NGK Racing R6725-11 Competition Spark Plug – 13B / 20B
NGK Racing R7420-10 Competition Spark Plug – RX-7 / 13B / 20B
Mazda RX-7 FD3S Haltech IGN1A Ignition Coil Kit – 13B-REW
NGK BUR9EQP 5255 Laser Platinum Spark Plug – Mazda RX-7 13B-REW
