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Mitsubishi Eclipse Ignition Coil

46 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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Spectra Premium C-570 Ignition CoilSpectra Premium C-570 Ignition Coil
Spectra PremiumPart # C-570
Spectra Premium C-570 Ignition Coil
52 Reviews
$29.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1995 Chrysler Cirrus, 1995-1996 Chrysler Neon, 1995-1996 Chrysler Sebring, 1995-1997 Chrysler Stratus, 1996-1996 Chrysler Cirrus, 1996-1996 Chrysler Sebring, 1995-1995 Dodge Neon, 1995-1995 Dodge Stratus, 1995-1995 Dodge Stratus, 1995-1996 Dodge Avenger, 1995-1996 Dodge Neon, 1995-1996 Dodge Neon, 1995-1996 Dodge Neon, 1995-1996 Dodge Neon, 1996-1996 Dodge Grand Caravan, 1996-1996 Dodge Neon, 1996-1996 Dodge Neon, 1996-1997 Dodge Caravan, 1997-1997 Dodge Grand Caravan, 1995-1995 Eagle Talon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
C-570, CUF125, CUF126, CUF7, 361156, 4609080, 88921290, 4671025, 
...View more
item #1000Z666
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Spectra Premium C-530 Ignition Coil
Spectra PremiumPart # C-530
Spectra Premium C-530 Ignition Coil
52 Reviews
$54.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2001-2003 Dodge Stratus, 2001-2003 Dodge Stratus, 2003-2005 Dodge Stratus, 2004-2005 Dodge Stratus, 1997-2002 Mitsubishi Mirage, 1999-2003 Mitsubishi Galant, 2000-2005 Mitsubishi Eclipse, 2002-2002 Mitsubishi Lancer, 2003-2005 Mitsubishi Outlander, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Lancer, 2005-2006 Mitsubishi Lancer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
C-530, CUF295, UF295T, UF295, 5151, 9212019, 230193, E298P, 
...View more
item #1000Z748
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Walker Products 921-2101 Ignition Coil
Walker ProductsPart # 921-2101
Walker Products 921-2101 Ignition Coil
4.226 Reviews
$52.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2006 Mitsubishi Galant, 2004-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Outlander, 2006-2012 Mitsubishi Eclipse, 2007-2011 Mitsubishi Galant
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
921-2101, 36-8089, IC-952, C1504, COP-283, MR994643, MD994643, MR994642, 
...View more
item #1001L1LQ
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Walker Products 921-92101 Ignition Coil
Walker ProductsPart # 921-92101
Walker Products 921-92101 Ignition Coil
4.226 Reviews
$61.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2006 Mitsubishi Galant, 2004-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Outlander, 2006-2012 Mitsubishi Eclipse, 2007-2011 Mitsubishi Galant
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
921-92101
item #1001LL05
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Spectra Premium C-702 Ignition Coil
Spectra PremiumPart # C-702
Spectra Premium C-702 Ignition Coil
52 Reviews
$67.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2006 Mitsubishi Lancer, 2004-2007 Mitsubishi Galant, 2006-2006 Mitsubishi Outlander, 2006-2012 Mitsubishi Eclipse, 2007-2007 Mitsubishi Galant, 2008-2008 Mitsubishi Galant, 2008-2016 Mitsubishi Montero, 2009-2009 Mitsubishi Galant, 2009-2009 Mitsubishi Galant, 2010-2012 Mitsubishi Galant
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
C-702, CUF532, UF532, UF532T, UF927, 9212101, 230123, E1032P, 
...View more
item #1000Z5XU
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Spectra Premium C-574 Ignition Coil
Spectra PremiumPart # C-574
Spectra Premium C-574 Ignition Coil
52 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1991-1993 Dodge Stealth, 1991-1996 Dodge Stealth, 1991-1996 Dodge Stealth, 1995-1998 Eagle Talon, 1996-1998 Land Rover Discovery, 1996-1998 Land Rover Range Rover, 1997-1997 Land Rover Defender 90, 1991-1996 Mitsubishi 3000GT, 1992-1995 Mitsubishi Diamante, 1994-1994 Mitsubishi Galant, 1995-1996 Mitsubishi Montero, 1995-1999 Mitsubishi Eclipse, 1995-1999 Mitsubishi Eclipse, 1996-1999 Mitsubishi Eclipse, 1997-1999 Mitsubishi 3000GT, 1997-1999 Mitsubishi 3000GT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
C-574, CUF143, UF143, 50004, 9201044, 230333, E622P, E622, 
...View more
item #1000Z2VD
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Walker Products 920-1088 Ignition Coil
Walker ProductsPart # 920-1088
Walker Products 920-1088 Ignition Coil
4.226 Reviews
$30.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1992-1994 Dodge Colt, 1992-1994 Eagle Summit, 1995-1996 Eagle Summit, 1990-1994 Mitsubishi Eclipse, 1993-1996 Mitsubishi Mirage, 1994-1994 Mitsubishi Expo LRV, 1990-1994 Plymouth Laser, 1992-1994 Plymouth Colt
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
920-1088, 36-1225, C1497, C-355, MD155852, MD180936, UF355, E384, 
...View more
item #1001L1P8
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Standard UF897 Ignition Coil
StandardPart # UF897
Standard UF897 Ignition Coil
4.542 Reviews
$161.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018-2020 Mitsubishi Eclipse Cross, 2022-2023 Mitsubishi Eclipse Cross
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
UF897, IC1004, E1397, IGNB10259, 1832A080, 5C2302, EBC1956
item #10016SVC
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Walker Products 921-92019 Ignition Coil
Walker ProductsPart # 921-92019
Walker Products 921-92019 Ignition Coil
4.226 Reviews
$52.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2001-2003 Dodge Stratus, 2001-2003 Dodge Stratus, 2003-2005 Dodge Stratus, 2004-2005 Dodge Stratus, 1997-2002 Mitsubishi Mirage, 1999-2003 Mitsubishi Galant, 2000-2005 Mitsubishi Eclipse, 2002-2002 Mitsubishi Lancer, 2003-2003 Mitsubishi Outlander, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Lancer, 2005-2006 Mitsubishi Lancer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
921-92019
item #1001LEKE
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Walker Products 920-1044 Ignition Coil
Walker ProductsPart # 920-1044
Walker Products 920-1044 Ignition Coil
4.226 Reviews
$34.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1991-1993 Dodge Stealth, 1991-1996 Dodge Stealth, 1991-1996 Dodge Stealth, 1995-1998 Eagle Talon, 1995-1995 Land Rover Range Rover, 1996-1996 Land Rover Discovery, 1996-1998 Land Rover Range Rover, 1997-1997 Land Rover Defender 90, 1997-1997 Land Rover Discovery, 1998-1998 Land Rover Discovery, 1999-1999 Land Rover Discovery, 1991-1996 Mitsubishi 3000GT, 1992-1994 Mitsubishi Diamante, 1994-1994 Mitsubishi Galant, 1995-1995 Mitsubishi Diamante, 1995-1996 Mitsubishi Montero, 1995-1999 Mitsubishi Eclipse, 1995-1999 Mitsubishi Eclipse, 1996-1999 Mitsubishi Eclipse, 1997-1998 Mitsubishi 3000GT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
920-1044, 50004, 48576, U3020, GN10274, 12138, BB-5189, MD152648, 
...View more
item #1001L3P7
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Walker Products 921-2019 Ignition Coil
Walker ProductsPart # 921-2019
Walker Products 921-2019 Ignition Coil
4.226 Reviews
$44.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2001-2003 Dodge Stratus, 2001-2003 Dodge Stratus, 2003-2005 Dodge Stratus, 2004-2005 Dodge Stratus, 1997-2002 Mitsubishi Mirage, 1999-2003 Mitsubishi Galant, 2000-2005 Mitsubishi Eclipse, 2002-2002 Mitsubishi Lancer, 2003-2003 Mitsubishi Outlander, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Lancer, 2005-2006 Mitsubishi Lancer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
921-2019, 5151, IC-81, GN10191, 89057964, 2T3, 12865, BB-2295, 
...View more
item #1001L5W0
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Vemo V33-70-0001 Ignition Coil
VemoPart # V33-70-0001
Vemo V33-70-0001 Ignition Coil
57 Reviews
$61.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1996 Chrysler Cirrus, 1996-2000 Chrysler Sebring, 1997-1997 Chrysler Cirrus, 1998-1998 Chrysler Cirrus, 1999-2000 Chrysler Cirrus, 2000-2002 Chrysler Neon, 2000-2003 Chrysler Voyager, 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2005 Chrysler Sebring, 2001-2005 Chrysler Sebring, 2001-2010 Chrysler PT Cruiser, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2006-2006 Chrysler Sebring, 1996-1996 Dodge Stratus, 1996-1996 Dodge Stratus, 1996-2005 Dodge Neon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
V33-70-0001, 80295, 80296, 12137510738, 12131487707, GN10144, GN1014212B1, GN10142, 
...View more
item #1000XHUL
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Beck/Arnley 178-8299 Ignition Coil
Beck/ArnleyPart # 178-8299
Beck/Arnley 178-8299 Ignition Coil
4.434 Reviews
$75.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1999 Chrysler Sebring, 1996-1997 Chrysler Cirrus, 1999-2000 Chrysler Cirrus, 2000-2000 Chrysler Cirrus, 2000-2002 Chrysler Neon, 2000-2003 Chrysler Voyager, 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2009 Chrysler PT Cruiser, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2006-2006 Chrysler Sebring, 1995-1999 Dodge Avenger, 1996-2000 Dodge Stratus, 1996-2000 Dodge Stratus, 1997-1997 Dodge Grand Caravan, 1997-2002 Dodge Neon, 1997-2007 Dodge Caravan
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
178-8299
item #1000X6KN
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Spectra Premium C-583 Ignition Coil, Right Passenger Side
Spectra PremiumPart # C-583
Spectra Premium C-583 Ignition Coil, Right Passenger Side
52 Reviews
$59.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995-1996 Chrysler Sebring, 1996-1996 Chrysler Cirrus, 1997-1997 Chrysler Chrysler R/T, 1997-1997 Chrysler Cirrus, 1997-1997 Chrysler Neon, 1997-1998 Chrysler Sebring, 1997-1999 Chrysler Sebring, 1999-2000 Chrysler Cirrus, 2000-2000 Chrysler Cirrus, 2000-2002 Chrysler Neon, 2000-2003 Chrysler Voyager, 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2010 Chrysler PT Cruiser, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2006-2006 Chrysler Sebring, 1995-1996 Dodge Avenger
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Installation PositionRight
Part interchange
C-583, CUF183, CUF403, CUF189, UF189, UF758, UF403T, UF403, 
...View more
item #1000Z2AC
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Walker Products 920-1023 Ignition Coil
Walker ProductsPart # 920-1023
Walker Products 920-1023 Ignition Coil
4.226 Reviews
$47.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1997-1997 Chrysler Cirrus, 1997-1998 Chrysler Sebring, 1997-1999 Chrysler Sebring, 1999-2000 Chrysler Cirrus, 2000-2000 Chrysler Cirrus, 2000-2003 Chrysler Voyager, 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2010 Chrysler PT Cruiser, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2006-2006 Chrysler Sebring, 1997-1997 Dodge Grand Caravan, 1997-1999 Dodge Avenger, 1997-2000 Dodge Stratus, 1997-2000 Dodge Stratus, 1997-2003 Dodge Ram 2500, 1997-2003 Dodge Ram 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
920-1023, 50013, 04609103, 4609103, 5269670, 56032521, 12137510738, 04609103AB, 
...View more
item #1001L4ES
Show less
Direct Ignition Coil - Denso 673-8314
DensoPart # 673-8314
Direct Ignition Coil - Denso 673-8314
4.523 Reviews
$84.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2004 Mitsubishi Galant, 2004-2004 Mitsubishi Galant, 2004-2006 Mitsubishi Lancer, 2004-2006 Mitsubishi Outlander, 2005-2006 Mitsubishi Galant, 2006-2012 Mitsubishi Eclipse, 2007-2012 Mitsubishi Galant
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-8314, U5148, 48711, MR994643, UF532, GN10440
item #1002HEK0
Show less
Beck/Arnley 178-8225 Direct Ignition Coil
Beck/ArnleyPart # 178-8225
Beck/Arnley 178-8225 Direct Ignition Coil
4.434 Reviews
$66.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001-2003 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2001-2004 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2004-2005 Chrysler Sebring, 2001-2003 Dodge Stratus, 2001-2003 Dodge Stratus, 2003-2005 Dodge Stratus, 2004-2005 Dodge Stratus, 1997-2002 Mitsubishi Mirage, 1999-2003 Mitsubishi Galant, 2000-2005 Mitsubishi Eclipse, 2002-2002 Mitsubishi Lancer, 2003-2003 Mitsubishi Outlander, 2003-2004 Mitsubishi Lancer, 2003-2006 Mitsubishi Lancer, 2003-2007 Mitsubishi Lancer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Part interchange
178-8225
item #1000WYL5
Show less
ÜRO Parts MI1314118 Ignition Coil
ÜRO PartsPart # MI1314118
ÜRO Parts MI1314118 Ignition Coil
4.629 Reviews
$42.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2004 Mitsubishi Galant, 2004-2004 Mitsubishi Galant, 2004-2006 Mitsubishi Lancer, 2005-2007 Mitsubishi Galant, 2006-2006 Mitsubishi Outlander, 2006-2012 Mitsubishi Eclipse, 2007-2007 Mitsubishi Galant, 2008-2008 Mitsubishi Galant, 2008-2016 Mitsubishi Montero, 2009-2009 Mitsubishi Galant, 2009-2009 Mitsubishi Galant, 2010-2012 Mitsubishi Galant
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity1
Item LocatedUnited States
Colorblack
Part interchange
MI1314118, MR994643, 1788384, GN10440, C-702, UF-532, MI1314118
item #1000ZN3N
Show less
4 pc Ignition Coil for 2006-2012 Mitsubishi Eclipse | Aisin ESCM-00559
AisinPart # ESCM-00559
4 pc Ignition Coil for 2006-2012 Mitsubishi Eclipse | Aisin ESCM-00559
4.6552 Reviews
$99.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Fits Mitsubishi Eclipse: 2006 2007 2008 2009 2010 2011 2012
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity4
Item LocatedUnited States
Part interchange
MR994643
ConditionNew
item #1018A447
Show less
2 pc Ignition Coil for 2000-2005 Mitsubishi Eclipse | Aisin ESCAZ-00194
AisinPart # ESCAZ-00194
2 pc Ignition Coil for 2000-2005 Mitsubishi Eclipse | Aisin ESCAZ-00194
4.6552 Reviews
$48.99
Quantity Less than 3
Edit ZIP code
3-year warranty
90 days free return
Fits Mitsubishi Eclipse: 2000 2001 2002 2003 2004 2005
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mitsubishi Eclipse
Quantity2
Item LocatedUnited States
Part interchange
MD362907
ConditionNew
item #1018A1P0
Show less
Page 1 of 3

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.