WELLS 1S18221
WELLS part number 1S18221 is a headlamp switch in the Electrical-Switch & Relay system. This catalog matches it to 9 year-and-engine configurations from 2019 to 2022.
Verified fitment includes 2022 BMW 740I 3.0L L6 Turbocharged ; 2021 BMW 740I 3.0L L6 Turbocharged ; 2021 BMW Alpina B7 4.4L V8 Turbocharged ; 2021 BMW M760I 6.6L V12 Turbocharged ; 2020 BMW 740I 3.0L L6 Turbocharged , plus 4 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is WELLS 1S18221?
WELLS part number 1S18221 is a headlamp switch with published application data for 9 vehicle configurations from 2019 to 2022. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does WELLS 1S18221 fit?
This catalog matches 1S18221 to 9 year-and-engine configurations from 2019 to 2022. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is WELLS 1S18221 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. WELLS 1S18221 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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