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2003 Ford Focus Spark Plugs

Looking for aftermarket parts to modify or upgrade your 2003 Ford Focus with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.

Spark Plug Parts:

Only show in-stock parts

NGK G-Power

NGK
NGK G-Power 5019
IN STOCK
5019
NGK G-Power Series offers the performance and durability of platinum at a competitive price. Fine wire platinum tipped center electrode reduces required voltage for better starts, superior acceleration and increased fuel economy....
NGK G-Power Platinum Spark Plug Box of 4 (LTR5GP)
2000-2004 Ford Focus SE / ZTS / ZX3
2002-2004 Ford Focus SVT / ZTW / ZX5
$48.43
Details
NGK G-Power 7159
OUT OF STOCK
7159
NGK G-Power Series offers the performance and durability of platinum at a competitive price. Fine wire platinum tipped center electrode reduces required voltage for better starts, superior acceleration and increased fuel economy....
NGK G-Power Spark Plug Box of 4 (TR55-1GP)
2000-2003 Ford Focus SE
2000-2004 Ford Focus LX
$40.63

NGK Iridium IX

NGK
NGK Iridium IX 3692
OUT OF STOCK
3692
The 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 (TR65IX)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2006 Ford Focus ZX3 / ZX5
$54.25
NGK Iridium IX 7316
OUT OF STOCK
7316
The 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 (TR55-1IX)
2000-2003 Ford Focus SE
2000-2004 Ford Focus LX
$54.25

NGK Iridium Long Life

NGK
NGK Iridium Long Life 4477
OUT OF STOCK
4477
NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines....
NGK Iridium Long Life Spark Plug Box of 4 (IR6F-13)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2006 Ford Focus ZX3 / ZX5
$69.16

NGK Laser Platinum

NGK
NGK Laser Platinum 2467
OUT OF STOCK
2467
NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idel, superior anti fouling, improved fuel efficiency and lower emissions....
NGK Laser Platinum Spark Plug Box of 4 (PTR5A-13)
2000-2004 Ford Focus SE / ZTS / ZX3
2002-2004 Ford Focus SVT / ZTW / ZX5
$59.25
NGK Laser Platinum 5598
OUT OF STOCK
5598
NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idel, superior anti fouling, improved fuel efficiency and lower emissions....
NGK Laser Platinum Spark Plug Box of 4 (PTR6D-13)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2005 Ford Focus ZX3 / ZX5
$64.69

NGK Ruthenium HX

NGK
NGK Ruthenium HX 92714
IN STOCK - LOW
92714
NGK Ruthenium HX is designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) design promotes spark energy concentration and ignites a wider range of air-fuel ratios, offering improved performance in rich or lean engine conditions....
NGK Ruthenium HX Spark Plug Box of 4 (TR6AHX)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2006 Ford Focus ZX3 / ZX5
$66.88
Details

NGK Single

NGK
NGK Single 4344
OUT OF STOCK
4344
The 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 Single Iridium Spark Plug Box of 4 (LTR5IX-11)
2000-2004 Ford Focus SE / ZTS / ZX3
2002-2004 Ford Focus SVT / ZTW / ZX5
$54.25
NGK Single 5141
OUT OF STOCK
5141
NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines....
NGK Single Platinum Spark Plug Box of 4 (TR6GP)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2006 Ford Focus ZX3 / ZX5
$40.63

NGK V-Power

NGK
NGK V-Power 2683
OUT OF STOCK
2683
NGK V-Power plugs feature a unique v-cut in the center electrode that directs the spark to the edge of the electrode, helping the spark develop more rapidly, increasing ignitability and reducing quenching....
NGK V-Power Spark Plug Box of 4 (TR55-1)
2000-2003 Ford Focus SE
2000-2004 Ford Focus LX
$35.99
NGK V-Power 4177
IN STOCK
4177
NGK V-Power plugs feature a unique v-cut in the center electrode that directs the spark to the edge of the electrode, helping the spark develop more rapidly, increasing ignitability and reducing quenching....
NGK V-Power Spark Plug Box of 4 (TR6)
2003-2004 Ford Focus LX / SE / ZTS / ZTW
2003-2006 Ford Focus ZX3 / ZX5
$35.12
Details