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Ignition Coil

826 items

Shop precise fit replacement Ignition Coil to maintain and improve your vehicle's performance. Find the right parts for your make and model, backed by excellent customer service at A-Premium.

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1 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC01001 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0100
A-Premium®Part # APIC0100
1 pc Ignition Coil | 4-Pin Terminal | A-Premium APIC0100
4.746 Reviews
CA$38.99
CA$42.99
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3-year warranty
90 days free return
Fits 2000 - 2006 GMC Yukon, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2003 - 2006 Chevrolet Suburban 1500, 2004 - 2004 Chevrolet Express 3500, 2007 - 2007 Chevrolet Silverado 3500 HD, 2001 - 2002 Chevrolet Silverado 2500, 2003 - 2003 GMC Sierra 3500, 2001 - 2002 Chevrolet Silverado 2500, 2003 - 2006 GMC Yukon XL 2500, 2003 - 2005 GMC Savana 3500, 2007 - 2007 GMC C7500 Topkick, 2001 - 2003 Chevrolet Silverado 1500 HD, 2004 - 2007 Isuzu NPR-HD, 1999 - 2000 Chevrolet Silverado 2500, 2007 - 2007 GMC Sierra 3500 HD, 2003 - 2006 Chevrolet Suburban 2500, 2003 - 2009 GMC C5500 Topkick, 2003 - 2005 Chevrolet Express 2500, 2002 - 2006 Chevrolet Silverado 1500, 2007 - 2007 Chevrolet Silverado 1500 Classic
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Item LocatedCanada
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002PX9L
Note
【Note-1】It comes with Square Ignition Coil, Not Round.
【Note-2】For 2000-2001 Chevrolet Silverado 1500 fits the model with Mexico Emissions System.
【Note-3】For 2003-2005 GMC Savana 3500 V8 6.0L fits GAS Only, Not CNG.
【Note-4】For 2003 GMC Sierra 3500 V8 6.0L fits GAS Only, Not CNG.
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1356
A-Premium®Part # APIC1356
1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1356
4.746 Reviews
CA$95.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2005 - 2009 Hyundai Tucson, 2005 - 2010 Kia Sportage
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Quantity1
Item LocatedUnited States
ColorBlue
ConditionNew
item #10183ZEA
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8 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1447
A-Premium®Part # APIC1447
8 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1447
4.746 Reviews
CA$119.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2014 Lincoln Navigator, 2008 - 2008 Ford Explorer Sport Trac, 2008 - 2008 Mercury Mountaineer, 2009 - 2010 Ford Explorer, 2008 - 2008 Lincoln Navigator, 2007 - 2008 Ford F-150, 2009 - 2014 Ford Expedition, 2021 - 2021 Ford F-650, 2009 - 2010 Ford F-350 Super Duty, 2008 - 2008 Ford Explorer, 2008 - 2008 Ford F-250 Super Duty, 2009 - 2010 Ford F-150, 2021 - 2021 Ford F-750, 2009 - 2009 Ford F-250 Super Duty, 2009 - 2010 Mercury Mountaineer, 2021 - 2021 Ford F-650, 2009 - 2010 Ford Explorer Sport Trac, 2009 - 2010 Ford Mustang, 2008 - 2008 Ford Expedition, 2009 - 2010 Ford F-150
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Quantity8
Item LocatedUnited States
ColorRed
ConditionNew
item #1018400U
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0714
A-Premium®Part # APIC0714
1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0714
4.746 Reviews
CA$39.99
CA$44.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1991 - 1994 Eagle Talon, 1991 - 1994 Mitsubishi Eclipse, 1990 - 1991 Mitsubishi Galant, 1992 - 1992 Mitsubishi Galant, 1993 - 1993 Mitsubishi Galant, 1991 - 1992 Mitsubishi Mirage, 1991 - 1994 Plymouth Laser
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Quantity1
Item LocatedCanada
ColorBlack
ConditionNew
item #1004R8LQ
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1 pc Ignition Coil | 2-Bolt Terminal | A-Premium APIC0716
A-Premium®Part # APIC0716
1 pc Ignition Coil | 2-Bolt Terminal | A-Premium APIC0716
4.746 Reviews
CA$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2002 - 2004 Hyundai Sonata
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Quantity1
Item LocatedCanada
ColorBlack
ConditionNew
item #1004R611
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6 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0724
A-Premium®Part # APIC0724
6 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0724
4.746 Reviews
CA$132.99
CA$147.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2020 Jaguar XF, 2017 - 2019 Jaguar XE, 2014 - 2019 Jaguar XJ, 2017 - 2020 Jaguar F-Pace, 2014 - 2021 Jaguar F-Type
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Quantity6
Item LocatedCanada
ColorBlack
ConditionNew
item #1004R7AS
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6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0410
A-Premium®Part # APIC0410
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0410
4.746 Reviews
CA$97.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2018 Porsche Cayenne, 2015 - 2016 Porsche Macan, 2014 - 2016 Porsche Panamera
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Item LocatedCanada
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002RESE
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0881
A-Premium®Part # APIC0881
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0881
4.746 Reviews
CA$79.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2016 - 2018 Audi A3 Sportback e-tron, 2019 - 2022 Bentley Bentayga, 2023 - 2023 Bentley Continental, 2019 - 2022 Lamborghini Urus, 2019 - 2019 Volkswagen Golf R, 2013 - 2013 Volkswagen Jetta, 2016 - 2019 Volkswagen Jetta, 2019 - 2021 Volkswagen Jetta, 2022 - 2023 Volkswagen Jetta
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Quantity4
Item LocatedCanada
ColorBlack
ConditionNew
item #1000PP99
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8 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1077
A-Premium®Part # APIC1077
8 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1077
4.746 Reviews
CA$184.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2021 - 2023 Jeep Wrangler, 2012 - 2022 Dodge Charger, 2011 - 2024 Ram 1500, 2006 - 2009 Dodge Ram 3500, 2011 - 2025 Dodge Durango, 2006 - 2010 Jeep Grand Cherokee, 2012 - 2014 Chrysler 300, 2009 - 2022 Dodge Challenger, 2015 - 2022 Dodge Challenger, 2014 - 2022 Ram 4500, 2007 - 2009 Chrysler Aspen, 2018 - 2021 Jeep Grand Cherokee, 2021 - 2021 Dodge Durango, 2012 - 2013 Ram 2500, 2023 - 2024 Dodge Durango, 2018 - 2024 Dodge Durango, 2006 - 2010 Dodge Ram 2500, 2011 - 2018 Ram 2500, 2006 - 2023 Dodge Charger, 2022 - 2023 Jeep Wagoneer
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Quantity8
Item LocatedCanada
ColorYellow
ConditionNew
item #10026H7L
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1043
A-Premium®Part # APIC1043
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1043
4.746 Reviews
CA$100.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2010 - 2016 Buick LaCrosse, 2011 - 2013 Buick Regal, 2011 - 2017 Buick Regal, 2013 - 2016 Buick Verano, 2012 - 2017 Buick Verano, 2012 - 2015 Chevrolet Captiva Sport, 2008 - 2010 Chevrolet Cobalt, 2007 - 2010 Chevrolet Cobalt, 2006 - 2008 Chevrolet Cobalt, 2010 - 2017 Chevrolet Equinox, 2008 - 2010 Chevrolet HHR, 2007 - 2011 Chevrolet HHR, 2006 - 2011 Chevrolet HHR, 2007 - 2008 Chevrolet Malibu, 2008 - 2014 Chevrolet Malibu, 2012 - 2014 Chevrolet Orlando, 2012 - 2012 Fisker Karma, 2010 - 2017 GMC Terrain, 2007 - 2010 Pontiac G5, 2007 - 2008 Pontiac G5
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Quantity4
Item LocatedCanada
ColorRed
ConditionNew
item #10026L9N
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0999
A-Premium®Part # APIC0999
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0999
4.746 Reviews
CA$97.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2020 - 2021 Mazda 3, 2020 - 2024 Mazda CX-30, 2018 - 2018 Mazda CX-5, 2012 - 2013 Mazda 3, 2014 - 2019 Mazda 3, 2022 - 2022 Mazda 3, 2023 - 2024 Mazda 3, 2017 - 2017 Mazda 5, 2014 - 2017 Mazda 6, 2018 - 2020 Mazda 6, 2014 - 2014 Mazda 3 Sport, 2014 - 2014 Mazda 3 Sport, 2016 - 2018 Mazda 3 Sport, 2016 - 2018 Mazda 3 Sport, 2016 - 2021 Mazda CX-3, 2013 - 2013 Mazda CX-5, 2014 - 2017 Mazda CX-5, 2019 - 2021 Mazda CX-5, 2022 - 2022 Mazda CX-5, 2023 - 2024 Mazda CX-5
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Quantity4
Item LocatedCanada
ColorBlue
ConditionNew
item #10026UUN
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4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1056
A-Premium®Part # APIC1056
4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1056
4.746 Reviews
CA$63.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2012 Lincoln MKZ, 2020 - 2020 Ford Police Responder Hybrid, 2013 - 2018 Ford C-Max, 2019 - 2019 Ford SSV Plug-In Hybrid, 2018 - 2020 Ford Fusion, 2009 - 2011 Mercury Mariner, 2009 - 2011 Mazda Tribute, 2013 - 2016 Ford Fusion, 2014 - 2015 Ford Fusion, 2010 - 2013 Ford Fusion, 2019 - 2020 Ford Fusion, 2010 - 2011 Mercury Milan, 2013 - 2020 Lincoln MKZ, 2014 - 2022 Ford Transit Connect, 2017 - 2017 Ford Fusion, 2019 - 2020 Ford Fusion, 2016 - 2016 Ford Fusion, 2017 - 2018 Ford Fusion, 2013 - 2016 Ford Fusion, 2020 - 2020 Ford SSV Plug-In Hybrid
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Item LocatedCanada
ColorRed
ConditionNew
item #100274DK
Note
FHEV Means FULL HYBRID EV-GAS, PHEV Means PLUG-IN HYBRID EV-GAS.
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1044
A-Premium®Part # APIC1044
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1044
4.746 Reviews
CA$82.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008 - 2008 Scion xB, 2006 - 2014 Toyota Tacoma, 2017 - 2018 Toyota Tacoma, 2019 - 2023 Toyota Tacoma, 2006 - 2011 Toyota Camry, 2010 - 2015 Scion xB, 2009 - 2009 Scion xB, 2024 - 2024 Toyota Tacoma, 2009 - 2010 Toyota Corolla, 2007 - 2008 Toyota Solara, 2005 - 2005 Toyota Tacoma, 2010 - 2010 Toyota 4Runner, 2009 - 2012 Toyota Matrix, 2015 - 2015 Toyota Tacoma, 2016 - 2016 Toyota Tacoma
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Quantity4
Item LocatedCanada
ColorRed
ConditionNew
item #100275D2
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4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0993
A-Premium®Part # APIC0993
4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0993
4.746 Reviews
CA$63.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2012 Lincoln MKZ, 2020 - 2020 Ford Police Responder Hybrid, 2013 - 2018 Ford C-Max, 2019 - 2019 Ford SSV Plug-In Hybrid, 2018 - 2020 Ford Fusion, 2009 - 2011 Mercury Mariner, 2009 - 2011 Mazda Tribute, 2013 - 2016 Ford Fusion, 2014 - 2015 Ford Fusion, 2010 - 2013 Ford Fusion, 2019 - 2020 Ford Fusion, 2010 - 2011 Mercury Milan, 2013 - 2020 Lincoln MKZ, 2014 - 2022 Ford Transit Connect, 2017 - 2017 Ford Fusion, 2019 - 2020 Ford Fusion, 2016 - 2016 Ford Fusion, 2013 - 2016 Ford Fusion, 2017 - 2018 Ford Fusion, 2020 - 2020 Ford SSV Plug-In Hybrid
Check if this fits your vehicle
Item LocatedCanada
ColorBlue
ConditionNew
item #10026SUN
Note
FHEV Means FULL HYBRID EV-GAS, PHEV Means PLUG-IN HYBRID EV-GAS.
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6 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0996
A-Premium®Part # APIC0996
6 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0996
4.746 Reviews
CA$155.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Ford Expedition, 2015 - 2017 Lincoln Navigator, 2015 - 2024 Ford Transit-250, 2013 - 2019 Ford Explorer, 2018 - 2019 Ford Police Interceptor Sedan, 2013 - 2016 Lincoln MKS, 2015 - 2024 Ford Transit-150, 2015 - 2024 Ford Transit-350 HD, 2015 - 2021 Ford Transit-350, 2014 - 2019 Ford Police Interceptor Utility, 2013 - 2019 Lincoln MKT, 2013 - 2017 Ford Police Interceptor Sedan, 2013 - 2019 Ford Flex, 2011 - 2016 Ford F-150, 2013 - 2016 Ford Taurus
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Quantity6
Item LocatedCanada
ColorBlue
ConditionNew
item #10020NUA
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4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC1610
A-Premium®Part # APIC1610
4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC1610
4.746 Reviews
CA$113.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2017 Honda Accord, 2015 - 2020 Acura TLX, 2016 - 2022 Acura ILX, 2015 - 2019 Honda CR-V
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Item LocatedUnited States
ColorYellow
ConditionNew
item #1015HD02
Note
Package Included: 4x Yellow Ignition Coils.
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1 pc Ignition Coil | 6-Blade Terminal | A-Premium APIC1374
A-Premium®Part # APIC1374
1 pc Ignition Coil | 6-Blade Terminal | A-Premium APIC1374
4.746 Reviews
CA$118.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006 - 2007 Chevrolet Impala, 2009 - 2011 Buick Lucerne, 2008 - 2009 Saturn Vue, 2005 - 2009 Chevrolet Equinox, 2006 - 2007 Buick Rendezvous, 2004 - 2010 Chevrolet Malibu, 2006 - 2009 Pontiac Torrent, 2005 - 2006 Chevrolet Uplander, 2006 - 2009 Chevrolet Uplander, 2005 - 2010 Pontiac G6, 2006 - 2009 Pontiac G6, 2008 - 2014 GMC Savana 1500, 2006 - 2007 Saturn Relay, 2005 - 2006 Buick Terraza, 2006 - 2007 Chevrolet Malibu, 2009 - 2014 Chevrolet Express 1500, 2006 - 2007 Buick Terraza, 2005 - 2006 Saturn Relay, 2006 - 2011 Chevrolet Impala, 2008 - 2013 GMC Sierra 1500
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Item LocatedUnited States
ColorBlue
ConditionNew
item #1015HHT3
Note
Package Included: 1x Blue Ignition Coils.
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6 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1479
A-Premium®Part # APIC1479
6 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1479
4.746 Reviews
CA$111.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006 - 2010 Kia Sedona, 2007 - 2017 Hyundai Azera, 2011 - 2013 Kia Sorento, 2009 - 2011 Kia Borrego, 2009 - 2010 Hyundai Sonata, 2007 - 2009 Hyundai Santa Fe, 2007 - 2012 Hyundai Veracruz, 2014 - 2014 Kia Sedona, 2014 - 2015 Kia Cadenza, 2006 - 2007 Hyundai Sonata, 2008 - 2009 Kia Sorento, 2011 - 2012 Kia Sedona, 2009 - 2016 Hyundai Genesis, 2013 - 2018 Hyundai Santa Fe, 2010 - 2016 Hyundai Genesis Coupe, 2006 - 2011 Hyundai Azera, 2007 - 2009 Kia Amanti, 2007 - 2008 Hyundai Entourage, 2014 - 2017 Kia Sorento, 2013 - 2019 Hyundai Santa Fe XL
Check if this fits your vehicle
Item LocatedUnited States
ColorYellow
ConditionNew
item #1015HH4A
Note
Package Included: 6x Yellow Ignition Coils.
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5 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1362
A-Premium®Part # APIC1362
5 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1362
4.746 Reviews
CA$151.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2005 - 2010 Volvo V50, 2004 - 2004 Volvo S60, 2016 - 2016 Volvo V60 Cross Country, 2007 - 2011 Volvo C30, 2006 - 2006 Volvo V70, 2006 - 2009 Volvo S60, 2005 - 2005 Volvo V70, 2005 - 2011 Volvo V50, 2006 - 2013 Volvo C70, 2015 - 2016 Volvo XC60, 2016 - 2016 Volvo S60 Cross Country, 2016 - 2016 Volvo XC70, 2004 - 2010 Volvo S40, 2007 - 2013 Volvo C30, 2015 - 2016 Volvo V60, 2004 - 2006 Volvo V70, 2005 - 2005 Volvo S60, 2012 - 2016 Volvo S60, 2007 - 2007 Volvo XC70, 2005 - 2009 Volvo S60
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Item LocatedUnited States
ColorBlue
ConditionNew
item #1015HCP5
Note
Package Included: 5x Blue Ignition Coils.
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4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1485
A-Premium®Part # APIC1485
4 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC1485
4.746 Reviews
CA$83.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2019 Kia Rio, 2012 - 2017 Kia Rio, 2013 - 2017 Hyundai Veloster, 2012 - 2012 Hyundai Veloster, 2017 - 2019 Kia Soul, 2012 - 2016 Kia Soul, 2012 - 2022 Hyundai Accent
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Item LocatedUnited States
ColorYellow
ConditionNew
item #1015HGAE
Note
Package Included: 4x Yellow Ignition Coils.
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Page 22 of 42

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.