24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
A-Premium Labor Day Deals Up to 15% OFFA-Premium Labor Day Deals Up to 15% OFF

Popular vehicles

Ignition Coil

3422 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.

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Color
  • Warranty
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-004031 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00403
AisinPart # ESCAZ-00403
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00403
4.6590 Reviews
$62.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2005 - 2009 Hyundai Tucson, 2005 - 2010 Kia Sportage
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
2730137150
ConditionNew
item #10186PEY
Show less
6 pc Ignition Coil | Aisin ESCAZ-00174
AisinPart # ESCAZ-00174
6 pc Ignition Coil | Aisin ESCAZ-00174
4.6590 Reviews
$110.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2015 Jeep Grand Cherokee, 2018 - 2018 Jeep Wrangler JK, 2011 - 2020 Dodge Grand Caravan, 2014 - 2022 Jeep Cherokee, 2011 - 2015 Dodge Durango, 2014 - 2021 Ram ProMaster 2500, 2019 - 2024 Ram 1500 Classic, 2011 - 2023 Dodge Charger, 2011 - 2023 Dodge Challenger, 2011 - 2017 Chrysler 200, 2013 - 2018 Ram 1500, 2016 - 2017 Jeep Grand Cherokee, 2014 - 2021 Ram ProMaster 1500, 2012 - 2015 Ram C/V, 2011 - 2019 Dodge Journey, 2011 - 2014 Dodge Avenger, 2011 - 2023 Chrysler 300, 2012 - 2017 Jeep Wrangler, 2011 - 2014 Volkswagen Routan, 2014 - 2021 Ram ProMaster 3500
Check if this fits your vehicle
Quantity6
Item LocatedUnited States
Part interchange
5149168AH, 5149168AI, 5149168AJ, 55000827AB, 7B0905715C, 7B0905715F
ConditionNew
item #10189R4C
Show less
8 pc Ignition Coil | Aisin ESCN-00593
AisinPart # ESCN-00593
8 pc Ignition Coil | Aisin ESCN-00593
4.6590 Reviews
$200.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2017 - 2020 Nissan TITAN, 2016 - 2020 Nissan TITAN XD, 2016 - 2020 Nissan NV2500, 2016 - 2019 Nissan NV3500
Check if this fits your vehicle
Quantity8
Item LocatedUnited States
Part interchange
22448EZ31B
ConditionNew
item #10189PK7
Show less
4 pc Ignition Coil | Aisin ESCM-00577
AisinPart # ESCM-00577
4 pc Ignition Coil | Aisin ESCM-00577
4.6590 Reviews
$99.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2022 Mitsubishi Outlander Sport, 2014 - 2019 Mitsubishi Outlander, 2017 - 2019 Mitsubishi RVR, 2018 - 2018 Mitsubishi Outlander PHEV
Check if this fits your vehicle
Quantity4
Item LocatedUnited States
Part interchange
1832A062
ConditionNew
item #10189TGK
Show less
6 pc Ignition Coil | Aisin ESCAZ-00090
AisinPart # ESCAZ-00090
6 pc Ignition Coil | Aisin ESCAZ-00090
4.6590 Reviews
$150.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1998 - 1999 BMW 323is, 2002 - 2002 Rolls-Royce Park Ward, 2001 - 2002 BMW 330i, 1996 - 1999 BMW 328is, 2001 - 2002 BMW 525i, 1996 - 2000 BMW 328i, 2000 - 2000 BMW Z3, 2000 - 2000 BMW 323Ci, 2002 - 2005 Land Rover Freelander, 1999 - 2002 BMW Z3, 1999 - 2002 Rolls-Royce Silver Seraph, 2001 - 2002 BMW 330Ci, 1996 - 2001 BMW 750iL, 1996 - 1999 BMW M3, 2000 - 2000 BMW 328Ci, 2001 - 2003 BMW X5, 1997 - 2000 BMW 528i, 2001 - 2001 BMW 320i, 2001 - 2002 BMW 325i, 2001 - 2002 BMW 330xi
Check if this fits your vehicle
Quantity6
Item LocatedUnited States
Part interchange
12131703228, LR022494, NEC101010L
ConditionNew
item #10189R71
Show less
6 pc Ignition Coil | Aisin ESCAZ-00233
AisinPart # ESCAZ-00233
6 pc Ignition Coil | Aisin ESCAZ-00233
4.6590 Reviews
$145.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2013 Mercedes-Benz R350, 2010 - 2011 Mercedes-Benz ML450, 2008 - 2008 Freightliner Sprinter 3500, 2007 - 2008 Freightliner Sprinter 3500, 2009 - 2011 Mercedes-Benz SLK300, 2012 - 2012 Mercedes-Benz E300, 2006 - 2008 Mercedes-Benz SLK280, 2007 - 2008 Dodge Sprinter 2500, 2006 - 2011 Mercedes-Benz E350, 2009 - 2009 Mercedes-Benz GL320, 2006 - 2011 Mercedes-Benz C350, 2006 - 2009 Mercedes-Benz CLK350, 2010 - 2012 Mercedes-Benz GLK350, 2010 - 2013 Mercedes-Benz S400, 2007 - 2007 Mercedes-Benz E280, 2006 - 2009 Mercedes-Benz C230, 2010 - 2011 Mercedes-Benz C250, 2006 - 2011 Mercedes-Benz ML350, 2008 - 2009 Mercedes-Benz E300, 2012 - 2013 Mercedes-Benz S350
Check if this fits your vehicle
Quantity6
Item LocatedUnited States
Part interchange
0001501980, 0001502680, 0001502780, 000150278028, 19005267, 2729060060, 68011844AA, 68139957AA
ConditionNew
item #10189R81
Show less
4 pc Ignition Coil | 3-Blade Terminal | Aisin ESCH-00340
AisinPart # ESCH-00340
4 pc Ignition Coil | 3-Blade Terminal | Aisin ESCH-00340
4.6590 Reviews
$107.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2016 Honda CR-Z, 2009 - 2014 Honda Fit
Check if this fits your vehicle
Quantity4
Item LocatedUnited States
Part interchange
30520RB0003, 30520RB0013, 30520RB0S01
ConditionNew
item #10189S40
Show less
6 pc Ignition Coil | Aisin ESCAZ-00169
AisinPart # ESCAZ-00169
6 pc Ignition Coil | Aisin ESCAZ-00169
4.6590 Reviews
$145.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1998 - 2000 Mercedes-Benz C280, 2003 - 2005 Mercedes-Benz ML350, 2008 - 2008 Mercedes-Benz SL55 AMG, 1998 - 1998 Mercedes-Benz C280, 2006 - 2006 Mercedes-Benz S350, 2001 - 2005 Mercedes-Benz C240, 1998 - 2003 Mercedes-Benz ML320, 2001 - 2004 Mercedes-Benz SLK320, 2002 - 2004 Mercedes-Benz SLK32 AMG, 1998 - 2005 Mercedes-Benz E320, 1998 - 2005 Mercedes-Benz CLK320, 2004 - 2008 Chrysler Crossfire, 2001 - 2005 Mercedes-Benz C320, 2002 - 2004 Mercedes-Benz C32 AMG
Check if this fits your vehicle
Quantity6
Item LocatedUnited States
Part interchange
0001587303, 000158780364, 000158780380, 1587803, 50981388AA, 5098138AA
ConditionNew
item #10189T9L
Show less
6 pc Ignition Coil | Aisin ESCAZ-00180
AisinPart # ESCAZ-00180
6 pc Ignition Coil | Aisin ESCAZ-00180
4.6590 Reviews
$124.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2008 - 2010 Dodge Grand Caravan, 2006 - 2010 Chrysler 300, 2008 - 2010 Chrysler Town & Country, 2008 - 2009 Dodge Avenger, 2008 - 2010 Dodge Avenger, 2009 - 2010 Dodge Challenger, 2009 - 2010 Dodge Journey, 2009 - 2010 Volkswagen Routan, 2007 - 2008 Chrysler Pacifica, 2006 - 2010 Chrysler Sebring, 2006 - 2006 Dodge Stratus, 2007 - 2011 Dodge Nitro, 2007 - 2010 Chrysler Sebring, 2006 - 2008 Dodge Magnum, 2006 - 2010 Dodge Charger
Check if this fits your vehicle
Quantity6
Item LocatedUnited States
Part interchange
4606869AA, 4606869AB, 4606869AC, 4606869AD, 7B0905715, 7B0905715B, 7B0905715D
ConditionNew
item #10189PKN
Show less
3 pc Ignition Coil | Aisin ESCM-00573
AisinPart # ESCM-00573
3 pc Ignition Coil | Aisin ESCM-00573
4.6590 Reviews
$74.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2017 - 2024 Mitsubishi Mirage G4, 2014 - 2015 Mitsubishi Mirage, 2017 - 2024 Mitsubishi Mirage
Check if this fits your vehicle
Quantity3
Item LocatedUnited States
Part interchange
1832A057
ConditionNew
item #10189PRR
Show less
4 pc Ignition Coil | Aisin ESCM-00565
AisinPart # ESCM-00565
4 pc Ignition Coil | Aisin ESCM-00565
4.6590 Reviews
$80.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2017 Mitsubishi Lancer, 2016 - 2017 Mitsubishi Outlander Sport, 2008 - 2017 Mitsubishi Lancer, 2008 - 2013 Mitsubishi Outlander, 2011 - 2017 Mitsubishi Outlander Sport, 2011 - 2015 Mitsubishi RVR
Check if this fits your vehicle
Quantity4
Item LocatedUnited States
Part interchange
1832A016
ConditionNew
item #10189SXX
Show less
4 pc Ignition Coil | Aisin ESCN-00597
AisinPart # ESCN-00597
4 pc Ignition Coil | Aisin ESCN-00597
4.6590 Reviews
$119.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2000 - 2002 Nissan Sentra, 2002 - 2002 Nissan Sentra
Check if this fits your vehicle
Quantity4
Item LocatedUnited States
Part interchange
224484M500, 224484M50A
ConditionNew
item #10189PKL
Show less
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCAZ-00227
AisinPart # ESCAZ-00227
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCAZ-00227
4.6590 Reviews
$32.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2010 Jeep Commander, 2011 - 2012 Ram 1500, 2009 - 2012 Jeep Liberty, 2011 - 2011 Ram Dakota, 2009 - 2009 Dodge Durango, 2009 - 2010 Dodge Dakota, 2009 - 2012 Dodge Nitro, 2009 - 2010 Dodge Ram 1500, 2009 - 2010 Jeep Grand Cherokee, 2009 - 2009 Mitsubishi Raider
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
5149199AA, 68320417AA
ConditionNew
item #10186NU5
Show less
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00131
AisinPart # ESCAZ-00131
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00131
4.6590 Reviews
$26.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 2000 Chevrolet K2500, 1996 - 2000 GMC C3500, 1996 - 1999 Chevrolet K1500, 1996 - 2002 Chevrolet W3500 Tiltmaster, 2001 - 2002 Chevrolet Silverado 2500, 1996 - 1999 Chevrolet C1500, 1996 - 2000 Chevrolet C3500, 2000 - 2000 Chevrolet Sonora, 1997 - 1999 Chevrolet C2500 Suburban, 1996 - 1999 GMC C1500 Suburban, 1996 - 1998 Chevrolet C2500, 1999 - 2000 Cadillac Escalade, 1999 - 1999 GMC P3500, 1996 - 2002 Chevrolet Express 1500, 1996 - 2005 Chevrolet Astro, 1998 - 1998 GMC K2500, 1996 - 2000 Chevrolet C2500, 1996 - 2000 GMC C2500, 1996 - 2005 Chevrolet Express 2500, 1999 - 2006 Chevrolet Silverado 1500
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
10489421, 19207138, 19418996
ConditionNew
item #10186LPE
Show less
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCN-00416
AisinPart # ESCN-00416
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCN-00416
4.6590 Reviews
$32.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2022 - 2024 Nissan Pathfinder, 2012 - 2013 INFINITI M35h, 2016 - 2016 Nissan Murano, 2007 - 2018 Nissan Altima, 2009 - 2010 INFINITI M35, 2007 - 2009 Nissan 350Z, 2007 - 2008 INFINITI G35, 2009 - 2023 Nissan Murano, 2014 - 2018 INFINITI Q70, 2014 - 2018 INFINITI Q50, 2022 - 2023 INFINITI QX60, 2013 - 2020 Nissan Pathfinder, 2013 - 2013 INFINITI JX35, 2015 - 2015 Nissan Pathfinder, 2009 - 2014 Nissan Maxima, 2011 - 2017 Nissan Quest, 2014 - 2020 INFINITI QX60, 2011 - 2012 INFINITI G25, 2008 - 2012 INFINITI EX35, 2016 - 2023 Nissan Maxima
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
22448JA10A, 22448JA10C, 22448JA11C, 22448JA12D
ConditionNew
item #10186LZX
Show less
8 pc Ignition Coil | 2-Blade Terminal | Aisin ESCFD-00267
AisinPart # ESCFD-00267
8 pc Ignition Coil | 2-Blade Terminal | Aisin ESCFD-00267
4.6590 Reviews
$166.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1997 - 1999 Ford F-250, 2003 - 2014 Ford E-250, 1997 - 2002 Ford E-350 Econoline Club Wagon, 2000 - 2008 Ford F-150, 1997 - 2003 Ford F-150, 2000 - 2000 Ford Mustang, 2006 - 2016 Ford E-450 Super Duty, 2009 - 2010 Ford F-150, 2001 - 2001 Ford F-550 Super Duty, 2002 - 2002 Ford Mustang, 2002 - 2005 Ford Explorer, 1999 - 2014 Ford E-350 Super Duty, 2000 - 2002 Ford E-150 Econoline Club Wagon, 2003 - 2004 Ford E-450 Super Duty, 2003 - 2004 Ford Mustang, 2000 - 2002 Ford E-150 Econoline, 1998 - 2011 Mercury Grand Marquis, 1999 - 1999 Ford Mustang, 2011 - 2012 VPG MV-1, 2001 - 2001 Ford F-450 Super Duty
Check if this fits your vehicle
Quantity8
Item LocatedUnited States
Part interchange
1L2U12029AA, 1L2Z12029AA, 1L2Z12029AC, 3W7Z12029AA, 88921369, 8W7Z12029A, F7TU12A336CB, F7TZ12029AB, 
...View more
ConditionNew
item #10186NQ3
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00255
AisinPart # ESCAZ-00255
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00255
4.6590 Reviews
$52.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1997 - 1997 Ford E-150 Econoline, 1990 - 1999 Ford Ranger, 2005 - 2010 Ford Mustang, 1990 - 1997 Ford Aerostar, 2000 - 2000 Ford Ranger, 2001 - 2011 Ford Ranger, 1991 - 1994 Mazda Navajo, 1995 - 1996 Mazda B3000, 1998 - 2002 Mazda 626, 1989 - 1992 Ford Taurus, 2007 - 2010 Ford Explorer Sport Trac, 1993 - 1995 Ford Taurus, 1997 - 1997 Ford F-150, 1995 - 1997 Ford Aerostar, 1995 - 1997 Ford Ranger, 1997 - 1997 Ford E-250 Econoline, 1998 - 1999 Ford Ranger, 2001 - 2005 Ford Explorer Sport Trac, 1998 - 2010 Mercury Mountaineer, 1997 - 1997 Ford E-150 Econoline Club Wagon
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
E9DF12029AA, E9DZ12029A, F0TZ12029A, F1DZ12029A, F57U12029AA, F57Z12029A, F57Z12029B, F82U12029AA, 
...View more
ConditionNew
item #10186P5Y
Show less
1 pc Ignition Coil | 3-Pin Terminal | Aisin ESCAZ-00187
AisinPart # ESCAZ-00187
1 pc Ignition Coil | 3-Pin Terminal | Aisin ESCAZ-00187
4.6590 Reviews
$48.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1997 - 2000 Chrysler Cirrus, 2003 - 2006 Jeep Wrangler, 2003 - 2005 Dodge SX 2.0, 1997 - 2003 Dodge Ram 3500, 2002 - 2008 Mini Cooper, 2001 - 2005 Dodge Stratus, 1997 - 1999 Dodge Avenger, 1996 - 2000 Plymouth Breeze, 1997 - 1997 Plymouth Grand Voyager, 1996 - 2000 Plymouth Breeze, 1995 - 1995 Mitsubishi Eclipse, 1996 - 1996 Mitsubishi Eclipse, 1996 - 1998 Chrysler Sebring, 1996 - 2005 Dodge Neon, 2003 - 2003 Jeep TJ, 1997 - 1999 Dodge Avenger, 1995 - 1997 Chrysler Cirrus, 1997 - 2007 Dodge Caravan, 2001 - 2006 Chrysler Sebring, 2000 - 2003 Chrysler Voyager
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
4557468, 4609080, 4671025, 88921290, 88921303, E8BZ12029A, E8BZ12029B, M04557468
ConditionNew
item #10186H7R
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCCH-00456
AisinPart # ESCCH-00456
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCCH-00456
4.6590 Reviews
$91.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000 - 2006 Jeep Wrangler, 2000 - 2004 Jeep Grand Cherokee, 2000 - 2006 Jeep TJ, 2000 - 2001 Jeep Cherokee
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
56041476AA, 56041476AB
ConditionNew
item #10186H5C
Show less
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00414
AisinPart # ESCAZ-00414
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00414
4.6590 Reviews
$26.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2011 Nissan Versa, 2009 - 2013 INFINITI FX50, 2014 - 2017 INFINITI QX70, 2007 - 2012 Nissan Sentra, 2014 - 2015 Nissan Rogue Select, 2009 - 2014 Nissan Cube, 2013 - 2021 Nissan NV200, 2015 - 2015 Nissan Frontier, 2017 - 2017 Nissan Sentra, 2009 - 2012 Suzuki Equator, 2013 - 2016 Nissan Sentra, 2014 - 2014 Nissan Pathfinder, 2011 - 2012 Nissan Frontier, 2014 - 2017 INFINITI QX60, 2018 - 2019 Nissan Sentra, 2007 - 2008 Nissan Frontier, 2006 - 2019 Nissan Frontier, 2007 - 2011 Nissan Versa, 2020 - 2020 Nissan Frontier, 2007 - 2018 Nissan Altima
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
Part interchange
224481KT0A, 224481KT1A, 224481KT1B, 22448ED000, 22448JA00A, 22448JA00C
ConditionNew
item #10186HA4
Show less
Page 56 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

Hard Start in Hot Weather? Testing Your Fuel Pump and Ignition Coil for Heat Soak

Heat soak is a "final warning" for aging parts. This guide dives into why fuel pumps and ignition coils fail in high heat and how to professionally diagnose these faults to solve your car’s hot-weather starting issues.

Sep 03, 2026

P0301 Code: Cylinder 1 Misfire Diagnosis and Fix

Experiencing engine issues? The P0301 code signals a cylinder 1 misfire, impacting performance and fuel efficiency. Discover the causes, symptoms, and effective fixes to quickly get your engine back to optimal performance.

Aug 10, 2026

P0351: Ignition Coil A Primary/Secondary Circuit Malfunction

Decode the P0351 Ignition Coil A fault. Learn its meaning, symptoms, and causes like failed coils or bad wiring. Master the DIY diagnosis, including the coil swap test, to avoid costly PCM replacements and restore engine performance efficiently.

Aug 10, 2026

P0306 Code: Cylinder 6 Misfire Causes, Diagnosis, and Fix

Decode the P0306 Cylinder 6 Misfire code. This step-by-step guide helps you pinpoint the exact cause, avoid unnecessary part replacements, reduce repair costs, and prevent severe engine damage.

Aug 10, 2026

P0302 Code: How to Diagnose and Fix a Cylinder 2 Misfire

The P0302 diagnostic trouble code indicates a misfire condition in cylinder 2 of the engine. Specifically, the P0302 code is triggered when the engine control module (ECM) detects that cylinder 2 is not firing properly or is experiencing a misfire.

Jul 30, 2026