The 2021 BMW 118I has 2 ignition parts with verified fitment on this page — 1 part type and 1 brand, covering the 1.5L L3 Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2021 BMW 118I, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Every listed part is a Spark Plug.
Every part on this page is matched to the 1.5L L3 Turbocharged — the only engine offered in the 2021 BMW 118I.
Every ignition part listed for the 2021 BMW 118I comes from NGK.
Each part number listed for the 2021 BMW 118I opens a page with every vehicle that part fits.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK | 91469 | 🇲🇽 MX | Laser Iridium High Ignitability | View on Amazon |
| NGK | SILZKGR8G8S | 🇲🇽 MX | Laser Iridium High Ignitability | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
2 Spark Plug parts for the 2021 BMW 118I come from NGK.
Listed part numbers: NGK 91469 and NGK SILZKGR8G8S.
Buying Ignition Parts for a 2021 BMW 118I
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.5L L3 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug .
Frequently Asked Questions
How many ignition parts fit the 2021 BMW 118I?
Our catalog currently lists 2 ignition parts for the 2021 BMW 118I across 1 subcategory and 1 brand, covering the 1.5L L3 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2021 BMW 118I?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2021 BMW 118I?
Notes on this page include a 0.032" pre-set gap. Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 BMW 118I was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 BMW 118I?
Every part on this page is matched to the 1.5L L3 Turbocharged engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 BMW 118I
Ignition Parts for Other BMW 118I Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.