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Lexus Ignition Coil

186 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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6 pc Ignition Coil | Aisin ESCT-004896 pc Ignition Coil | Aisin ESCT-00489
AisinPart # ESCT-00489
6 pc Ignition Coil | Aisin ESCT-00489
4.6582 Reviews
$145.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2016 - 2020 Toyota Sienna, 2017 - 2022 Toyota Highlander, 2018 - 2024 Toyota Camry, 2019 - 2023 Lexus ES350, 2019 - 2022 Toyota Avalon, 2016 - 2022 Lexus RX450h, 2018 - 2022 Lexus RX450hL, 2018 - 2022 Lexus RX350L, 2016 - 2022 Lexus RX350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity6
Item LocatedUnited States
Part interchange
9091902280, 90919A2013
ConditionNew
item #10189PXT
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3 pc Ignition Coil | Aisin ESCT-00481
AisinPart # ESCT-00481
3 pc Ignition Coil | Aisin ESCT-00481
4.6582 Reviews
$94.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 1999 Toyota Avalon, 1996 - 2001 Lexus ES300, 1998 - 2000 Toyota Sienna, 1999 - 2003 Toyota Solara, 1996 - 2001 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity3
Item LocatedUnited States
Part interchange
88921336, 9008019012, 9091902215
ConditionNew
item #10189Q0V
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6 pc Ignition Coil | Aisin ESCT-00494
AisinPart # ESCT-00494
6 pc Ignition Coil | Aisin ESCT-00494
4.6582 Reviews
$167.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2018 Lexus RX450hL, 2017 - 2018 Lexus GS450h, 2018 - 2023 Lexus LS500h, 2017 - 2019 Toyota Highlander, 2017 - 2024 Lexus RC300, 2018 - 2023 Lexus LC500h, 2017 - 2024 Lexus IS300, 2016 - 2023 Toyota Tacoma, 2017 - 2023 Lexus IS350, 2016 - 2020 Lexus GS350, 2018 - 2018 Lexus RX350, 2017 - 2023 Lexus RC350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity6
Item LocatedUnited States
Part interchange
9091902273, 90919A2008
ConditionNew
item #10189TAG
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1 pc Ignition Coil | Aisin ESCT-00484
AisinPart # ESCT-00484
1 pc Ignition Coil | Aisin ESCT-00484
4.6582 Reviews
$36.99
Low stock: Only 5 left
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3-year warranty
90 days free return
Fits 1994 - 1995 Toyota Camry, 1994 - 1995 Lexus ES300, 1995 - 1995 Toyota Avalon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902211, 9091902214
ConditionNew
item #10189QLT
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2 pc Ignition Coil | Aisin ESCT-00504
AisinPart # ESCT-00504
2 pc Ignition Coil | Aisin ESCT-00504
4.6582 Reviews
$62.99
Low stock: Only 2 left
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3-year warranty
90 days free return
Fits 1994 - 1996 Toyota Camry, 1992 - 1995 Toyota MR2, 1993 - 1994 Toyota T100, 1990 - 1992 Toyota Celica, 1992 - 1997 Lexus SC400, 1992 - 1995 Toyota Pickup, 1992 - 1995 Toyota 4Runner, 1992 - 1993 Toyota Celica, 1993 - 1995 Toyota 4Runner, 1993 - 1995 Toyota Pickup, 1991 - 1992 Toyota MR2, 1990 - 1997 Lexus LS400
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity2
Item LocatedUnited States
Part interchange
9091902197
ConditionNew
item #10189T4G
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8 pc Ignition Coil | Aisin ESCT-00496
AisinPart # ESCT-00496
8 pc Ignition Coil | Aisin ESCT-00496
4.6582 Reviews
$176.99
Low stock: Only 2 left
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3-year warranty
90 days free return
Fits 2001 - 2009 Toyota Sequoia, 1998 - 2007 Lexus LX470, 2003 - 2009 Toyota 4Runner, 2000 - 2009 Toyota Tundra, 2001 - 2007 Lexus GS430, 1998 - 2007 Toyota Land Cruiser, 2001 - 2006 Lexus LS430, 2003 - 2009 Lexus GX470, 2002 - 2010 Lexus SC430
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity8
Item LocatedUnited States
Part interchange
9008019027, 9091902230, 9091902249, 9091902259
ConditionNew
item #10189RAN
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4 pc Ignition Coil | Aisin ESCT-00498
AisinPart # ESCT-00498
4 pc Ignition Coil | Aisin ESCT-00498
4.6582 Reviews
$116.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2019 - 2024 Lexus UX250h, 2024 - 2024 Toyota Corolla, 2023 - 2023 Toyota Prius Prime, 2024 - 2024 Lexus TX350, 2024 - 2024 Lexus RX450h+, 2023 - 2023 Toyota Crown, 2023 - 2024 Lexus RX350, 2021 - 2024 Toyota Venza, 2023 - 2023 Toyota Prius, 2024 - 2024 Toyota Grand Highlander, 2018 - 2023 Toyota Camry, 2019 - 2024 Toyota RAV4, 2019 - 2022 Toyota Avalon, 2024 - 2024 Lexus TX500h, 2022 - 2025 Lexus NX350, 2022 - 2025 Lexus NX350h, 2021 - 2024 Toyota Sienna, 2021 - 2024 Toyota RAV4 Prime, 2023 - 2024 Lexus RX500h, 2023 - 2023 Toyota Highlander
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity4
Item LocatedUnited States
Part interchange
9091902277, 90919A2010
ConditionNew
item #10189PK9
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4 pc Ignition Coil | Aisin ESCT-00479
AisinPart # ESCT-00479
4 pc Ignition Coil | Aisin ESCT-00479
4.6582 Reviews
$116.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2019 - 2025 Toyota Corolla, 2025 - 2025 Toyota Corolla, 2020 - 2023 Toyota Corolla, 2022 - 2023 Lexus NX250, 2019 - 2022 Lexus UX200, 2018 - 2024 Toyota Camry, 2022 - 2024 Toyota Corolla Cross, 2019 - 2023 Toyota RAV4, 2021 - 2024 Lexus ES250, 2024 - 2024 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity4
Item LocatedUnited States
Part interchange
9091902276, 90919A2009
ConditionNew
item #10189S78
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4 pc Ignition Coil | Aisin ESCAZ-00476
AisinPart # ESCAZ-00476
4 pc Ignition Coil | Aisin ESCAZ-00476
4.6582 Reviews
$89.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2010 Pontiac Vibe, 2010 - 2015 Toyota Prius, 2011 - 2017 Lexus CT200h, 2012 - 2017 Toyota Prius V, 2011 - 2013 Toyota Corolla, 2016 - 2016 Scion iM, 2009 - 2014 Toyota Matrix, 2009 - 2017 Toyota Corolla, 2018 - 2019 Toyota C-HR, 2008 - 2014 Scion xD, 2017 - 2018 Toyota Corolla iM
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity4
Item LocatedUnited States
Part interchange
9091902252
ConditionNew
item #10189PQU
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6 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00483
AisinPart # ESCT-00483
6 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00483
4.6582 Reviews
$135.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2004 - 2006 Toyota Camry, 2004 - 2006 Lexus ES330, 2004 - 2008 Toyota Solara, 2004 - 2008 Toyota Highlander, 2004 - 2006 Toyota Sienna, 2006 - 2008 Lexus RX400h, 2004 - 2006 Lexus RX330
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity6
Item LocatedUnited States
Part interchange
9008019016, 9008019025, 9091902234, 9091902246
ConditionNew
item #10189S1C
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1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00503
AisinPart # ESCT-00503
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00503
4.6582 Reviews
$39.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1994 - 1996 Toyota Camry, 1992 - 1995 Toyota MR2, 1993 - 1994 Toyota T100, 1990 - 1992 Toyota Celica, 1992 - 1995 Toyota Pickup, 1992 - 1995 Toyota 4Runner, 1992 - 1997 Lexus SC400, 1992 - 1993 Toyota Celica, 1993 - 1995 Toyota 4Runner, 1993 - 1995 Toyota Pickup, 1991 - 1992 Toyota MR2, 1990 - 1997 Lexus LS400
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902197
ConditionNew
item #10186NG8
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00485
AisinPart # ESCT-00485
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00485
4.6582 Reviews
$26.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2007 - 2020 Toyota Tundra, 2011 - 2016 Scion tC, 2008 - 2011 Lexus LX570, 2008 - 2009 Toyota Land Cruiser, 2011 - 2013 Toyota Sienna, 2007 - 2017 Lexus LS460, 2011 - 2011 Toyota Tundra, 2015 - 2019 Lexus NX300h, 2006 - 2015 Lexus IS250, 2010 - 2020 Toyota Sequoia, 2013 - 2018 Toyota Avalon, 2010 - 2010 Toyota Tundra, 2013 - 2016 Lexus GS450h, 2013 - 2018 Lexus ES300h, 2010 - 2011 Toyota Land Cruiser, 2010 - 2017 Toyota Camry, 2009 - 2018 Toyota RAV4, 2017 - 2017 Toyota Camry, 2006 - 2006 Lexus GS300, 2007 - 2016 Lexus IS350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902250, 9091902251, 9091902255, 9091902256, 90919A2002, 90919A2003, 90919A2004, 90919A2005, 
...View more
ConditionNew
item #10186LN8
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4 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00491
AisinPart # ESCT-00491
4 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00491
4.6582 Reviews
$116.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Lexus NX200t, 2018 - 2020 Lexus RC300, 2018 - 2021 Lexus NX300, 2016 - 2017 Lexus IS200t, 2016 - 2017 Lexus GS200t, 2018 - 2019 Lexus GS300, 2018 - 2019 Lexus IS300, 2016 - 2017 Lexus RC200t
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity4
Item LocatedUnited States
Part interchange
9091902269
ConditionNew
item #10189QQ6
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00721
AisinPart # ESCT-00721
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00721
4.6582 Reviews
$34.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2016 Scion tC, 2008 - 2011 Lexus LX570, 2008 - 2009 Toyota Land Cruiser, 2011 - 2013 Toyota Sienna, 2011 - 2011 Toyota Tundra, 2010 - 2010 Toyota Tundra, 2007 - 2017 Lexus LS460, 2010 - 2020 Toyota Sequoia, 2015 - 2019 Lexus NX300h, 2011 - 2011 Toyota Tundra, 2006 - 2015 Lexus IS250, 2013 - 2018 Toyota Avalon, 2010 - 2010 Toyota Tundra, 2013 - 2016 Lexus GS450h, 2013 - 2018 Lexus ES300h, 2010 - 2011 Toyota Land Cruiser, 2010 - 2017 Toyota Camry, 2009 - 2018 Toyota RAV4, 2006 - 2006 Lexus GS300, 2017 - 2017 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902257
ConditionNew
item #10186NRU
Show less
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00477
AisinPart # ESCT-00477
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00477
4.6582 Reviews
$36.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1990 - 1991 Lexus ES250, 1989 - 1991 Toyota 4Runner, 1991 - 1992 Toyota MR2, 1988 - 1991 Toyota Pickup, 1990 - 1992 Toyota Land Cruiser, 1988 - 1991 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
19017136, 9091902185
ConditionNew
item #10186N0Y
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00493
AisinPart # ESCT-00493
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00493
4.6582 Reviews
$37.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2017 - 2018 Lexus GS450h, 2018 - 2023 Lexus LS500h, 2017 - 2019 Toyota Highlander, 2017 - 2025 Lexus RC300, 2018 - 2023 Lexus LC500h, 2016 - 2023 Toyota Tacoma, 2017 - 2025 Lexus IS300, 2017 - 2023 Lexus IS350, 2016 - 2020 Lexus GS350, 2018 - 2018 Lexus RX350, 2017 - 2023 Lexus RC350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902273, 90919A2008
ConditionNew
item #10186H7L
Show less
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCT-00497
AisinPart # ESCT-00497
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCT-00497
4.6582 Reviews
$36.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2019 - 2024 Lexus UX250h, 2023 - 2023 Toyota Prius Prime, 2024 - 2024 Lexus TX350, 2024 - 2024 Lexus RX450h+, 2024 - 2024 Lexus GX550, 2023 - 2023 Toyota Crown, 2023 - 2024 Lexus RX350, 2024 - 2024 Toyota Grand Highlander, 2018 - 2023 Toyota Camry, 2019 - 2022 Toyota Avalon, 2022 - 2025 Lexus NX350, 2023 - 2024 Lexus RX500h, 2022 - 2024 Toyota Tundra, 2023 - 2023 Toyota Highlander, 2019 - 2024 Lexus ES300h, 2024 - 2024 Toyota Corolla, 2021 - 2024 Toyota Venza, 2023 - 2023 Toyota Prius, 2019 - 2024 Toyota RAV4, 2024 - 2024 Lexus TX500h
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902277, 90919A2010
ConditionNew
item #10186HQ7
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00490
AisinPart # ESCT-00490
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00490
4.6582 Reviews
$37.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Lexus NX200t, 2018 - 2020 Lexus RC300, 2018 - 2021 Lexus NX300, 2016 - 2017 Lexus IS200t, 2016 - 2017 Lexus GS200t, 2018 - 2019 Lexus GS300, 2018 - 2019 Lexus IS300, 2016 - 2017 Lexus RC200t
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902269
ConditionNew
item #10186KW1
Show less
4 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00692
AisinPart # ESCT-00692
4 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00692
4.6582 Reviews
$116.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Lexus NX200t, 2018 - 2020 Lexus RC300, 2018 - 2021 Lexus NX300, 2017 - 2022 Toyota Prius Prime, 2016 - 2017 Lexus IS200t, 2012 - 2015 Toyota Prius Plug-In, 2016 - 2022 Toyota Prius, 2016 - 2017 Lexus GS200t, 2018 - 2019 Lexus GS300, 2018 - 2019 Lexus IS300, 2019 - 2022 Toyota Prius AWD-e, 2016 - 2017 Lexus RC200t
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity4
Item LocatedUnited States
Part interchange
9091902272
ConditionNew
item #10189S7K
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00691
AisinPart # ESCT-00691
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00691
4.6582 Reviews
$36.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Lexus NX200t, 2018 - 2020 Lexus RC300, 2018 - 2021 Lexus NX300, 2017 - 2022 Toyota Prius Prime, 2016 - 2017 Lexus IS200t, 2012 - 2015 Toyota Prius Plug-In, 2016 - 2022 Toyota Prius, 2016 - 2017 Lexus GS200t, 2018 - 2019 Lexus GS300, 2018 - 2019 Lexus IS300, 2019 - 2022 Toyota Prius AWD-e, 2016 - 2017 Lexus RC200t
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Lexus
Quantity1
Item LocatedUnited States
Part interchange
9091902272
ConditionNew
item #10186PW7
Show less
Page 3 of 10

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.

Aug 17, 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