aerodynamic, radiator grille, inlet manifold, diffusor, bodywork, valance, monocoque, venturi, bargeboard, intake manifold, aero, intercooler, strakes, underfloor, underbody, grille, dampers, valving, aerofoil, foglamp, sunblind, gearbox, exhaust, downpipe, fenders, piston rod, rollbar, impellers, demister, radiator, volute, wankel engine, louvres, cowling, swage, deflector, troffer, underwing, graining, flacon, bedplate, tonneau, pcv valve, rev counter, nosecone, diverter, facia, turbos, exhaust valve, vents, airflow, wickers, exhaust pipe, poppet valve, pushrod, camshaft, fascia, toroidal, resonator, augmenter, lumma, calliper, exhaust manifold, supersoft, busbar, chicane, crankcases, flange, carburettor, piquet, atomiser, chassis, bezel, lamella, mudguards, torsion bar, brightwork, quattro, retarder, bypass capacitor, splitter, polymerisation, pintle, thyristor, sills, endplate, turbocharger, windscreen wiper, pearlescent, cermet, ionisation, hispania, louver, michael schumacher, convex lens, apertures, platens, nose cone, silicone rubber, spacers, soleplate, pit lane, diffusers, nozzle, nozzles, reflector, grating, absorber, collimator, baffle, baffles, magnet, vanes, cathode, coil, filter, impeller, inductor, mandrel, monochromator, reflectors, burner, cavity, coupler, rectifier, amplifier, antenna, array, console, diaphragm, exchanger, filament, pin, rosette, scanner, sensor, stator, transducer

lamp, lighting fixture

baffle, baffle board, optical device

diffusor