Emissions for the Mercedes-Benz CLK
                        2005 CLK C 209 facelift 2005 | 2005 - 2010 | 
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| Modification | Euro emission standards | CO2 | |||
                                     
                                 | 
                        
                        
                                CLK 350 G-TRONIC / 272 hp (203 kW) | Euro 4 | 
                                                                                    381-385 g/mile
                                             237-239 g/km  | 
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| CLK 280 / 231 hp (172 kW) | Euro 4 | 
                                                                                    354-368 g/mile
                                             220-229 g/km  | 
                            |||
| AMG CLK 63 G-TRONIC / 481 hp (359 kW) | Euro 4 | 
                                                                                    544 g/mile
                                             338 g/km  | 
                            |||
| CLK 220 CDI Automatic / 150 hp (112 kW) | Euro 4 | 
                                                                                    286-291 g/mile
                                             178-181 g/km  | 
                            |||
| CLK 320 CDI / 224 hp (167 kW) | Euro 4 | 
                                                                                    293-312 g/mile
                                             182-194 g/km  | 
                            |||
| CLK 200 KOMPRESSOR / 184 hp (137 kW) | Euro 4 | 
                                                                                    319-333 g/mile
                                             198-207 g/km  | 
                            |||
| CLK 200 KOMPRESSOR Automatic / 184 hp (137 kW) | Euro 4 | 
                                                                                    322-333 g/mile
                                             200-207 g/km  | 
                            |||
| CLK 280 G-TRONIC / 231 hp (172 kW) | Euro 4 | 
                                                                                    354-365 g/mile
                                             220-227 g/km  | 
                            |||
| CLK 320 CDI G-TRONIC / 224 hp (167 kW) | Euro 4 | 
                                                                                    311-330 g/mile
                                             193-205 g/km  | 
                            |||
| CLK 500 G-TRONIC / 388 hp (289 kW) | Euro 4 | 
                                                                                    434-439 g/mile
                                             270-273 g/km  | 
                            |||
| CLK 220 CDI / 150 hp (112 kW) | Euro 4 | 
                                                                                    272-277 g/mile
                                             169-172 g/km  | 
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| More modifications | |||||