Recommended spark plugs by APR to be used with the mk7 platform when tuned
Upgrading the spark plugs with Denso Iridium IKH24, gapped to 0.024" ±0.002" (0.6mm ±0.05mm) with a change interval of 10-15,000 mi or 16-24,000 km is required for engine longevity and safety.
