8M2018369 Mercury NGK ITR4A15 Laser Iridium spark plugs
We currently have 4 in stock.
NGK ITR4A15
Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than platinum providing the strongest ignitability and the longest life possible.
Applicable to original equipment found on many late models I/O and Stern Drives. Check your repair manual/diagram before purchasing. SOLD Individually.
