eRX-7\u003c\/td\u003e\n\u003ctd\u003eFD3S 13B-REW Twin Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1994-1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSilvia\u003c\/td\u003e\n\u003ctd\u003eS14 SR20DET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-1994\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSilvia\u003c\/td\u003e\n\u003ctd\u003eS13 SR20DET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose HKS?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMotorsport-proven in Super GT and D1GP racing series.\u003c\/li\u003e\n\u003cli\u003ePrecision manufacturing from forged materials for reliability.\u003c\/li\u003e\n\u003cli\u003eEngineered in Japan for JDM engines with decades of tuning expertise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will M45 fit R34 Skyline GT-R RB26DETT?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Best for R32\/R33 GT-R, use HKS M40 for R34 due to higher compression and boost levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material construction?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Pure iridium center electrode 0.4mm, platinum ground strap 0.8mm, nickel-plated shell for corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e HKS limited warranty against defects, contact distributor for claims with proof of purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or USPS Priority\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Compact individual box 3.5x1.5x1.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.11 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":43793480679503,"sku":"HKS50003-M45","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-super-fire-racing-m45-hks.jpg?v=1767417821","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-super-fire-racing-m45","provider":"Black Ops Auto Works","version":"1.0","type":"link"}