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Ignition Coil

3426 items

Replace a weak ignition coil before misfires, rough starts, or poor acceleration turn into bigger engine trouble. Find coils for everyday repair and maintenance.

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3 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC03103 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0310
A-Premium®Part # APIC0310
3 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0310
4.6625 Reviews
$55.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018 - 2021 Ford EcoSport, 2018 - 2021 Ford EcoSport, 2015 - 2018 Ford Focus, 2014 - 2017 Ford Fiesta
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QWLT
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4 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0466
A-Premium®Part # APIC0466
4 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0466
4.6625 Reviews
$75.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2017 - 2022 Hyundai Ioniq, 2017 - 2022 Kia Niro
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #10046X24
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1 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0340
A-Premium®Part # APIC0340
1 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0340
4.6625 Reviews
$32.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 - 2022 Buick Encore, 2018 - 2024 Chevrolet Equinox, 2018 - 2023 GMC Terrain, 2017 - 2019 Chevrolet Cruze, 2017 - 2018 Chevrolet Cruze, 2016 - 2024 Chevrolet Malibu, 2016 - 2019 Buick Encore, 2016 - 2019 Chevrolet Volt
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002Q234
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4 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0274
A-Premium®Part # APIC0274
4 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0274
4.6625 Reviews
$89.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2012 - 2012 Subaru Impreza, 2011 - 2012 Subaru Forester
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002REX7
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0984
A-Premium®Part # APIC0984
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0984
4.6625 Reviews
$122.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2020 - 2021 Mitsubishi Fuso Canter FE180, 2019 - 2021 Mitsubishi Fuso Canter FE160, 2016 - 2019 Chevrolet LCF 4500, 2016 - 2019 Chevrolet Suburban 3500 HD, 2016 - 2018 Chevrolet LCF 3500, 2015 - 2015 Chevrolet Camaro, 2014 - 2020 Chevrolet Express 2500, 2014 - 2020 Chevrolet Express 3500, 2014 - 2017 Chevrolet SS, 2014 - 2015 Chevrolet Camaro, 2013 - 2020 GMC Savana 3500, 2013 - 2013 Cadillac Escalade, 2013 - 2013 Chevrolet Silverado 1500, 2012 - 2015 Isuzu NPR-HD, 2012 - 2012 Chevrolet Suburban 2500, 2011 - 2017 Chevrolet Caprice, 2011 - 2017 Chevrolet Express 2500, 2011 - 2016 Isuzu NPR, 2011 - 2012 GMC Sierra 1500, 2011 - 2011 Workhorse Custom Chassis W62
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Item LocatedUnited States
ColorBlue
ConditionNew
item #100268P2
Note
It comes with Square Coil.
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4 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC1372
A-Premium®Part # APIC1372
4 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC1372
4.6625 Reviews
$59.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2021 - 2023 Kia Seltos, 2020 - 2023 Kia Soul, 2019 - 2021 Hyundai Veloster, 2018 - 2024 Kia Forte, 2018 - 2021 Hyundai Kona, 2017 - 2020 Kia Optima, 2017 - 2020 Kia Optima, 2017 - 2017 Kia Forte, 2017 - 2017 Kia Forte Koup, 2016 - 2019 Hyundai Sonata, 2016 - 2019 Hyundai Sonata, 2016 - 2016 Kia Optima, 2015 - 2020 Hyundai Elantra, 2015 - 2015 Hyundai Sonata
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Item LocatedUnited States
ColorBlue
ConditionNew
item #10183Y5R
Note
For Kia Forte 2017, this item fits MFI, not fit DI.
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6 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1081
A-Premium®Part # APIC1081
6 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1081
4.6625 Reviews
$96.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2024 - 2024 Nissan Pathfinder, 2022 - 2023 Infiniti QX60, 2022 - 2023 Nissan Maxima, 2022 - 2023 Nissan Murano, 2022 - 2023 Nissan Pathfinder, 2016 - 2021 Nissan Maxima, 2015 - 2020 Nissan Pathfinder, 2014 - 2020 Infiniti QX60, 2014 - 2018 Infiniti Q50, 2014 - 2018 Infiniti Q70, 2014 - 2014 Nissan Maxima, 2014 - 2014 Nissan Pathfinder, 2013 - 2013 Infiniti JX35, 2013 - 2013 Infiniti M35h, 2013 - 2013 Nissan Maxima, 2013 - 2013 Nissan Pathfinder, 2012 - 2012 Infiniti M35h, 2011 - 2017 Nissan Quest, 2011 - 2012 Infiniti G25, 2009 - 2021 Nissan Murano
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Quantity6
Item LocatedUnited States
ColorYellow
ConditionNew
item #100269TD
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0458
A-Premium®Part # APIC0458
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0458
4.6625 Reviews
$125.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2010 - 2016 Porsche Panamera, 2008 - 2018 Porsche Cayenne
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Item LocatedUnited States
Installation PositionFront Side
ColorRed
ConditionNew
item #1002R9GU
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1458
A-Premium®Part # APIC1458
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1458
4.6625 Reviews
$135.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2024 - 2024 Chevrolet Silverado 2500 HD, 2022 - 2023 Cadillac CT5, 2022 - 2022 Chevrolet Silverado 1500 LTD, 2022 - 2022 Chevrolet Silverado 1500 LTD, 2022 - 2022 GMC Sierra 1500 Limited, 2022 - 2022 GMC Sierra 1500 Limited, 2022 - 2022 Isuzu NQR, 2022 - 2022 Isuzu NRR, 2021 - 2023 Chevrolet Express 2500, 2021 - 2023 Chevrolet Express 3500, 2021 - 2023 Chevrolet LCF 3500, 2021 - 2023 GMC Savana 2500, 2021 - 2023 GMC Savana 3500, 2021 - 2021 Chevrolet Express 4500, 2021 - 2021 GMC Savana 4500, 2020 - 2023 Chevrolet Silverado 2500 HD, 2020 - 2023 Chevrolet Silverado 3500 HD, 2020 - 2023 GMC Sierra 2500 HD, 2020 - 2023 GMC Sierra 3500 HD, 2020 - 2023 GMC Yukon
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Quantity8
Item LocatedUnited States
ColorRed
ConditionNew
item #10154R2X
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3 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0086
A-Premium®Part # APIC0086
3 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0086
4.6625 Reviews
$71.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2011 - 2012 Ram 1500, 2011 - 2011 Ram Dakota, 2009 - 2012 Dodge Nitro, 2009 - 2012 Jeep Liberty, 2009 - 2010 Dodge Dakota, 2009 - 2010 Dodge Ram 1500, 2009 - 2010 Jeep Commander, 2009 - 2010 Jeep Grand Cherokee, 2009 - 2009 Dodge Durango, 2009 - 2009 Mitsubishi Raider
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QD03
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0496
A-Premium®Part # APIC0496
1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0496
4.6625 Reviews
$28.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2017 - 2018 Volkswagen Tiguan Limited, 2015 - 2018 Audi Q3, 2015 - 2018 Audi Q3 Quattro, 2014 - 2015 Audi TT Quattro, 2014 - 2015 Audi TTS Quattro, 2013 - 2017 Audi A5 Quattro, 2013 - 2017 Audi Q5, 2013 - 2016 Audi A4 allroad, 2013 - 2016 Audi A4 Quattro, 2013 - 2016 Audi allroad, 2013 - 2016 Audi RS5, 2013 - 2015 Audi A6 Quattro, 2013 - 2013 Volkswagen Beetle, 2013 - 2013 Volkswagen Jetta, 2012 - 2015 Audi A6, 2012 - 2014 Volkswagen Beetle, 2012 - 2014 Volkswagen Passat, 2012 - 2013 Audi TT Quattro, 2012 - 2013 Audi TT RS Quattro, 2012 - 2013 Audi TTS Quattro
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002PDYK
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4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC1000
A-Premium®Part # APIC1000
4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC1000
4.6625 Reviews
$72.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2023 - 2023 Ford Mustang, 2022 - 2022 Ford EcoSport, 2019 - 2020 Ford Fusion, 2018 - 2018 Ford Special Service Police Sedan, 2017 - 2019 Ford Explorer, 2017 - 2018 Ford Fusion, 2017 - 2017 Ford Fusion, 2017 - 2017 Ford Special Service Police Sedan, 2017 - 2017 Jaguar XE, 2016 - 2018 Ford Focus, 2016 - 2017 Ford Taurus, 2016 - 2016 Ford Explorer, 2015 - 2020 Ford Mustang, 2015 - 2019 Lincoln MKC, 2015 - 2019 Lincoln MKC, 2015 - 2017 Land Rover Discovery Sport, 2015 - 2015 Ford Explorer, 2014 - 2016 Ford Special Service Police Sedan, 2013 - 2021 Ford EcoSport, 2013 - 2020 Lincoln MKZ
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Quantity4
Item LocatedUnited States
ColorBlue
ConditionNew
item #100274KL
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6 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1224
A-Premium®Part # APIC1224
6 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1224
4.6625 Reviews
$97.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2012 - 2012 Honda Crosstour, 2011 - 2017 Honda Odyssey, 2010 - 2014 Acura TSX, 2010 - 2011 Honda Accord Crosstour, 2009 - 2014 Acura TL, 2009 - 2014 Acura TL, 2009 - 2012 Acura RL, 2008 - 2012 Honda Accord, 2008 - 2010 Honda Odyssey, 2008 - 2010 Honda Odyssey
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Quantity6
Item LocatedUnited States
ColorRed
ConditionNew
item #1002LNE1
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1454
A-Premium®Part # APIC1454
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1454
4.6625 Reviews
$66.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2023 - 2024 Mazda 3, 2023 - 2024 Mazda CX-5, 2023 - 2024 Mazda CX-50, 2022 - 2022 Mazda 3, 2022 - 2022 Mazda CX-5, 2020 - 2024 Mazda CX-30, 2020 - 2021 Mazda 3, 2020 - 2020 Toyota Yaris, 2019 - 2021 Mazda CX-5, 2018 - 2020 Mazda 6, 2018 - 2018 Mazda CX-5, 2017 - 2017 Mazda 5, 2016 - 2024 Mazda MX-5 Miata, 2016 - 2023 Mazda CX-9, 2016 - 2021 Mazda CX-3, 2016 - 2018 Mazda 3 Sport, 2014 - 2019 Mazda 3, 2014 - 2017 Mazda 6, 2014 - 2017 Mazda CX-5, 2014 - 2014 Mazda 3 Sport
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Item LocatedUnited States
ColorRed
ConditionNew
item #1015HE04
Note
【Note-1】Fit Mazda 3 2012-2013, CX-30 2020-2024, CX-50 2023-2024 With Skyactiv Technology.
【Note-2】Fit Mazda 3 2020-2021, CX-30 2020-2024,  CX-5 2018 Without Cylinder Deactivation.
【Note-3】For Mazda 6 2018-2020, CX-5 2019-2021, 2023-2024 fits the model with Turbocharged, not with Naturally Aspirated.
【Note-4】Please check the compatibility Carefully before placing an order.
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6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0256
A-Premium®Part # APIC0256
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0256
4.6625 Reviews
$94.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018 - 2020 Volkswagen Atlas, 2012 - 2018 Volkswagen Passat, 2009 - 2017 Volkswagen Touareg, 2009 - 2016 Volkswagen CC, 2009 - 2010 Audi Q7, 2009 - 2010 Volkswagen Passat, 2009 - 2010 Volkswagen Passat CC
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002PA9L
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1 pc Ignition Coil | 2-Blade Terminal | A-Premium IC0109
A-Premium®Part # IC0109
1 pc Ignition Coil | 2-Blade Terminal | A-Premium IC0109
4.6625 Reviews
$16.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2010-2013 Ford Transit Connect, 2010-2010 Ford Transit, 2009-2012 Ford EcoSport, 2008-2008 Mazda Tribute, 2007-2011 Ford Focus, 2005-2011 Ford Focus, 2005-2008 Ford Escape, 2005-2008 Mercury Mariner, 2005-2006 Mazda Tribute, 2005-2005 Mazda 6, 2004-2005 Mazda 3, 2004-2005 Mazda 3, 2003-2007 Ford Focus
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Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QDDW
Note
【Note-1】for 2005 Mazda 6, fits Automatic Transmission Only .
【Note-2】 for 2005 Mazda 6, without Distributor, California.
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0980
A-Premium®Part # APIC0980
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0980
4.6625 Reviews
$137.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2009 Workhorse R26, 2007 - 2009 Workhorse W21, 2007 - 2009 Workhorse Custom Chassis W24, 2007 - 2008 Workhorse Custom Chassis R26, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 HD Classic, 2007 - 2007 Chevrolet Silverado 2500 HD, 2007 - 2007 Chevrolet Silverado 2500 HD Classic, 2007 - 2007 Chevrolet Silverado 3500 Classic, 2007 - 2007 Chevrolet Silverado 3500 Classic, 2007 - 2007 Chevrolet Silverado 3500 HD, 2007 - 2007 GMC Sierra 1500 Classic, 2007 - 2007 GMC Sierra 1500 HD Classic, 2007 - 2007 GMC Sierra 2500 HD Classic, 2007 - 2007 GMC Sierra 2500 HD Classic, 2007 - 2007 GMC Sierra 3500 Classic, 2007 - 2007 GMC Sierra 3500 HD, 2007 - 2007 Workhorse W62
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Quantity8
Item LocatedUnited States
ColorBlue
ConditionNew
item #10026VPA
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1137
A-Premium®Part # APIC1137
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1137
4.6625 Reviews
$134.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2011 - 2011 Mercedes-Benz SLK55 AMG, 2009 - 2015 Mercedes-Benz G550, 2008 - 2012 Mercedes-Benz GL550, 2008 - 2011 Mercedes-Benz ML550, 2008 - 2011 Mercedes-Benz S450, 2007 - 2012 Mercedes-Benz GL450, 2007 - 2012 Mercedes-Benz SL550, 2007 - 2011 Mercedes-Benz CLS550, 2007 - 2011 Mercedes-Benz E550, 2007 - 2011 Mercedes-Benz S550, 2007 - 2010 Mercedes-Benz CL550, 2007 - 2009 Mercedes-Benz CLK550
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Quantity8
Item LocatedUnited States
ColorRed
ConditionNew
item #1002LQG8
Show less
4 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0055
A-Premium®Part # IC0055
4 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0055
4.6625 Reviews
$57.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2011 Buick Lucerne, 2007 - 2011 Cadillac DTS, 2007 - 2010 Cadillac STS, 2007 - 2010 Cadillac STS, 2007 - 2009 Cadillac SRX, 2007 - 2009 Cadillac XLR, 2007 - 2009 Cadillac XLR
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002PHNV
Show less
1 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0121
A-Premium®Part # APIC0121
1 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC0121
4.6625 Reviews
$26.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2012 - 2015 Nissan NV2500, 2012 - 2015 Nissan NV3500, 2008 - 2015 Nissan Titan, 2008 - 2012 Nissan Pathfinder, 2007 - 2015 Nissan Armada, 2007 - 2010 INFINITI QX56
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002Q877
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Page 17 of 172

Premium Automotive Ignition Coils | Restore Engine Power & Fuel Efficiency

Are you experiencing rough idling, engine misfires, or a sudden drop in fuel economy? It might be time for an ignition coil replacement. As a heart of your vehicle's ignition system, a reliable automotive ignition coil transforms your battery's low voltage into the thousands of volts required to create an electric spark in the spark plugs, keeping your engine running smoothly.

At A-Premium, we provide OE-matching car ignition coil solutions designed to eliminate misfires, restore lost horsepower, and ensure reliable cold starts in any weather condition.

Anatomy of an A-Premium engine ignition coil

Anatomy of an A-Premium Engine Ignition Coil

To understand what makes a high-performance engine ignition coil, let’s look inside its core engineering:

  1. Integrated Driving Circuit: Features a compact, smart-integrated electronic chip at the top of the coil to ensure precise ignition timing and robust thermal resistance.
  2. Superior Quality Components & Materials: Wrapped with high-grade copper wire and premium epoxy resin insulation to prevent voltage leaks and withstand extreme under-hood heat.
  3. Rigorously Tested & Inspected: 100% factory stress-tested against thermal shock and vibration to guarantee long-lasting durability.
  4. Diagonal Windings Technology: Eliminates heavy, sectioned bobbins through advanced space-saving diagonal winding, significantly reducing the overall size and weight while maximizing energy output.

Our Advantages: Built for Real-World Driving Scenarios

Our automotive ignition coil lineup is engineered to solve everyday driving pains:

  • The Daily Commute (Stop-and-Go Traffic): Misfires often happen when idling at red lights. Our coils deliver stable, continuous voltage output, eliminating rough idles and ensuring seamless acceleration.
  • Extreme Weather Performance: Cheap coils crack under freezing winter temperatures or intense summer engine heat. Our high-dielectric epoxy coatings prevent micro-cracks, ensuring your engine fires up instantly on the first crank.
  • Fuel & Emission Savings: A weak spark leads to unburnt fuel. Upgrading your worn car ignition coil ensures complete combustion, optimizing your MPG and helping you pass emissions tests effortlessly.

Smart Buyer’s Guide: How to Choose the Best Ignition Coil

Navigating the market for an engine ignition coil can be confusing. Here is what smart buyers look for to get the perfect match:

1. Matching by Vehicle Make & Fitment (The #1 Priority)

Ignition systems are highly sensitive. A generic coil will cause error codes. Most users search and filter by their vehicle’s specific Year, Make, and Model, such as Ford EcoBoost, Honda VTEC, or Toyota VVT-i systems. Always use our fitment selector at the top of the page to find the exact OEM specification for your car.

2. When to Buy an Ignition Coil & Spark Plug Kit? (The Smart Money Move)

Should you buy them together? 90% of mechanics recommend it.

  • The Reason: A worn, old spark plug has a wider gap, which forces the engine ignition coil to work twice as hard to bridge that gap. This extra workload overheats the coil and burns it out prematurely.
  • The Strategy: If your vehicle has crossed 80,000 miles and you are doing an ignition coil replacement, always buy a complete coil and spark plug kit. It saves you from tearing down the engine twice and protects your new investment.

Replacement Checklist: When to Replace vs. When to Keep

Not every engine hiccup requires a new coil. Use this quick checklist to decide your next move:

Time to Replace if:

  • You have a confirmed OBD-II trouble code between P0300 to P0308, indicating a specific cylinder misfire.
  • The plastic housing of the coil shows visible hairline cracks, melting, or burning.
  • Your vehicle has passed 100,000 miles, as ignition coils are wear items and generally degrade after this milestone.

Do NOT Replace Yet if:

  • Your car won't crank at all. This is usually a dead battery or starter motor issue, not the ignition coil.
  • You have a misfire code but haven't checked for oil leaks. Often, a leaking valve cover gasket floods the spark plug well with oil, causing a short circuit. Simply cleaning the oil and replacing the gasket might fix the issue without needing a new coil.

Frequently Asked Questions (FAQ)

Can I replace just one faulty ignition coil, or should I replace them all at once?

If your vehicle has low mileage, replacing just the single failed car ignition coil is perfectly fine. However, if your car has over 80,000 miles, all the coils have experienced the same amount of heat and stress. When one fails, the others are usually close behind. Replacing the whole set at once ensures consistent engine balance and saves on future labor costs.

What are the most common symptoms of a failing engine ignition coil?

The most prominent signs include a flashing Check Engine Light, sudden engine shaking, especially at idle or under load, poor fuel economy, backfiring, and a noticeable hesitation or jerking when you step on the gas pedal.

How long does a typical automotive ignition coil last?

High-quality OEM-grade ignition coils are built to last between 80,000 to 100,000 miles. However, exposure to excessive engine vibration, oil leaks from a failing valve cover gasket, or neglected, worn-out spark plugs can drastically shorten their lifespan.

Will changing my ignition coils improve my gas mileage?

Yes. If your current coils are weak or failing, they create incomplete combustion in the cylinders, meaning your engine is literally throwing away unburnt fuel through the exhaust. Performing an ignition coil replacement restores 100% combustion efficiency, bringing your fuel economy back to factory-fresh levels.

Is it safe to drive with a misfiring ignition coil?

No, you should avoid it. Driving with a failed ignition coil means unburnt raw fuel is entering your exhaust system. This fuel will quickly ignite inside your catalytic converter, overheating it and melting its internal structure. A catalytic converter replacement is significantly more expensive than a simple ignition coil swap.

Related Blogs

P0353 Code: Ignition Coil C Circuit Causes and Fixes

Diagnose P0353 Ignition Coil C Circuit faults with this guide. Learn causes, symptoms, and fixes for misfires. Includes coil swap tests, wiring checks, and cost estimates to resolve issues safely and avoid catalytic converter damage.

Oct 19, 2026