A2711500391 / A0034468840 / 5WK91301 Mercedes Benz R172 Engine ECU Kit with Key and Lock.

Product Description

The Mercedes-Benz R172 Engine ECU Kit with part number A2711500391 is an OEM solution for managing engine performance, ignition timing, and fuel injection. This kit includes a pre-coded ECU, ignition key, and lock set (A0034468840), making it an ideal replacement for damaged or non-functional ECUs that require matching immobilizer components.

Key Features:

Genuine Mercedes-Benz OEM Engine ECU kit.
Includes ECU (A2711500391), coded ignition key, and lock set (A0034468840).
Designed to control and optimize engine performance for M271 1.8L petrol engines.
Plug-and-play installation (minimal or no programming required).
Ensures correct immobilizer communication and vehicle security.

Compatibility:

This ECU kit is compatible with Mercedes-Benz R172 (SLK-Class) models equipped with the M271 EVO 1.8L petrol engine.

Common Compatible Models:

Mercedes-Benz SLK200 R172 (2011–2015)
Mercedes-Benz SLK250 R172 (2011–2015)

Key features

Genuine Mercedes-Benz OEM Engine ECU kit .
Includes ECU (A2711500391) , coded ignition key , and lock set (A0034468840) .
Designed to control and optimize engine performance for M271 1.8L petrol engines .
Plug-and-play installation (minimal or no programming required).
Ensures correct immobilizer communication and vehicle security.

Compatibility:

This ECU kit is compatible with Mercedes-Benz R172 (SLK-Class) models equipped with the M271 EVO 1.8L petrol engine.

Common Compatible Models:

Mercedes-Benz SLK200 R172 (2011–2015)
Mercedes-Benz SLK250 R172 (2011–2015)

Shipping, returns and warranty

Worldwide shipping with tracking
30-day returns on unused, uninstalled parts
90-day limited warranty against defects

Send us your VIN and we confirm fitment before shipping. See our shipping policy and return policy.

Kit

A2711500391 Mercedes Benz R172 Engine Control 5WK91301 ECU Kit with Key and Lock A0034468840