SLK Facelift - Key advantages at a glance Exterior design front bumper with new design and more pronounced V-shape new-look rear bumper to give the tail a more powerful aspect, diffuser-look styling front fog lights with chrome surrounds modified air intake grille exterior mirrors with larger mirror surface and arrow-shaped LED indicators tailpipe trim featuring new square design Interior design new instrument cluster with red needles, dial bezels in 3D look, plus chrome surrounds for the tubes and the clock / fuel gauge new 3-spoke sports steering wheel with multifunction buttons shift and selector levers with new leather-and-chrome trim trim elements, switches and buttons with new colour scheme power window switch with pull / push function Engines increased output and reduced fuel consumption enhanced performance of SLK 200 Kompressor (135 kW / 184hp) Uprated SLK 350 sports engine with 224 kW/305 hp emotional sound during deceleration for authentic sports-engine sound Equipment AIRSCARF neck-level heating for sheer driving pleasure (optional) COMAND APS with 6.5-inch display (optional) Voice-optimised LINGUATRONIC for controlling audio, navigation and telephone systems (optional; available for the SLK for the first time) Bluetooth hands-free system standard in all head units