Original Denso item, Made in USA (Acura) Direct fitment to OEM K series Fuel rail Fits B/D/F/H - series with an aftermarket fuel rail (with RDX Injector adaptor) 410cc flow rate 4 piece set We can provide original Invoice from Manufacturer

Original Denso Sparkplugs 5 Heat Range Perfect for applications up to 300hp 6 Heat Range Perfect for applications from stock to 400hp 7 Heat Range Perfect for applications from 400 to 500hp Price is for one Sparkplug Made in Japan Denso Spark Plugs are used as Original ones for Toyota, Suzuki, Nissan and others

Original Denso Sparkplugs 6 Heat Range Perfect for applications from stock to 400hp 7 Heat Range Perfect for applications from 400 to 500hp 8 Heat Range Perfect for applications from 500 to 700hp Price is for one Sparkplug Pre gapped to 0.8mm for GT-R and 1.1mm for 370Z, 350Z Made in Japan Service Life - 100,000 km