This page lists 12 ignition parts for the 2021 BMW M550I, across 3 part types, covering the 4.4L V8 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2021 BMW M550I, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 12 listed parts are Ignition Coil (5 parts), Camshaft Position Sensor (4 parts) and Crankshaft Position Sensor (3 parts).
The 2021 BMW M550I came with a single engine, the 4.4L V8 Turbocharged, and every part is verified against it.
8 brands supply ignition parts for the 2021 BMW M550I, led by STANDARD MOTOR PRODUCTS (2 parts), WALKER PRODUCTS (2 parts) and WELLS (2 parts), plus 5 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 BMW M550I. 1 part has it: HOLSTEIN 2IGC0102 (Ignition Coil). Each part number opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 009168571 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 3-Pin ConnectorIncludes Seal | View on Amazon |
| STANDARD MOTOR PRODUCTS | PC1196 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
| WALKER PRODUCTS | 2351540 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS | 5S16928 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
4 Camshaft Position Sensor parts for the 2021 BMW M550I come from 4 brands — HELLA, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 1 other brand.
Listed part numbers: HELLA 009168571, STANDARD MOTOR PRODUCTS PC1196 and WALKER PRODUCTS 2351540, plus the other parts above.
Crankshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2CRK0712 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS | 2352068 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS | 5S16172 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
3 Crankshaft Position Sensor parts for the 2021 BMW M550I come from 3 brands — HOLSTEIN, WALKER PRODUCTS and WELLS.
The Economy section lists 1 option from HOLSTEIN — the catalog's value-priced group. HOLSTEIN 2CRK0712 is listed in this group.
In the Standard Replacement grade, WALKER PRODUCTS and WELLS supply 2 parts: built to original-equipment specification. A representative part number is WALKER PRODUCTS 2352068.
This group includes HOLSTEIN 2CRK0712, WALKER PRODUCTS 2352068 and WELLS 5S16172.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Popular | 2IGC0102 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI | GN11142 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1788622 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
| BOSCH | 0986221148 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
| STANDARD MOTOR PRODUCTS | UF883 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M550i xDrive | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
5 Ignition Coil parts for the 2021 BMW M550I come from 5 brands — HOLSTEIN, DELPHI, BECK/ARNLEY and 2 other brands. The "Popular" part is HOLSTEIN 2IGC0102.
The Economy section: 1 option from HOLSTEIN. HOLSTEIN 2IGC0102 is listed in this group.
In the Premium grade, DELPHI supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is DELPHI GN11142.
Standard Replacement: 3 parts, from BECK/ARNLEY, BOSCH and STANDARD MOTOR PRODUCTS. A representative part number is BECK/ARNLEY 1788622.
This group includes HOLSTEIN 2IGC0102, DELPHI GN11142 and BECK/ARNLEY 1788622 and the remaining parts above.
Buying Ignition Parts for a 2021 BMW M550I
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 4.4L V8 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: Ignition Coil and Camshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2021 BMW M550I?
Our catalog currently lists 12 ignition parts for the 2021 BMW M550I across 3 subcategories and 8 brands, covering the 4.4L V8 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2021 BMW M550I?
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 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 M550I 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 M550I?
Every part on this page is matched to the 4.4L V8 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 M550I
Ignition Parts for Other BMW M550I 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.