This 4 pack DENSO Standard U-Groove Spark Plug is compatible with Toyota 4Runner 1999, 1998, 1997, 1996 2.7L L4
Genuine DENSO parts. Experience DENSO Standard U-Groove spark plugs. A larger spark translates to more power and superior fuel economy. DENSO delivers all-round vehicle performance to a wide range of OE vehicles
MAXIMUM PERFORMANCE: DENSO Standard U-Groove spark plugs are pre-fired to ensure reliable operation. A copper core center electrode provides superior thermal conductivity. The unique five-rib insulator decreases voltage loss
IMPROVED DURABILITY: These replacement spark plugs feature a dual copper and glass seal which bonds the center electrode and insulator together for a tight seal. Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
GENUINE QUALITY: All DENSO spark plugs are direct replacement auto parts, and include original packaging. Confirm vehicle fitment with Amazon Confirmed Fit