View our Specials! Coupon Code: SaveIn2026
Koni Suspension Sale
X
Vehicle Set: Click here to shop All Mitsubishi Eclipse parts.

In-Stock Mitsubishi Eclipse Spark Plugs

Looking for in-stock aftermarket parts to modify or upgrade your Mitsubishi Eclipse 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:

Show all parts

NGK Iridium

NGK
NGK Iridium 2756
IN STOCK
2756
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 (BKR6E-11)
1999-1999 Mitsubishi Eclipse GS / RS
2000-2000 Mitsubishi Eclipse GT
$37.31
Details
NGK Iridium 3764
IN STOCK
3764
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 Spark Plug Box of 4 (BKR6EIX-11)
1999-1999 Mitsubishi Eclipse GS / RS
2000-2000 Mitsubishi Eclipse GT
$55.51
Details
NGK Iridium 6341
IN STOCK
6341
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 Stock Heat Spark Plugs Box of 4 (BKR5EIX)
2004-2005 Mitsubishi Eclipse GT / Spyder GT
$55.51
Details
NGK Iridium 6418
IN STOCK
6418
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 Spark Plug Box of 4 (BKR6EIX)
1995-1998 Mitsubishi Eclipse GS / RS
1996-1997 Mitsubishi Eclipse Base
2003-2005 Mitsubishi Eclipse GTS / Spyder GTS
2006-2012 Mitsubishi Eclipse GT
2007-2012 Mitsubishi Eclipse Spyder GT
2008-2008 Mitsubishi Eclipse SE
$55.51
Details

NGK Iridium IX

NGK
NGK Iridium IX 3903
IN STOCK - LOW
3903
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 (BPR6EIX-11)
1990-1994 Mitsubishi Eclipse Base / GS
$55.51
Details
NGK Iridium IX 93893
IN STOCK
93893
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 (LFR6AIX)
2006-2012 Mitsubishi Eclipse GS
2007-2011 Mitsubishi Eclipse Spyder GS
2008-2008 Mitsubishi Eclipse SE
2010-2012 Mitsubishi Eclipse GS Sport
2012-2012 Mitsubishi Eclipse SE / Spyder GS Sport / Spyder SE
$55.51
Details

NGK Iridium/Platinum

NGK
NGK Iridium/Platinum 6741
IN STOCK
6741
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/Platinum Spark Plug Box of 4 (IFR6E-11)
1999-1999 Mitsubishi Eclipse GS / RS
2000-2000 Mitsubishi Eclipse GT
$70.82
Details

NGK Other

NGK
NGK Other 93420
IN STOCK - LOW
93420
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 (LFR6BHX)
2006-2012 Mitsubishi Eclipse GS
2007-2011 Mitsubishi Eclipse Spyder GS
2008-2008 Mitsubishi Eclipse SE
2010-2012 Mitsubishi Eclipse GS Sport
2012-2012 Mitsubishi Eclipse SE / Spyder GS Sport / Spyder SE
$68.68
Details

NGK Ruthenium HX

NGK
NGK Ruthenium HX 95159
IN STOCK
95159
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 (FR6BHX-S)
1997-1997 Mitsubishi Eclipse Base
1997-1999 Mitsubishi Eclipse GS / RS
2003-2005 Mitsubishi Eclipse GTS / Spyder GTS
$68.68
Details
NGK Ruthenium HX 96457
IN STOCK
96457
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 (FR5BHX)
1997-1999 Mitsubishi Eclipse Spyder GS
2000-2004 Mitsubishi Eclipse RS
2000-2005 Mitsubishi Eclipse GS
2001-2005 Mitsubishi Eclipse Spyder GS
$68.68
Details

NGK Standard Spark Plugs

NGK
NGK Standard Spark Plugs 6364
IN STOCK - LOW
6364
NGK standard plugs are constructed for longer life and optimum performance....
NGK Standard Spark Plug Box of 4 (BKR6ES)
1995-1998 Mitsubishi Eclipse GS / RS
1996-1997 Mitsubishi Eclipse Base
2003-2003 Mitsubishi Eclipse GTS / Spyder GTS
2006-2012 Mitsubishi Eclipse GT
2007-2012 Mitsubishi Eclipse Spyder GT
2008-2008 Mitsubishi Eclipse SE
$35.52
Details

NGK Traditional

NGK
NGK Traditional 5553
IN STOCK
5553
NGK standard plugs are constructed for longer life and optimum performance....
NGK Traditional Spark Plug Box of 4 (BKR6ES-11)
1999-1999 Mitsubishi Eclipse GS / RS
2000-2000 Mitsubishi Eclipse GT
$35.52
Details
NGK Traditional 7131
IN STOCK
7131
NGK standard plugs are constructed for longer life and optimum performance....
NGK Traditional Spark Plug Box of 4 (BPR6ES)
1990-1994 Mitsubishi Eclipse GS / GST
$35.52
Details

NGK V-Power

NGK
NGK V-Power 6427
IN STOCK
6427
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 (BPR6EY)
1990-1994 Mitsubishi Eclipse GS / GST / GSX
$35.13
Details
NGK V-Power 6962
IN STOCK
6962
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 (BKR6E)
1995-1998 Mitsubishi Eclipse GS / RS
1996-1997 Mitsubishi Eclipse Base
2003-2005 Mitsubishi Eclipse GTS / Spyder GTS
$36.60
Details