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Shopping for 2018-Cadillac-CTS
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Ignition Coils & Spark Plugs Kits

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Ignition Coil and Spark Plug Kit Set of 16 Iridium Series, 4-Pin Terminal A-Premium APIC0855
A-Premium®Part # APIC0855
Ignition Coil and Spark Plug Kit Set of 16 Iridium Series, 4-Pin Terminal A-Premium APIC0855
4.926 Reviews
$159.99
CA$168.99
Quantity Less than 2
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2-year warranty
90 days free return
Fits 2015 - 2018 GMC Yukon, 2015 - 2020 GMC Yukon XL, 2014 - 2019 Chevrolet Silverado 1500, 2016 - 2019 Cadillac CTS, 2021 - 2021 Chevrolet Express 2500, 2017 - 2021 Cadillac Escalade ESV, 2014 - 2019 Chevrolet Corvette, 2014 - 2019 Chevrolet Silverado 1500, 2014 - 2019 GMC Sierra 1500, 2018 - 2019 Chevrolet Tahoe, 2021 - 2021 Chevrolet Express 3500, 2022 - 2022 Chevrolet Silverado 1500, 2016 - 2021 Chevrolet Camaro, 2022 - 2022 GMC Sierra 1500, 2014 - 2019 GMC Sierra 1500, 2015 - 2019 GMC Yukon, 2015 - 2019 Chevrolet Suburban, 2015 - 2019 Chevrolet Tahoe, 2015 - 2022 Cadillac Escalade, 2015 - 2020 GMC Yukon XL
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Vehicle: 2018 Cadillac CTS
Item LocatedCanada
Quantity16
ColorBlack
item #100501Z5
Note
Square Coil, Using High-Performance Iridium Spark Plugs. Much better than Nickel and Platinum
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Ignition Coil and Spark Plug Kit Set of 12 Iridium Series, 4-Blade Terminal A-Premium APIC0752
A-Premium®Part # APIC0752
Ignition Coil and Spark Plug Kit Set of 12 Iridium Series, 4-Blade Terminal A-Premium APIC0752
4.926 Reviews
$142.99
CA$150.99
Only 1 item left in stock
Edit ZIP code
2-year warranty
90 days free return
Fits 2021 - 2021 Cadillac XT5, 2018 - 2018 Buick LaCrosse, 2019 - 2019 Chevrolet Blazer, 2018 - 2020 Buick Regal Sportback, 2017 - 2017 Buick LaCrosse, 2022 - 2025 Chevrolet Blazer, 2016 - 2024 Chevrolet Camaro, 2017 - 2018 GMC Canyon, 2019 - 2019 GMC Canyon, 2019 - 2019 Buick LaCrosse, 2020 - 2020 GMC Acadia, 2017 - 2019 GMC Canyon, 2016 - 2020 Cadillac CT6, 2017 - 2018 Chevrolet Camaro, 2023 - 2023 Cadillac XT5, 2020 - 2020 Cadillac XT6, 2017 - 2019 Cadillac CTS, 2021 - 2021 Cadillac XT6, 2017 - 2020 Cadillac XT5, 2023 - 2023 Cadillac XT6, 2016 - 2016 Cadillac CTS, 2017 - 2019 Chevrolet Colorado, 2016 - 2019 Cadillac ATS, 2020 - 2021 Chevrolet Blazer, 2017 - 2019 GMC Acadia, 2020 - 2022 Chevrolet Colorado, 2017 - 2017 Cadillac ATS
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Cadillac CTS
Item LocatedCanada
Quantity12
ColorBlack
item #1004RQRQ
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Ignition Coil and Spark Plug Kit Set of 12 Iridium Series, 4-Blade Terminal A-Premium APIC0703
A-Premium®Part # APIC0703
Ignition Coil and Spark Plug Kit Set of 12 Iridium Series, 4-Blade Terminal A-Premium APIC0703
4.926 Reviews
$152.99
Quantity Less than 2
Edit ZIP code
2-year warranty
90 days free return
Fits 2015 - 2016 GMC Canyon, 2017 - 2017 GMC Acadia Limited, 2010 - 2015 GMC Acadia, 2012 - 2017 Chevrolet Caprice, 2010 - 2016 Buick LaCrosse, 2010 - 2012 GMC Terrain, 2012 - 2020 Chevrolet Impala, 2012 - 2016 Cadillac SRX, 2010 - 2023 Chevrolet Traverse, 2010 - 2012 Chevrolet Malibu, 2014 - 2016 Chevrolet Impala Limited, 2013 - 2019 Cadillac XTS, 2010 - 2011 Cadillac STS, 2011 - 2011 Saab 9-4X, 2010 - 2010 Buick LaCrosse, 2012 - 2012 Chevrolet Captiva Sport, 2010 - 2015 Chevrolet Camaro, 2013 - 2017 Chevrolet Equinox, 2010 - 2013 Cadillac CTS, 2015 - 2015 Cadillac CTS, 2010 - 2023 Buick Enclave, 2010 - 2010 Saturn Outlook, 2013 - 2017 GMC Terrain, 2010 - 2011 Cadillac SRX, 2013 - 2015 Cadillac ATS, 2010 - 2014 Cadillac CTS, 2015 - 2016 Chevrolet Colorado, 2010 - 2010  Saturn Vue, 2010 - 2012 Chevrolet Equinox
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Cadillac CTS
Item LocatedCanada
QuantityA Set of 12
ColorBlack
item #1004RS9V
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Ignition Coil and Spark Plug Kit Set of 8 Iridium Series, 4-Blade Terminal A-Premium APIC0511
A-Premium®Part # APIC0511
Ignition Coil and Spark Plug Kit Set of 8 Iridium Series, 4-Blade Terminal A-Premium APIC0511
4.926 Reviews
$184.99
CA$194.99
Only 1 item left in stock
Edit ZIP code
2-year warranty
90 days free return
Fits 2008 - 2008 Buick Allure, 2008 - 2009 Buick LaCrosse, 2004 - 2007 Buick Rainier, 2006 - 2007 Cadillac CTS, 2009 - 2015 Cadillac CTS, 2009 - 2013 Cadillac Escalade, 2007 - 2016 Cadillac Escalade, 2007 - 2016 Cadillac Escalade ESV, 2007 - 2013 Cadillac Escalade EXT, 2007 - 2013 Chevrolet Avalanche, 2007 - 2009 Chevrolet Avalanche, 2010 - 2015 Chevrolet Camaro, 2011 - 2017 Chevrolet Caprice, 2009 - 2012 Chevrolet Colorado, 2005 - 2007 Chevrolet Corvette, 2008 - 2013 Chevrolet Corvette, 2006 - 2013 Chevrolet Corvette, 2008 - 2014 Chevrolet Express 1500, 2008 - 2017 Chevrolet Express 2500, 2008 - 2020 Chevrolet Express 2500, 2011 - 2014 Chevrolet Express 2500, 2008 - 2017 Chevrolet Express 3500, 2008 - 2020 Chevrolet Express 3500, 2011 - 2016 Chevrolet Express 3500, 2009 - 2020 Chevrolet Express 4500, 2009 - 2013 Chevrolet Express 4500, 2006 - 2009 Chevrolet Impala, 2007 - 2007 Chevrolet Monte Carlo, 2007 - 2013 Chevrolet Silverado 1500, 2007 - 2013 Chevrolet Silverado 1500, 2007 - 2013 Chevrolet Silverado 1500, 2009 - 2013 Chevrolet Silverado 1500, 2008 - 2018 Chevrolet Silverado 2500 HD, 2008 - 2018 Chevrolet Silverado 3500 HD, 2014 - 2017 Chevrolet SS, 2005 - 2006 Chevrolet SSR, 2007 - 2014 Chevrolet Suburban 1500, 2007 - 2013 Chevrolet Suburban 1500, 2007 - 2013 Chevrolet Suburban 2500, 2018 - 2018 Chevrolet Suburban 3500 HD, 2007 - 2009 Chevrolet Tahoe, 2007 - 2014 Chevrolet Tahoe, 2008 - 2013 Chevrolet Tahoe, 2008 - 2009 Chevrolet Tahoe, 2006 - 2008 Chevrolet Trailblazer, 2006 - 2009 Chevrolet Trailblazer, 2005 - 2006 Chevrolet Trailblazer EXT, 2009 - 2012 GMC Canyon, 2005 - 2009 GMC Envoy, 2005 - 2006 GMC Envoy XL, 2005 - 2005 GMC Envoy XUV, 2008 - 2014 GMC Savana 1500, 2008 - 2017 GMC Savana 2500, 2008 - 2018 GMC Savana 2500, 2012 - 2015 GMC Savana 2500, 2008 - 2017 GMC Savana 3500, 2008 - 2018 GMC Savana 3500, 2012 - 2013 GMC Savana 3500, 2015 - 2015 GMC Savana 3500, 2009 - 2018 GMC Savana 4500, 2007 - 2013 GMC Sierra 1500, 2007 - 2013 GMC Sierra 1500, 2007 - 2013 GMC Sierra 1500, 2007 - 2013 GMC Sierra 1500, 2007 - 2007 GMC Sierra 1500 Classic, 2007 - 2007 GMC Sierra 1500 Classic, 2008 - 2019 GMC Sierra 2500 HD, 2008 - 2012 GMC Sierra 3500 HD, 2008 - 2009 Hummer H2, 2008 - 2010 Hummer H3, 2009 - 2010 Hummer H3T, 2007 - 2012 Isuzu NPR, 2008 - 2009 Pontiac G8, 2009 - 2009 Pontiac G8, 2009 - 2009 Saab 9-7x
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Cadillac CTS
Item LocatedCanada
Quantity8
ColorBlack
item #10039AQX
Note
This item comes with high-performance iridium spark plugs, much better than nickel and platinum spark plugs.
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Ignition Coil and Spark Plug Kit Set of 8 Iridium Series, 4-Pin Terminal A-Premium APIC0842
A-Premium®Part # APIC0842
Ignition Coil and Spark Plug Kit Set of 8 Iridium Series, 4-Pin Terminal A-Premium APIC0842
4.926 Reviews
$107.99
CA$113.99
Quantity Less than 3
Edit ZIP code
2-year warranty
90 days free return
Fits 2016 - 2020 Buick Envision, 2016 - 2023 Chevrolet Camaro, 2014 - 2019 Cadillac CTS, 2014 - 2017 Buick Regal, 2018 - 2019 Chevrolet Traverse, 2013 - 2022 Chevrolet Malibu, 2013 - 2013 Cadillac ATS, 2018 - 2020 Chevrolet Equinox, 2018 - 2020 Buick Regal Sportback, 2018 - 2020 Buick Regal TourX, 2016 - 2018 Cadillac CT6, 2018 - 2020 GMC Terrain
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Cadillac CTS
Item LocatedCanada
Quantity8
ColorBlack
item #1004TW65
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Ignition Coil and Spark Plug Kit Set of 16 Iridium Series, 4-Pin Terminal A-Premium APIC0847
A-Premium®Part # APIC0847
Ignition Coil and Spark Plug Kit Set of 16 Iridium Series, 4-Pin Terminal A-Premium APIC0847
4.926 Reviews
$176.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2015 - 2023 GMC Yukon XL, 2014 - 2018 Chevrolet Silverado 1500, 2019 - 2019 Chevrolet Silverado 1500 LD, 2020 - 2023 GMC Sierra 3500 HD, 2014 - 2018 GMC Sierra 1500, 2014 - 2019 Chevrolet Corvette, 2022 - 2023 Cadillac CT5, 2015 - 2023 GMC Yukon, 2019 - 2019 GMC Sierra 1500 Limited, 2016 - 2021 Chevrolet Camaro, 2019 - 2023 Chevrolet Silverado 1500, 2021 - 2023 GMC Savana 3500, 2015 - 2023 Cadillac Escalade ESV, 2015 - 2023 GMC Yukon XL, 2020 - 2023 GMC Sierra 2500 HD, 2022 - 2022 GMC Sierra 1500 Limited, 2021 - 2023 Chevrolet Express 3500, 2014 - 2018 GMC Sierra 1500, 2015 - 2023 Cadillac Escalade, 2021 - 2023 GMC Savana 2500, 2021 - 2023 Chevrolet Express 2500, 2016 - 2019 Cadillac CTS, 2018 - 2023 Chevrolet Tahoe, 2015 - 2023 GMC Yukon, 2022 - 2022 Chevrolet Silverado 1500 LTD, 2023 - 2023 Chevrolet Camaro, 2019 - 2023 GMC Sierra 1500, 2020 - 2023 Chevrolet Silverado 3500 HD, 2021 - 2021 GMC Savana 4500, 2021 - 2021 Chevrolet Express 4500, 2015 - 2023 Chevrolet Tahoe, 2019 - 2023 Chevrolet Suburban, 2019 - 2023 GMC Sierra 1500, 2022 - 2022 Chevrolet Silverado 1500 LTD, 2014 - 2018 Chevrolet Silverado 1500, 2020 - 2024 Chevrolet Silverado 2500 HD, 2019 - 2023 Chevrolet Silverado 1500, 2015 - 2023 Chevrolet Suburban
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Cadillac CTS
Item LocatedCanada
Quantity16
ColorBlack
item #1004TRLH
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Advantages of using an ignition coils and spark plugs kit

An ignition coils and spark plugs kit is a package that typically includes both ignition coils and spark plugs. An ignition coil and spark plug kit is often mentioned and sold together because these components work closely together in the ignition system. Advantages of using an ignition coils and spark plugs kit include:

  1. Improved Performance: Enhances engine performance, throttle response, and power output.
  2. Fuel Efficiency: Increases fuel efficiency and potentially improves gas mileage.
  3. Emission Reduction: This leads to cleaner combustion, reducing emissions.
  4. Smooth Idling: Promotes smoother and stable idling.
  5. Reliability: Enhances overall ignition system reliability.
  6. Simplified Maintenance: Convenient package with all necessary components.
  7. Optimal Timing: Maintains proper ignition timing.
  8. Consistency: Ensures consistent ignition across all cylinders.
  9. Extended Component Life: This can potentially prolong the life of coils and spark plugs.
  10. Cost-Effective: Often more cost-effective than buying components individually.

Should I replace ignition coils with spark plugs?

Replacing ignition coils along with spark plugs is not always necessary, but it can be a wise decision in certain situations:

  • Mileage and age: Consider replacement if your vehicle has high mileage or the ignition coils are old to maintain optimal performance.
  • Maintenance schedule: Refer to your vehicle's maintenance schedule for recommended replacement intervals.
  • Symptoms: If you experience issues like misfires, rough idling, reduced power, or poor fuel efficiency, consider inspecting and potentially replacing both components.
  • Efficiency and reliability: Simultaneous replacement can ensure consistent ignition timing, enhance reliability, and improve efficiency.
  • Cost consideration: Evaluate the condition of the components; if ignition coils are relatively new, you may replace only spark plugs.
  • Diagnostic testing: Consider diagnostic testing to assess the condition of ignition coils for an informed decision.

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