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10 Best automotive replacement spark plugs of 2026
Explore top picks
Best Choice1
Clicked 8 times in the last monthNGKNGK Spark Plug SILZKR7B11 9723 Pack of 6
9.7Exceptional
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Value for Money2
ACDelcoACDelco 41-962 Professional Platinum Spark Plug, (8)
Key specs-
Electrode Material:Double platinum point pad
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OEM Number:41-962
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Performance:Maximized durability and resistance
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Core Material:Pure copper core
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Compatibility:ACDelco GM Original Equipment
9.6Exceptional
Our Rating
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3
NGKNGK LKAR7BIX-11S Iridium IX Spark Plug (93501 Iridium Ix), 4 Pack
Key specs-
Electrode Material:Iridium
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OEM Number:93501
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Performance:Extreme ignitability
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Core Material:Iridium alloy
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Compatibility:High performance engines
9.5Excellent
Our Rating
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4
WJAUTOWJAUTO Iridium Spark Plugs 8 Pack, Pre-Gapped OEM Replacement for Cadillac CTS, Chevrolet Silverado 2500 HD 3500, Suburban 2500, Camaro, Corvette, GMC Sierra 2500 HD 3500, Yukon XL 2500
9.2Excellent
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5
NGKNGK # 3186 G-Power Platinum Spark Plugs TR5GP - 8 PCSNEW
Key specs-
Electrode Material:Platinum
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OEM Number:3186
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Performance:Wider heat range
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Core Material:Platinum
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Compatibility:N/A
9.1Excellent
Our Rating
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6
NGKNGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix), 4 Pack
Key specs-
Electrode Material:Iridium
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OEM Number:93175
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Performance:Extreme ignitability
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Core Material:Iridium
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Compatibility:High performance engines
9.0Excellent
Our Rating
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7
WJAUTOWJAUTO Iridium Spark Plugs 4 Pack, Pre-Gapped Sparkplugs OEM Replacement for Toyota Camry Corolla Highlander Matrix RAV4 Solara Lexus HS250h Pontiac Vibe Scion tC xB L4 1.8L 2.4L
8.7Very Good
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8
NGKNGK 6619 Iridium Spark Plugs LFR6AIX-11-6 PCSNEW
Key specs-
Electrode Material:Iridium
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OEM Number:LFR6AIX-11
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Performance:Wide heat range
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Core Material:N/A
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Compatibility:N/A
8.6Very Good
Our Rating
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9
Denso6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT
8.4Good
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10
NGKNGK Iridium IX Spark Plug LFR5AIX-11 (4 Pack) Compatible With TOYOTA CAMRY LE 2010-2014 2.5L/2494cc
8.3Good
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