5 Best Spark Plugs for MK7 GTI Stage 2 Builds That Boost Real Performance
Stage 2 MK7 GTI demands strong spark plugs for clean power and smooth boost delivery. Stock plugs often struggle under higher boost and heat levels in tuned engines. Drivers feel misfires, rough idle, and weak throttle response when plugs fall behind demand. This guide highlights five spark plugs that handle extra pressure and keep combustion … Read more