NGK Iridium BKR4EIX Spark Plugs 2009-mazda-rx-8-esi2644291 This groundbreaking development provides Turbosmart

This groundbreaking development provides Turbosmart customers the data they need to monitor their vehicle's performance more accurately than ever before

500in Fan Spacer Stud Kit

RaceQuip Black SFI-5 Jacket - Medium

These rotors provide the highest cooling capacity and longest service life for extreme braking short tracks and road course competition

6 Bore Gloss Bronze Wheel

NGK Iridium BKR4EIX Spark Plugs 2009-mazda-rx-8-esi2644291 This groundbreaking development provides TurbosmartNGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high