These replacement springs are used with the STM Denso-style coil on plug (COP) ignition kits for Evo 4-8 and Evo 9. These little springs can get damaged with wear and use, but are super easy to replace! Sold individually as needed, price is for one spring.
Fits Evo 4-9 Denso Coil on Plug Ignition Kits
• Note this does NOT fit the GTR NGK Kits