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Looking for aftermarket parts to modify or upgrade your KTM 300 EXC with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.
 IN STOCK 5044The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® the ideal choice for any performance enthusiast. Iridium's high melting point is perfectly suited to today's high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.... NGK Iridium Spark Plug Box of 4 (BR8EIX) 1996-1996 KTM 300 EXC Base $55.51 |
 OUT OF STOCK 3520The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® the ideal choice for any performance enthusiast. Iridium's high melting point is perfectly suited to today's high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.... NGK Iridium IX Spark Plug Box of 4 (BR8ECMIX) 1998-2005 KTM 300 EXC Base $74.01 |
 IN STOCK 3981The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® the ideal choice for any performance enthusiast. Iridium's high melting point is perfectly suited to today's high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.... NGK Iridium Premium Spark Plug Box of 4 (BR9EIX) 1990-1995 KTM 300 EXC Base $55.51 |
 IN STOCK 3130NGK Racing Series plugs are engineered to withstand the harshest engine conditions.... NGK Racing Spark Plug Box of 4 (BR8EG) 1996-1996 KTM 300 EXC Base $47.85 |
IN STOCK 3530NGK Racing Series plugs are engineered to withstand the harshest engine conditions.... NGK Racing Spark Plug Box of 4 (B9EG) 1990-1990 KTM 300 EXC Base $42.48 |
 IN STOCK 3035NGK standard plugs are constructed for longer life and optimum performance.... NGK Standard Spark Plug Box of 10 (BR8ECM) 1998-2005 KTM 300 EXC Base $146.20 |