Mercedes-Benz W221 EIS Key Programming Service - SK_TECH_LAB Mercedes-Benz W221 Key Programming Service
Professional EZS Ignition Switch & 1 Key Mail-In Solution by SK_TECH_LAB
🛠️ Service Overview
- Service Type: Professional W221 EIS (EZS) module programming and cutting/coding of 1 brand new key.
- Hardware Notice: This listing is for the mail-in programming service and key. You must mail your existing EIS module (and working key if available). We do not supply the physical car ignition module.
⚠️ Important Note: Please message us your VIN number and proof of vehicle ownership (such as vehicle registration or title matching your ID) via messages before shipping your parts. 🚗 Vehicle Compatibility & Options
- Supported Models: Mercedes-Benz W221 S-Class (S350, S550, S600, etc.) Electronic Ignition Switch (EIS / EZS systems).
- 📦 Simple 4-Step Process
1 Place Order
Purchase the service and send us your VIN and ownership proof.
2 Ship Parts
Safely mail your W221 EIS ignition switch to our secure facility.
3 Same-Day Work
We program your module and program 1 new key the exact same day it arrives.
4 Fast Return
Your EIS and 1 new programmed key are shipped back via priority mail.
⏱️ Handling Time Notice: This listing displays an extended handling time to comply with policies for mail-in services. Processing and turnaround begin immediately after we receive your physical EIS module.
