NGK Iridium IX Spark Plug - 14 mm Thread 0.985" Reach Tapered Seat - Stock Number 6510 473 After decades of demonstrating our

After decades of demonstrating our resilience on and off the track

Its larger diameter will allow for a simpler install

This design gives you an incredibly strong control arm that greatly improves performance

3 or 5 in Coil-Over Springs

NGK Iridium IX Spark Plug - 14 mm Thread 0.985" Reach Tapered Seat - Stock Number 6510 473 After decades of demonstrating ourProduct Description: Spark Plug NGK Iridium IX 14 mm Thread 0. 985 in Reach Tapered Seat Stock Number 6510 Resistor Sold Individually With over 80 years of automotive expertise, we are driven by extreme dedication to performance and quality. From OEM to aftermarket, our people push the boundaries of innovation to bring the latest technologies to market under the NGK and NTK brands. Since 1936, NGK Spark Plugs has been the world leader in technology,