Best NGK Products
The top-scoring NGK products in our catalog, ranked by CarCareTruth's independent CCT score. 15 NGK products scored. No paid placements; rankings update as scores change.
Top 5 NGK products by overall score
Laser Iridium SILFR6A11 Spark Plug
CCT 7.5/10Health 9.5/10
Safest NGK products by health score
Ranked by ingredient-chemistry health score, not overall CCT. Useful when low-VOC, low-asthmagen, or PFAS-free formulations matter more than peak performance.
Iridium IX BKR6EIX Spark Plug (4-Pack)
CCT 6.9/10Health 9.5/10