DENSO Auto Parts Spark Plug P/N:4078

Fire every power stroke reliably with the DENSO Auto Parts Spark Plug (P/N 4010). This spark plug drops in as a direct-fit replacement for the 1996-2006 Kawasaki EX250F Ninja 250R, the 2009 KTM 65...

Spark Plug Iridium PowerWorld’s smallest 0.4mm iridium center electrode for improved spark for maximum combustion. U-Groove and taper cut ground electrodes to maximize flame propagation. Variety of...

Spark Plug StandardPatented U-Groove technology on the ground electrode allows for a larger flame front and improved ignitability. Copper core center electrode for superior thermal conductivity...

Spark Plug StandardPatented U-Groove technology on the ground electrode allows for a larger flame front and improved ignitability. Copper core center electrode for superior thermal conductivity...

Fire a reliable spark on every stroke with the DENSO Spark Plug 4130. It's a direct-fit replacement plug for a range of Suzuki motorcycles, including the 1986-1988 SUZUKI GSX-R1100, the 1988-1989...