Store: BKR9EIX Spark Plugs x4Store/Ignition Upgrades (Coil on Plug kit's)£42In stock Add More Add to BagGo to CheckoutProduct DetailsConsidered the "Go to" spark plug for turbo and supercharged MX5's with more than 14PSI. New plugs (4), ready to fit.Show MoreHave questions? Message UsShare this product with your friendsShareSharePin itBKR9EIX Spark Plugs x4Store/Ignition Upgrades (Coil on Plug kit's)