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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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Walker Products 921-2121 Ignition CoilWalker Products 921-2121 Ignition Coil
Walker ProductsPart # 921-2121
Walker Products 921-2121 Ignition Coil
4.330 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2005-2006 Toyota Corolla, 2003-2006 Pontiac Vibe, 2003-2006 Toyota Matrix, 2000-2005 Toyota Celica
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Quantity1
Item LocatedUnited States
Part interchange
921-2121, 50242, IC-508, GN10333, 88970216, 89057979, 12401, C685, 
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item #1001L37L
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Walker Products 928-3055-8 Ignition Coil Set
Walker ProductsPart # 928-3055-8
Walker Products 928-3055-8 Ignition Coil Set
4.330 Reviews
$310.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022-2022 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 GMC Sierra 2500 HD, 2022-2022 GMC Sierra 2500 HD, 2022-2022 GMC Sierra 2500 HD, 2022-2022 GMC Sierra 3500 HD, 2022-2022 GMC Sierra 3500 HD, 2022-2022 GMC Sierra 3500 HD, 2022-2022 GMC Sierra 3500 HD, 2021-2022 Cadillac Escalade, 2021-2022 Cadillac Escalade ESV, 2021-2022 Chevrolet Camaro, 2021-2022 Chevrolet Corvette, 2021-2022 Chevrolet Express 2500, 2021-2022 Chevrolet Express 3500, 2021-2022 Chevrolet Express 4500, 2021-2022 Chevrolet LCF 3500
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QuantityOne Set
Item LocatedUnited States
Part interchange
928-3055-8, 50227, IC-282, 38418, 8125706160, 12611424, 12713668, 12570616, 
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item #1001P2G0
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Walker Products 928-4098-6 Ignition Coil Set
Walker ProductsPart # 928-4098-6
Walker Products 928-4098-6 Ignition Coil Set
4.330 Reviews
$154.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013-2013 BMW 328i xDrive, 2012-2013 BMW 328i, 2012-2013 BMW 328i, 2012-2013 BMW 328i, 2012-2013 BMW 328i, 2012-2012 BMW 328i, 2012-2012 BMW X3, 2012-2012 BMW X3, 2012-2012 BMW X3, 2012-2012 BMW X3, 2011-2011 BMW X3, 2011-2011 BMW X3, 2011-2011 BMW X3, 2009-2012 BMW 328i xDrive, 2009-2011 BMW Z4, 2009-2010 BMW 135i, 2009-2010 BMW 528i xDrive, 2009-2010 BMW Z4, 2008-2013 BMW 128i, 2008-2011 BMW 528i
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QuantityOne Set
Item LocatedUnited States
Part interchange
928-4098-6
item #1001P43R
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Walker Products 921-2089 Ignition Coil
Walker ProductsPart # 921-2089
Walker Products 921-2089 Ignition Coil
4.330 Reviews
$48.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019-2019 Toyota Highlander, 2019-2019 Toyota Highlander, 2018-2022 Lexus RX350L, 2018-2022 Lexus RX450hL, 2017-2022 Lexus RX350, 2017-2022 Toyota Highlander, 2017-2019 Toyota Highlander, 2017-2019 Toyota Highlander, 2017-2019 Toyota Highlander, 2017-2019 Toyota Highlander, 2017-2019 Toyota Highlander, 2017-2019 Toyota Highlander, 2016-2022 Lexus RX450h, 2014-2020 Toyota Sienna, 2013-2022 Toyota Avalon, 2011-2013 Toyota Sienna, 2010-2015 Lexus RX450h, 2009-2015 Toyota Venza, 2008-2016 Toyota Highlander, 2007-2024 Lexus ES350
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Quantity1
Item LocatedUnited States
Part interchange
921-2089, 50099, IC-509, 48726, GN10366, 4T9, 12430, C701, 
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item #1001L60K
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Walker Products 928-4094-4 Ignition Coil Set
Walker ProductsPart # 928-4094-4
Walker Products 928-4094-4 Ignition Coil Set
4.330 Reviews
$179.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2020-2020 Nissan Rogue, 2019-2019 Nissan Sentra, 2018-2018 Nissan Sentra, 2017-2019 Nissan Rogue, 2017-2017 Nissan Sentra, 2016-2016 Nissan Murano, 2015-2016 Nissan Rogue, 2015-2016 Nissan Sentra, 2014-2017 INFINITI QX60, 2014-2015 Nissan Rogue Select, 2014-2014 Nissan NV200, 2014-2014 Nissan NV200, 2014-2014 Nissan Pathfinder, 2014-2014 Nissan Sentra, 2013-2013 Nissan NV200, 2012-2018 Nissan March, 2012-2014 Nissan Tiida, 2012-2012 Nissan Versa, 2011-2013 Nissan Sentra, 2009-2014 Nissan Cube
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QuantityOne Set
Item LocatedUnited States
Part interchange
928-4094-4, 50255, IC-1101, 38403, GN10241, 5C1895, 5C1506, 224481KT0A, 
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item #1001P689
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Walker Products 921-2107 Ignition Coil, Front Side
Walker ProductsPart # 921-2107
Walker Products 921-2107 Ignition Coil, Front Side
4.330 Reviews
$46.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2020-2020 Nissan Rogue, 2017-2019 Nissan Rogue, 2017-2019 Nissan Sentra, 2016-2016 Nissan Murano, 2015-2019 INFINITI Q70L, 2015-2016 Nissan Rogue, 2015-2016 Nissan Sentra, 2014-2019 INFINITI Q70, 2014-2017 INFINITI QX60, 2014-2015 Nissan Rogue Select, 2014-2014 INFINITI QX70, 2014-2014 Nissan NV200, 2014-2014 Nissan NV200, 2014-2014 Nissan Pathfinder, 2014-2014 Nissan Sentra, 2013-2013 INFINITI M56, 2013-2013 Nissan NV200, 2012-2018 Nissan March, 2012-2014 Nissan Tiida, 2012-2012 Nissan Versa
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Quantity1
Item LocatedUnited States
Installation PositionFront
Part interchange
921-2107, 50255, IC-1101, GN10241, 22448ED000, 22448JA00A, 22448JA00C, 224481KT0A, 
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item #1001L5HU
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Walker Products 928-4065-4 Ignition Coil Set
Walker ProductsPart # 928-4065-4
Walker Products 928-4065-4 Ignition Coil Set
4.330 Reviews
$147.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2008 Toyota Corolla, 2007-2008 Toyota Matrix, 2005-2006 Toyota Corolla, 2005-2006 Toyota Corolla, 2005-2006 Toyota Corolla, 2003-2006 Toyota Matrix, 2003-2006 Toyota Matrix, 2000-2005 Toyota Celica, 2000-2005 Toyota MR2 Spyder, 2000-2004 Toyota Corolla
Check if this fits your vehicle
Quantity4
Item LocatedUnited States
Part interchange
928-4065-4, 50070, GN10314, 94859441, 5970C0, 5970C1, 89057938, 597088, 
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item #1001P6YN
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Walker Products 928-4052-8 Ignition Coil Set
Walker ProductsPart # 928-4052-8
Walker Products 928-4052-8 Ignition Coil Set
4.330 Reviews
$145.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2007 Chrysler Aspen, 2006-2007 Jeep Commander, 2006-2007 Mitsubishi Raider, 2002-2007 Dodge Ram 1500, 2000-2007 Dodge Dakota, 2000-2007 Dodge Durango, 1999-2007 Jeep Grand Cherokee
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QuantityOne Set
Item LocatedUnited States
Part interchange
928-4052-8, 50065, 56028138, 56028138AB, 56028138AE, 56028138BA, 56028138AD, 56028138AF, 
...View more
item #1001P7HA
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Walker Products 928-3050-3 Ignition Coil Set
Walker ProductsPart # 928-3050-3
Walker Products 928-3050-3 Ignition Coil Set
4.330 Reviews
$73.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006-2008 Buick Lucerne, 2005-2009 Buick LaCrosse, 2005-2008 Pontiac Grand Prix, 2005-2005 Pontiac Montana, 2004-2005 Buick Rendezvous, 2004-2005 Pontiac Bonneville, 2002-2003 Buick Rendezvous, 2001-2005 Pontiac Aztek, 2000-2005 Chevrolet Impala, 2000-2003 Chevrolet Malibu, 1999-2005 Pontiac Grand Am, 1999-2004 Oldsmobile Alero, 1999-2004 Pontiac Montana, 1999-1999 Oldsmobile Intrigue, 1998-1998 Oldsmobile Intrigue, 1997-2005 Buick Century, 1997-2005 Chevrolet Venture, 1997-1999 Chevrolet Malibu, 1997-1999 Oldsmobile Cutlass, 1997-1998 Oldsmobile Regency
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QuantityOne Set
Item LocatedUnited States
Part interchange
928-3050-3, IC-30, DC-63, D576, 1103662, 1103744, 10467067, 10477602, 
...View more
item #1001P3AK
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Walker Products 921-92015 Ignition Coil
Walker ProductsPart # 921-92015
Walker Products 921-92015 Ignition Coil
4.330 Reviews
$50.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2002-2006 Toyota Camry, 2002-2003 Toyota Sienna, 2001-2003 Toyota Highlander, 2001-2001 Toyota Sienna, 2000-2004 Toyota Avalon, 1999-2003 Lexus ES300, 1999-2003 Lexus RX300
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Quantity1
Item LocatedUnited States
Part interchange
921-92015
item #1001LHA6
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Walker Products 921-2157 Ignition Coil
Walker ProductsPart # 921-2157
Walker Products 921-2157 Ignition Coil
4.330 Reviews
$33.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008-2010 Kia Optima, 2008-2009 Hyundai Santa Fe, 2007-2010 Kia Rondo, 2007-2007 Hyundai Santa Fe, 2007-2007 Kia Optima, 2006-2006 Kia Optima
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
921-2157, 48975, 273013E400, 273013E410, 12458, BB-2558, C782, C-782, 
...View more
item #1001L405
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Walker Products 928-4070-4 Ignition Coil Set
Walker ProductsPart # 928-4070-4
Walker Products 928-4070-4 Ignition Coil Set
4.330 Reviews
$117.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2002-2005 Honda Civic, 2001-2001 Honda Civic
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Quantity4
Item LocatedUnited States
Part interchange
928-4070-4, 50238, IC-698, 47221C, BOBHO002, 30520PGKA01, 30520PVFA01, 30520PVJA01, 
...View more
item #1001P2Z3
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Walker Products 920-1066 Ignition Coil
Walker ProductsPart # 920-1066
Walker Products 920-1066 Ignition Coil
4.330 Reviews
$76.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2010-2011 Chevrolet Impala, 2009-2011 Buick Lucerne, 2008-2014 Chevrolet Express 1500, 2008-2014 GMC Savana 1500, 2008-2010 Saturn Vue, 2008-2009 Chevrolet Equinox, 2008-2009 Pontiac Torrent, 2007-2013 Chevrolet Silverado 1500, 2007-2013 GMC Sierra 1500, 2007-2008 Saturn Aura, 2007-2007 Buick Rendezvous, 2006-2010 Pontiac G6, 2006-2009 Chevrolet Impala, 2006-2009 Chevrolet Impala, 2006-2009 Pontiac G6, 2006-2007 Chevrolet Malibu, 2006-2007 Chevrolet Monte Carlo, 2006-2007 Pontiac Torrent, 2006-2006 Buick Rendezvous, 2006-2006 Chevrolet Monte Carlo
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
920-1066, 50137, IC-72, 12568185, 12579177, 12587153, 12595088, 920-1066, 
...View more
item #1001L1VV
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Walker Products 920-1010 Ignition Coil
Walker ProductsPart # 920-1010
Walker Products 920-1010 Ignition Coil
4.330 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1993-1994 Ford F-700, 1992-1992 Ford F-700, 1988-1990 Ford FT800, 1988-1990 Jeep Wrangler, 1988-1989 Ford B-600, 1988-1988 Jeep J10, 1987-1991 Ford LTD Crown Victoria, 1987-1990 Jeep Wrangler, 1987-1990 Jeep Wrangler, 1987-1989 Mercury Grand Marquis, 1987-1987 Ford E-350 Econoline, 1987-1987 Ford Tempo, 1987-1987 Mercury Topaz, 1986-1990 Jeep Cherokee, 1986-1990 Jeep Comanche, 1986-1987 Ford F-150, 1986-1987 Ford F-150, 1986-1987 Ford F-150, 1986-1987 Jeep Wagoneer, 1986-1986 Ford LTD
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
920-1010, 5190, 33004522, 8933004522, D5AZ12029A, DG-314, IC-21, FCV-52, 
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item #1001L4KG
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Walker Products 920-1006 Ignition Coil
Walker ProductsPart # 920-1006
Walker Products 920-1006 Ignition Coil
4.330 Reviews
$36.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2007 Chevrolet Silverado 1500 Classic, 2007-2007 GMC Sierra 1500 Classic, 2004-2004 Chevrolet S10, 2004-2004 GMC Sonoma, 2003-2007 Chevrolet Express 1500, 2003-2007 GMC Savana 1500, 2003-2005 Chevrolet Blazer, 2002-2002 Chevrolet Blazer, 2000-2006 Chevrolet Express 2500, 2000-2002 Chevrolet Express 2500, 2000-2002 Chevrolet Express 2500, 2000-2000 Chevrolet C3500HD, 2000-2000 GMC Yukon, 1999-2006 Chevrolet Silverado 1500, 1999-2006 GMC Sierra 1500, 1999-2000 Cadillac Escalade, 1999-2000 Chevrolet C3500HD, 1999-2000 GMC C3500HD, 1999-2000 GMC C3500HD, 1999-1999 Chevrolet C1500 Suburban
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
920-1006, 50007, IC-20, IC-58, D-577, 10489421, 19207138, 7B2, 
...View more
item #1001L3PH
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Walker Products 921-2015 Ignition Coil
Walker ProductsPart # 921-2015
Walker Products 921-2015 Ignition Coil
4.330 Reviews
$60.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2002-2006 Toyota Camry, 2002-2003 Toyota Sienna, 2001-2003 Toyota Highlander, 2001-2001 Toyota Sienna, 2000-2004 Toyota Avalon, 1999-2003 Lexus ES300, 1999-2003 Lexus RX300
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
921-2015, 50110, IC-511, GN10536, 1T6, 12899, C528, C-528, 
...View more
item #1001L68Z
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Walker Products 921-2155 Ignition Coil
Walker ProductsPart # 921-2155
Walker Products 921-2155 Ignition Coil
4.330 Reviews
$42.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2009-2010 Nissan Sentra, 2007-2010 Nissan Tiida, 2007-2008 Nissan Sentra
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
921-2155, IC-1128, GN10325, 7701065086, 12832, ZSE056, C679, C-679, 
...View more
item #1001L3LW
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Walker Products 928-4066-6 Ignition Coil Set
Walker ProductsPart # 928-4066-6
Walker Products 928-4066-6 Ignition Coil Set
4.330 Reviews
$253.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2002-2006 Toyota Camry, 2002-2003 Toyota Sienna, 2001-2003 Toyota Highlander, 2001-2001 Toyota Sienna, 2000-2004 Toyota Avalon, 1999-2003 Lexus ES300, 1999-2003 Lexus RX300
Check if this fits your vehicle
QuantityOne Set
Item LocatedUnited States
Part interchange
928-4066-6, 50110, GN10536, 1T6, 12899, C528, C-528, 133846, 
...View more
item #1001P701
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Walker Products 921-2007 Ignition Coil
Walker ProductsPart # 921-2007
Walker Products 921-2007 Ignition Coil
4.330 Reviews
$29.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008-2008 Ford Expedition, 2008-2008 Ford Explorer, 2008-2008 Ford Explorer Sport Trac, 2008-2008 Ford F-150, 2008-2008 Ford F-250 Super Duty, 2008-2008 Ford F-250 Super Duty, 2008-2008 Ford F-350 Super Duty, 2008-2008 Ford F-350 Super Duty, 2008-2008 Ford F-450 Super Duty, 2008-2008 Ford F-550 Super Duty, 2008-2008 Ford Mustang, 2008-2008 Lincoln Mark LT, 2008-2008 Lincoln Navigator, 2008-2008 Mercury Mountaineer, 2007-2007 Ford Explorer Sport Trac, 2007-2007 Ford Mustang, 2006-2008 Ford F-53 Motorhome Chassis, 2006-2007 Ford Explorer, 2006-2007 Lincoln Mark LT, 2006-2007 Mercury Mountaineer
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
921-2007, 50082, 3L3E12A366CA, 3L3U12A366BB, 3L3U12A366CA, 3L3Z12029BA, GN10182, 7Q8, 
...View more
item #1001L15S
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Walker Products 928-4100-4 Ignition Coil Set
Walker ProductsPart # 928-4100-4
Walker Products 928-4100-4 Ignition Coil Set
4.330 Reviews
$180.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2019-2019 Toyota Corolla, 2018-2022 Toyota C-HR, 2017-2018 Toyota Corolla iM, 2016-2016 Scion iM, 2014-2018 Toyota Corolla, 2012-2017 Toyota Prius V, 2012-2015 Toyota Prius Plug-In, 2011-2017 Lexus CT200h, 2010-2015 Toyota Prius, 2009-2013 Toyota Corolla, 2009-2013 Toyota Matrix, 2009-2010 Pontiac Vibe, 2008-2014 Scion xD
Check if this fits your vehicle
QuantityOne Set
Item LocatedUnited States
Part interchange
928-4100-4, IC-518, IC-517, 40750, 47223C, GN10341, 5C1771, 94859442, 
...View more
item #1001P5VD
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Page 144 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