Step 1: Check the current model number of the shell under the key blade (CE0536 Step 2: Choose the model that fits you best. Did you know? If you want to replace the HU83 slotted bit with yours, the model does not matter. Compatibility: Key for Peugeot Partner 107 207 307 407 208 308, Citroen C2 C3 C4 C5 Berlingo Picasso. (Please make sure your key matches the picture before purchasing.) EASY PEUGEOT KEY SHELL REPLACEMENT: Installation is as simple as removing the internal electronics (including the immobilizer/transponder chip) from your original remote and reinstalling them into the new key shell. High-quality Citroen remote control: Made of durable material, it fits perfectly to your car and does not affect the signal. This key shell is perfect for replacing damaged car keys. Key shell for Peugeot 207: This product is only a key shell. It does not contain any electronic components (transponder chips and battery). Box contents: 2 key shells for Peugeot/Citroen.