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Connects2 CTSMC013.2 Steering Wheel Control Interface for Fibre Optics for Mercedes E Class - Pioneer
Price comparison with eBay

Mercedes-Benz CLS, E-Class, SLK Steering Wheel Stalk Control Interface Adaptor
£269.99
You could save £39.01 on eBay
Connecting to the original radio connector and plugging in to the back of the new head unit is simple to fit. Fibre Amp Vehicles CT27AA151 antenna extension may be required for installation. If the connection in the car is different from what you see in the picture then this adaptor is NOT suitable.
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Steering Wheel Control Interface For Mercedes E Class W211 CLS W219 & SLK R171
£269.99
You could save £39.01 on eBay
Part number C2-CTMULTILEAD.2. Head Units. We have this listed out for the following models. Plug and play, no cutting of wires required. Maintains the vehicles aesthetics, whilst allowing an upgrade from the factory head unit.
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CTSMC013.2 RADIO STEERING WHEEL STALK ADAPTOR CONTROL FITS MERCEDES SLK
£249.84
You could save £59.16 on eBay
CONNECTS2 CTSMC013.2 +PATCH LEAD. SLK 2004-2010. This unit is compatible with the following headunit manufacturers (patch lead supplied with order) that has the stalk input compatibility Voice Assistant support available with software update (Part Number: SWCREFLASHER).
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CTSMC013.2 RADIO STEERING WHEEL STALK ADAPTOR CONTROL FITS MERCEDES E-CLASS CLS
£349.99
This product is more expensive on eBay
CONNECTS2 CTSMC013.2 +PATCH LEAD. CLS 2004-2010. This unit is compatible with the following headunit manufacturers (patch lead supplied with order) that has the stalk input compatibility Voice Assistant support available with software update (Part Number: SWCREFLASHER).
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