OEM parts categories for 2012 Mercedes-Benz C300: A/C & Heating (A/C & Heater Control Units, A/C Condenser, Compressor & Lines, A/C Evaporator & Heater Components, Air Conditioner, Automatic Temperature Controls, Blower Motor & Fan, Heater Core & Control Valve, HVAC Case, Switches & Sensors) | Air & Fuel Delivery (Air Intake, Cruise Control System, Fuel Injection, Fuel Supply, Fuel System Components, Intake Manifold, Throttle Body) | Belts & Cooling (Belts & Pulleys, Cooling System, Radiator, Water Pump, Cooling Fan, Radiator & Components, Water Pump) | Body & Hardware (Back Glass, Body Shell, Center Pillar & Rocker, Hinge Pillar, Cluster & Switches, Console, Cowl, Dash Panel Components, Ducts, Fender & Components, Floor, Front Bumper, Front Door, Front Door - Glass & Hardware, Front Door - Lock & Hardware, Front Seat Components, Glove Box, Grille & Components, Hood & Components, Information Labels, Inner Structure - Quarter Panel, Instrument Panel, Outside Mirrors, Quarter Panel & Components, Radiator Support, Rear Body, Rear Bumper, Rear Door, Rear Door - Glass & Hardware, Rear Door - Lock & Hardware, Rear Seat Components, Roof & Components, Seat Belt, Sound System, Splash Shields, Structural Components & Rails, Sunroof, Tracks & Components, Trailer Hitch Components, Trunk, Trunk Lid, Windshield Glass, Wiper & Washer Components) | Brakes (Anti-Lock Brakes, Brake Components, Front Brakes, Hydraulic System, Parking Brake, Rear Brakes, Stability Control) | Charging & Starting (Alternator, Battery, Starter) | Driveline & Axles (Front Axle, Axle Shafts & Joints, Differential, Drive Axles, Propeller Shaft, Rear Axle, Axle Shafts & Joints, Differential, Drive Axles, Propeller Shaft) | Electrical (ABS Components, Air Bag Components, Alarm System, Antenna & Radio, Anti-Theft Components, Control Components, Cruise Control System, Electrical Components, Front Door, Front Seat Belts, Fuel Door, Horn, Ignition Lock, Ignition System, Instruments & Gauges, Keyless Entry Components, Lane Departure Warning, Mirrors, Navigation System, Parking Aid, Power Seats, Powertrain Control, Rear Door, Rear Seat Belts, Ride Control, Senders, Starter, Sunroof, Switches, Tire Pressure Monitoring, Trunk, Washer Components, Wiper & Washer Components) | Emission Control & Exhaust (A.I.R. System, Emission Components, Exhaust Components, Exhaust Manifold) | Engine (Engine & Trans Mounting, Engine Appearance Cover, Engine Parts, Mounts, Cylinder Head & Valves, Camshaft & Timing, Variable Valve Timing, Oil Pan, Oil Pump, Balance Shafts, Crankshaft & Bearings, Pistons, Rings & Bearings) | Headlights & Lighting (Bulbs, Daytime Running Lamp Components, Headlamps, Headlamp Washers/Wipers, High Mount Lamps, License Lamps, Side Marker Lamps, Tail Lamps) | Interior & Exterior Trim (Exterior Trim - Fender, Exterior Trim - Front Door, Exterior Trim - Pillars, Rocker & Floor, Exterior Trim - Rear Door, Exterior Trim - Roof, Interior Trim - Front Door, Interior Trim - Pillars, Rocker & Floor, Interior Trim - Quarter Panels, Interior Trim - Rear Body, Interior Trim - Rear Door, Interior Trim - Roof, Interior Trim - Trunk Lid) | Maintenance & Lubrication (Automatic Transmission, Belts & Pulleys, Filters, Transmission) | Steering (P/S Pump & Hoses, Steering Gear & Linkage, Steering Column & Wheel, Steering Gear & Linkage) | Suspension (Axle & Differential - Rear, Carrier & Front Axles, Front Suspension Components, Lower Control Arm, Upper Control Arm, Stabilizer Bar, Rear Suspension Components, Lower Control Arm, Upper Control Arm, Stabilizer Bar, Shocks & Components - Rear, Stabilizer Bar & Components - Front, Struts & Components - Front, Wheels) | Transmission (Automatic Transmission, Gear Shift Control - AT)