STM Coil-On-Plug Ignition for Evo 4-8 with GTR NGK Coils K&N • Accurate control of boost

• Accurate control of boost over 24 psi

• Walbro GSS341 (*1)

Includes a 1 gallon tank

• Sparco Street Series

STM Coil-On-Plug Ignition for Evo 4-8 with GTR NGK Coils K&N • Accurate control of boostThis STM Coil On Plug (COP) Ignition System for the Evo 4 5 6 7 8 features the R35 GTR NGK coils that can support up to 800 horsepower! If you are at the limits of your current ignition, this is the next step up! Shipping Times: 2 4 Weeks These COP kits are hand assembled and recently we've been waiting on components for them to be completed. Accounting for build and wait time, these kits typically ship in 2 4 weeks, sometimes sooner! Vehicle Fitment: