Ignition Service for BMW 3 Series G20 (2019+)

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It's important to keep your ignition system operating properly to avoid further complications in the future. Here at Turner Motorsport, we offer full ignition service kits if you'e going to overhaul your entire ignition system, and individual components if you've narrowed down your problem already.

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Genuine BMW - Corporate Logo
T#:545305
Part#: 12138643360
In Stock
Sale - Save 5% $ 87.99
$ 83.49 USD
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Sale - Save 5% $ 87.99
$ 83.49 USD
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Sluggish acceleration, misfires and rusty terminals are symptoms of a worn coil. Located on the top of your engine, these coils should be inspected replaced as needed or every 60,000 miles. Keep your ignition system in perfect order. If you are replacing any aspect of your ignition system, it's best to replace all serviceable components. By doing so, your ignition system will work in better harmony, freeing up hidden horsepower and raising fuel economy.
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Genuine BMW - Corporate Logo
T#:577515
Part#: 12120040551-6KT
In Stock
Sale - Save 5% $ 164.99
$ 156.29 USD
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Sale - Save 5% $ 164.99
$ 156.29 USD
Free Shipping
Genuine BMW - Corporate Logo
T#:577514
Part#: 12120040551-4KT
In Stock
Sale - Save 5% $ 109.99
$ 104.20 USD
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Sale - Save 5% $ 109.99
$ 104.20 USD
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Enhance your BMW's performance with this new replacement spark plug designed for the B58/46 engine. Recommended for replacement at 60,000-mile intervals or at 30,000 miles for tuned engines, these spark plugs ensure optimal engine efficiency and ignition reliability.

Benefits:

  • Specifically designed for B58/46 engines in BMW vehicles
  • Ensures optimal engine performance and ignition reliability
  • Recommended replacement at 60,000-mile intervals or 30,000 miles for tuned engines
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Baum Tools - Corporate Logo
T#:2854671
Part#: B121220
Ships in 6 Business Days
$ 49.99 USD
Free Shipping on orders $49 and up

Genuine BMW - Corporate Logo
T#:28570848
Part#: 12138643360KT12
Ships Jul 1, 2025
Sale - Save 5% $ 675.99
$ 641.52 USD
Free Shipping on orders $49 and up
Sale - Save 5% $ 675.99
$ 641.52 USD
Free Shipping on orders $49 and up

Sluggish acceleration, misfires, and rusty terminals are symptoms of a worn coil. Located on the top of your engine, these coils should be inspected and replaced as needed or every 60,000 miles.

If you are replacing any aspect of your ignition system, it's best to replace all serviceable components. This kit includes ignition coils and spark plugs for a comprehensive service that is guaranteed to last.

Kit Includes:

6 Genuine BMW Ignition Coils - 12138643360 6 Genuine BMW Spark Plugs - 12122455258 Genuine BMW Spark Plug Service Indicator Label - 01399791390

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Genuine BMW - Corporate Logo
T#:577359
Part#: 12138643360KT4
Ships Jul 1, 2025
Sale - Save 5% $ 699.99
$ 664.79 USD
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Sale - Save 5% $ 699.99
$ 664.79 USD
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Beru - Corporate Logo
T#:14982199
Part#: 121200405516KT
In Stock
$ 95.99 USD
Free Shipping on orders $49 and up
$ 95.99 USD
Free Shipping on orders $49 and up
Genuine BMW - Corporate Logo
T#:30861156
Part#: 12138643360GKT
In Stock
Sale - Save 5% $ 451.99
$ 429.20 USD
Free Shipping on orders $49 and up
Sale - Save 5% $ 451.99
$ 429.20 USD
Free Shipping on orders $49 and up
If your BMW's mileage is getting up there, be sure to keep your ignition system in check. Whether you currently have a misfire or you're just doing preventative maintenance, this kit is perfect and includes everything you need to restore performance! The kit includes: 4 Genuine BMW Coils with locks 4 Genuine BMW spark plugs 1 packet of American Grease Stick dielectric grease
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Genuine BMW - Corporate Logo
T#:577356
Part#: 12138643360KT
In Stock
Sale - Save 5% $ 351.99
$ 333.94 USD
Free Shipping
Sale - Save 5% $ 351.99
$ 333.94 USD
Free Shipping