OEM parts categories for 2021 Nissan Maxima: 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, Switches & Sensors) | Air & Fuel Delivery (Air Intake, Cruise Control, Fuel Injection, Fuel Supply, Fuel System Components, Intake Manifold, Throttle Body) | Belts & Cooling (Belts & Pulleys, Cooling System, Radiator, Water Pump, Cooling Fan, Oil Cooler, Radiator & Components, Trans Oil Cooler, Water Pump) | Body & Hardware (Aperture Panel, Hinge Pillar, Bumper & Components - Front, Bumper & Components - Rear, Center Console, Center Pillar & Rocker, Cluster & Switches, Instrument Panel, Cowl, Dash Panel Components, Door & Components, Driver Seat Components, Ducts, Electrical Components - Front Bumper, Electrical Components - Rear Bumper, Fender & Components, Floor & Rails, Front Door, Front Door Glass & Hardware, Glass & Hardware - Back Glass, Glass, Reveal Moldings, Glove Box, Grille & Components, Hood & Components, Information Labels, Inner Structure - Quarter Panel, Lock & Hardware, Outside Mirrors, Passenger Seat Components, Quarter Panel & Components, Radiator Support, Rear Body, Rear Door, Rear Floor & Rails, Rear Seat Components, Roof & Components, Seat Belt, Sound System, Spoiler, Exterior Trim, Structural Components & Rails, Sunroof, Trunk, Trunk Lid & Components, Wiper & Washer Components) | Brakes (Anti-Lock Brakes, Brake Components, Front Brakes, Hydraulic System, Parking Brake, Rear Brakes) | Charging & Starting (Alternator, Battery, Starter) | Driveline & Axles (Axle Shafts & Joints, Drive Axles) | Electrical (ABS Components, Air Bag Components, Antenna & Radio, Communication System Components, Controls - Instruments & Gauges, Electrical Components, Front Door, Front Seat Belts, Fuse & Relay, Heated Seats, 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, Senders, Starter, Sunroof, Switches, Tire Pressure Monitoring, Trunk, Wipers, Wiring Harness) | Emission Control & Exhaust (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 Cooler, Oil Pan, Oil Pump, Crankshaft & Bearings, Pistons, Rings & Bearings, Transaxle Parts) | Headlights & Lighting (Backup Lamps, Bulbs, Fog Lamps, Headlamp Components, Headlamps, High Mount Lamps, License Lamps, Tail Lamps) | Interior & Exterior Trim (Exterior Trim - Fender, Exterior Trim - Front Door, Exterior Trim - Pillars, Exterior Trim - Quarter Panel, Exterior Trim - Rear Door, Exterior Trim - Roof, Interior Trim - Front Door, Interior Trim - Pillars, Interior Trim - Quarter Panels, Interior Trim - Rear Body, Interior Trim - Rear Door, Interior Trim - Roof, Interior Trim - Trunk, Spoiler, Exterior Trim) | Maintenance & Lubrication (Automatic Transmission, Belts & Pulleys, Filters) | Steering (P/S Pump & Hoses, Steering Gear & Linkage, Shroud, Switches & Levers, Steering Column & Wheel, Steering Gear & Linkage) | Suspension (Drive Axles - Front, Front Suspension Components, Lower Control Arm, Stabilizer Bar, Rear Suspension Components, Upper Control Arm, Stabilizer Bar, Shocks & Components - Rear, Stabilizer Bar & Components - Front, Struts & Components - Front, Suspension Mounting - Rear, Wheels) | Transmission (Automatic Transmission, Gear Shift Control - AT)