{"analytics": {"enabled": true, "events": [{"name": "view_item_list", "params": {"item_list_name": "Used OEM BMW 540i Knock Sensor", "items": [{"index": 0, "item_brand": "", "item_category": "", "item_id": "70054", "item_name": "Engine Knock Sensor", "price": 12.49}, {"index": 1, "item_brand": "", "item_category": "", "item_id": "36564", "item_name": "Engine Knock Sensor", "price": 11.99}, {"index": 2, "item_brand": "", "item_category": "", "item_id": "91991", "item_name": "Knock / Ping Sensor", "price": 6.68}]}}], "ga4_id": "G-97BP1S94ZY", "list_name": "Used OEM BMW 540i Knock Sensor"}, "csp_nonce": "KasOn7OgJZ1FCQnbFSCaxw==", "customer_logged_in": false, "facet_display": {"category_path": {"engine": "Engine", "engine--sensors": "Engine \u003e Sensors"}, "color": {}, "condition": {"used": "Used"}, "part_type": {"abs-computer-module": "ABS Computer / Module", "abs-pump": "ABS Pump", "abs-speed-sensor": "ABS / Speed Sensor", "ac-compressor-screw-bolt": "AC Compressor Screw / Bolt", "ac-condenser": "AC Condenser", "ac-expansion-valve": "AC Expansion Valve", "ac-hoses-lines-and-fittings": "AC Hoses / Lines and Fittings", "ac-pressure-switch-sensor": "AC Pressure Switch / Sensor", "ac-receiver-drier": "AC Receiver / Drier", "air-quality-sensor": "Air Quality Sensor", "airbag-computer-module": "AirBag Computer / Module", "airbag-crash-impact-sensor": "AirBag Crash / Impact Sensor", "airbag-wire-wiring-harness": "Airbag Wire / Wiring Harness", "alarm-horn-siren": "Alarm Horn / Siren", "alarm-theft-control-module": "Alarm / Theft Control Module", "alternator-generator": "Alternator / Generator", "ambient-light-sun-sensor": "Ambient Light / Sun Sensor", "amp-amplifier": "Amp / Amplifier", "antenna-booster": "Antenna Booster", "armrest-arm-rest": "Armrest / Arm Rest", "ashtray-ash-tray": "Ashtray / Ash Tray", "audio-noise-suppressor-capacitor": "Audio Noise Suppressor / Capacitor", "battery-cable": "Battery Cable", "battery-control-module-computer": "Battery Control Module / Computer", "battery-cover-box": "Battery Cover / Box", "battery-terminal-junction-box": "Battery Terminal / Junction Box", "battery-tray-hold-down-strap": "Battery Tray / Hold Down / Strap", "bcm-body-control-modules-computers": "BCM / Body Control Modules / Computers", "blank-dummy-switch": "Blank / Dummy Switch", "blower-motor": "Blower Motor", "body-sensor-switch": "Body Sensor / Switch", "body-trim-bolt-screw-cap-cover": "Body Trim Bolt / Screw Cap / Cover", "body-wire-wiring-harness": "Body Wire / Wiring Harness", "bowden-cable": "Bowden Cable", "brake-booster": "Brake Booster", "brake-caliper": "Brake Caliper", "brake-caliper-carrier-bolts-fasteners": "Brake Caliper / Carrier Bolts / Fasteners", "brake-caliper-carrier-mount-bracket": "Brake Caliper Carrier / Mount Bracket", "brake-clutch-switch": "Brake / Clutch Switch", "brake-dust-splash-shield": "Brake Dust / Splash Shield", "brake-fluid-reservoir-tank": "Brake Fluid Reservoir / Tank", "brake-hardware-bushing": "Brake Hardware / Bushing", "brake-hose-line": "Brake Hose / Line", "brake-master-cylinder": "Brake Master Cylinder", "brake-pad-shoe": "Brake Pad / Shoe", "brake-pedal": "Brake Pedal", "brake-vacuum-line-hose": "Brake Vacuum Line / Hose", "bumper-hood-emblem-badge": "Bumper / Hood Emblem / Badge", "bumper-mount-bracket": "Bumper Mount Bracket", "bumper-trim": "Bumper Trim", "bumper-valance": "Bumper Valance", "cam-shaft-camshaft": "Cam Shaft / Camshaft", "camera-control-module": "Camera Control Module", "camshaft-adjustment-solenoid-gear": "Camshaft Adjustment Solenoid / Gear", "camshaft-pulley-gear": "Camshaft Pulley / Gear", "camshaft-sensor": "Camshaft Sensor", "cargo-tie-down-hooks": "Cargo Tie Down Hooks", "cd-dvd-changer": "CD / DVD Changer", "center-console": "Center Console", "center-console-insert": "Center Console Insert", "center-console-mount-bracket": "Center Console Mount Bracket", "center-console-trim": "Center Console Trim", "charcoal-fuel-vapor-canister": "Charcoal Fuel Vapor Canister", "child-restraint-hook-cover-cap": "Child Restraint / Hook Cover / Cap", "cigarette-lighter": "Cigarette Lighter", "climate-air-temp-sensor": "Climate Air Temp Sensor", "climate-air-vent-duct": "Climate Air Vent / Duct", "climate-control-wire-wiring-harness": "Climate Control Wire / Wiring Harness", "climate-temp-control-unit": "Climate / Temp Control Unit", "clock-spring": "Clock Spring", "clutch-pedal": "Clutch Pedal", "coil-spring-mount-bushing": "Coil Spring Mount / Bushing", "comfort-control-module-computer-ccm": "Comfort Control Module / Computer / CCM", "computer-module-mount-bracket": "Computer / Module Mount Bracket", "coolant-hose-pipe-line": "Coolant Hose / Pipe / Line", "coolant-reservoir-tank": "Coolant Reservoir / Tank", "coolant-temp-sensor-thermal-switch": "Coolant Temp Sensor / Thermal Switch", "cowl-firewall-cover": "Cowl / Firewall Cover", "crankshaft-sensor": "Crankshaft Sensor", "cup-holder": "Cup Holder", "cv-axle-flange-bolt": "CV Axle Flange Bolt", "dash-airbag": "Dash AirBag", "dash-bracket-mount": "Dash Bracket / Mount", "dash-trim": "Dash Trim", "dash-wire-wiring-harness": "Dash Wire / Wiring Harness", "diagnostic-can-bus-gateway-computer-module": "Diagnostic / CAN Bus / Gateway Computer / Module", "dome-map-light": "Dome / Map Light", "door-brake-check-rod-hinge": "Door Brake / Check Rod / Hinge", "door-frame": "Door Frame", "door-glass": "Door Glass", "door-hatch-sun-shade-and-clips": "Door / Hatch Sun Shade and Clips", "door-latch": "Door Latch", "door-light": "Door Light", "door-lock-actuator": "Door Lock Actuator", "door-mount-bracket": "Door Mount / Bracket", "door-panel": "Door Panel", "door-shell-skin": "Door Shell / Skin", "door-sill-scuff-panel": "Door Sill / Scuff Panel", "door-trim": "Door Trim", "door-weather-stripping-seal": "Door Weather Stripping / Seal", "door-wire-wiring-harness": "Door Wire / Wiring Harness", "drive-belt-tensioner": "Drive Belt Tensioner", "ecu-engine-control-module-housing-cover": "ECU / Engine Control Module Housing / Cover", "electric-cooling-fan": "Electric Cooling Fan", "electric-cooling-fan-module-relay": "Electric Cooling Fan Module / Relay", "engine-air-filter-box": "Engine Air Filter Box", "engine-air-intake-duct": "Engine Air Intake Duct", "engine-bolt-nut-fastener": "Engine Bolt / Nut / Fastener", "engine-control-module-ecm-ecu-dme": "Engine Control Module / ECM / ECU / DME", "engine-motor-mount-bracket": "Engine / Motor Mount Bracket", "engine-oil-cap": "Engine Oil Cap", "engine-oil-level-sensor": "Engine Oil Level Sensor", "engine-oil-pump": "Engine Oil Pump", "engine-plastic-cover": "Engine Plastic Cover", "engine-start-stop-switch": "Engine Start / Stop Switch", "engine-timing-cam-solenoid": "Engine Timing / Cam Solenoid", "esp-dtc-traction-control-switch": "ESP / DTC / Traction Control Switch", "evap-hoses-lines": "Evap Hoses / Lines", "exhaust-mount-bracket-hanger": "Exhaust Mount Bracket / Hanger", "exterior-b-pillar-trim-cover": "Exterior B Pillar Trim / Cover", "exterior-bolt-nut-fastener": "Exterior Bolt / Nut / Fastener", "exterior-door-handle": "Exterior Door Handle", "exterior-door-window-trim": "Exterior Door / Window Trim", "fender": "Fender", "fender-liner": "Fender Liner", "fender-mount-bracket": "Fender Mount / Bracket", "flashlight": "Flashlight", "floor-mats-and-carpet": "Floor Mats and Carpet", "flywheel": "Flywheel", "flywheel-flexplate-bolt": "Flywheel / Flexplate Bolt", "fog-light-lamp": "Fog Light / Lamp", "frame-brace-support-bracket": "Frame Brace / Support Bracket", "front-seat": "Front Seat", "fuel-filter": "Fuel Filter", "fuel-gas-cap": "Fuel / Gas Cap", "fuel-gauge-level-sensor-sending-unit": "Fuel Gauge Level Sensor / Sending Unit", "fuel-injector": "Fuel Injector", "fuel-line": "Fuel Line", "fuel-pressure-sensor": "Fuel Pressure Sensor", "fuel-pump": "Fuel Pump", "fuel-rail": "Fuel Rail", "fuel-tank": "Fuel Tank", "fuel-valve": "Fuel Valve", "fuse-box-cover": "Fuse Box Cover", "fuse-relay-box": "Fuse / Relay Box", "gas-fuel-door-lock-actuator": "Gas / Fuel Door Lock Actuator", "gas-pedal-accelerator-module": "Gas Pedal / Accelerator Module", "glove-box": "Glove Box", "glove-box-switch": "Glove Box Switch", "grab-handle": "Grab Handle", "hazard-switch": "Hazard Switch", "head-heads-up-display-hud": "Head / Heads Up Display / HUD", "headlight-adjustment-motor": "Headlight Adjustment Motor", "headlight-ballast-igniter": "Headlight Ballast / Igniter", "headlight-bulb-cover-cap": "Headlight Bulb Cover / Cap", "headlight-control-module-computer": "Headlight Control Module / Computer", "headlight-head-lamp-light": "Headlight / Head Lamp / Light", "headlight-suspension-leveling-sensor": "Headlight / Suspension Leveling Sensor", "headlight-switch": "Headlight Switch", "headlight-washer-pump": "Headlight Washer Pump", "headlight-washer-sprayer-jet": "Headlight Washer / Sprayer Jet", "headliner-roof-trim": "Headliner / Roof Trim", "headrest": "Headrest", "heat-shield": "Heat Shield", "heated-seat-module-computer": "Heated Seat Module / Computer", "heated-seat-switch": "Heated Seat Switch", "heater-bypass-valve": "Heater Bypass Valve", "heater-core": "Heater Core", "high-pressure-fuel-pump-hpfp": "High Pressure Fuel Pump / HPFP", "hill-auto-hold-switch": "Hill / Auto Hold Switch", "hood-hinge": "Hood Hinge", "hood-latch-release-cable": "Hood Latch Release Cable", "hood-latch-release-lever-switch": "Hood Latch Release Lever / Switch", "hood-stop-adjustment-bumper": "Hood Stop / Adjustment Bumper", "hood-weather-stripping-seal": "Hood Weather Stripping / Seal", "horn": "Horn", "hvac-box-parts-and-servos": "HVAC Box Parts and Servos", "ignition-coil-pack": "Ignition Coil / Pack", "ignition-switch": "Ignition Switch", "illumination-dimmer-switch": "Illumination / Dimmer Switch", "immo-immobilizer-module": "Immo / Immobilizer Module", "instrument-cluster-speedometer": "Instrument Cluster / Speedometer", "intake-manifold-and-parts": "Intake Manifold and Parts", "intake-manifold-temp-sensor": "Intake Manifold Temp Sensor", "interior-bolt-screw-cap-cover": "Interior Bolt / Screw Cap / Cover", "interior-door-handle": "Interior Door Handle", "interior-fasteners-clips": "Interior Fasteners / Clips", "interior-light": "Interior Light", "interior-parking-brake-handle": "Interior Parking Brake Handle", "kessy-keyless-entry-antenna": "Kessy / Keyless Entry Antenna", "kick-panel": "Kick Panel", "knee-panel": "Knee Panel", "knock-sensor": "Knock Sensor", "lane-change-assist-module-computer": "Lane Change Assist Module / Computer", "lane-park-assist-camera": "Lane / Park Assist Camera", "lcd-screen-info-display": "LCD Screen / Info Display", "leak-detection-pump-ldp": "Leak Detection Pump / LDP", "license-plate-light": "License Plate Light", "license-plate-mount-bracket": "License Plate Mount / Bracket", "light-headlight-wire-wiring-harness": "Light / Headlight Wire / Wiring Harness", "lock-unlock-switch": "Lock / Unlock Switch", "lower-control-arm": "Lower Control Arm", "lower-hood-latch": "Lower Hood Latch", "lower-pillar": "Lower Pillar", "lug-nuts-bolts": "Lug Nuts / Bolts", "maf-mass-air-flow-sensor-meter": "MAF / Mass Air Flow Sensor / Meter", "map-intake-manifold-pressure-sensor": "MAP / Intake Manifold Pressure Sensor", "microphone": "Microphone", "misc-connector-plug": "Misc Connector / Plug", "mmi-center-control-unit": "MMI Center Control Unit", "multifunction-relay": "Multifunction Relay", "navigation-nav-unit": "Navigation / NAV Unit", "navigation-wire-wiring-harness": "Navigation Wire / Wiring Harness", "oil-pressure-sensor": "Oil Pressure Sensor", "onboard-power-supply-control-module-unit": "Onboard Power Supply Control Module / Unit", "other-misc-wire-wiring-harness": "Other / Misc Wire / Wiring Harness", "other-relay": "Other Relay", "owners-manual": "Owners Manual", "oxygen-o2-sensor": "Oxygen / O2 Sensor", "park-assist-sensor": "Park Assist Sensor", "park-assist-switch": "Park Assist Switch", "parking-aid-assist-control-module-computer": "Parking Aid / Assist Control Module / Computer", "parking-brake-lever": "Parking Brake Lever", "parking-brake-switch": "Parking Brake Switch", "piston-connecting-rod": "Piston / Connecting Rod", "power-outlet": "Power Outlet", "power-steering-gear-rack": "Power Steering Gear / Rack", "power-steering-reservoir": "Power Steering Reservoir", "quarter-glass": "Quarter Glass", "quarter-panel": "Quarter Panel", "radar-distance-sensor": "Radar / Distance Sensor", "radiator": "Radiator", "radiator-coolant-hose": "Radiator Coolant Hose", "radio-stereo": "Radio / Stereo", "radio-stereo-amplifier-wire-wiring-harness": "Radio / Stereo / Amplifier Wire / Wiring Harness", "radio-tuner-receiver-module-head-unit": "Radio Tuner Receiver Module / Head Unit", "rain-sensor": "Rain Sensor", "rain-tray-water-deflector": "Rain Tray / Water Deflector", "rear-bumper-cover": "Rear Bumper Cover", "rear-seat": "Rear Seat", "rear-seat-panel-net": "Rear Seat Panel / Net", "rear-view-mirror": "Rear View Mirror", "roof-antenna-shark-fin": "Roof Antenna / Shark Fin", "roof-weather-stripping-seal": "Roof Weather Stripping / Seal", "satellite-radio-module-computer": "Satellite Radio Module / Computer", "seat-belts": "Seat Belts", "seat-buckles-receivers": "Seat Buckles / Receivers", "seat-lock-latch": "Seat Lock / Latch", "seat-lumbar-assembly": "Seat Lumbar Assembly", "seat-memory-control-module-computer": "Seat / Memory Control Module / Computer", "seat-memory-switch": "Seat Memory Switch", "seat-motor": "Seat Motor", "seat-occupant-detection-module-sensor": "Seat Occupant Detection Module / Sensor", "seat-switch": "Seat Switch", "seat-trim": "Seat Trim", "seat-wire-wiring-harness": "Seat Wire / Wiring Harness", "shifter-assembly": "Shifter Assembly", "side-marker-lights-reflectors": "Side Marker Lights / Reflectors", "side-skirt-mount-bracket": "Side Skirt Mount Bracket", "side-skirt-rocker-panel": "Side Skirt / Rocker Panel", "side-view-mirror": "Side View Mirror", "sound-absorber": "Sound Absorber", "speaker-grille-cover": "Speaker Grille / Cover", "speaker-subwoofer": "Speaker / Subwoofer", "spindle-knuckle": "Spindle / Knuckle", "stabilizer-sway-track-bar": "Stabilizer / Sway / Track Bar", "starter": "Starter", "starter-bolt-nut-fastener": "Starter Bolt / Nut / Fastener", "steering-angle-sensor": "Steering Angle Sensor", "steering-column": "Steering Column", "steering-column-adjustment-lever-switch": "Steering Column Adjustment Lever / Switch", "steering-column-control-module": "Steering Column Control Module", "steering-column-trim": "Steering Column Trim", "steering-tie-rod": "Steering Tie Rod", "steering-wheel": "Steering Wheel", "steering-wheel-airbag": "Steering Wheel AirBag", "steering-wheel-relay-module": "Steering Wheel Relay / Module", "steering-wheel-switch-button": "Steering Wheel Switch / Button", "storage-tray-card-coin-holder": "Storage Tray / Card / Coin Holder", "strut-shock-mount-bushing": "Strut / Shock Mount / Bushing", "strut-tower-brace": "Strut Tower Brace", "subframe-sub-frame": "SubFrame / Sub Frame", "sun-roof-glass": "Sun Roof / Glass", "sun-roof-shade-sunshade": "Sun Roof Shade / Sunshade", "sun-roof-switch": "Sun Roof Switch", "sun-visor-and-components": "Sun Visor and Components", "sunroof-sun-roof-motor": "Sunroof / Sun Roof Motor", "suspension-bolt-nut-fastener": "Suspension Bolt / Nut / Fastener", "suspension-computer-control-module-air-ride": "Suspension Computer / Control Module / Air Ride", "suspension-control-switch": "Suspension Control Switch", "suspension-wire-wiring-harness": "Suspension Wire / Wiring Harness", "sway-stabilizer-bar-end-link": "Sway / Stabilizer Bar End Link", "sway-stabilizer-bar-mount-bushing": "Sway / Stabilizer Bar Mount / Bushing", "tail-light-lamp": "Tail Light / Lamp", "tail-light-wire-wiring-harness": "Tail Light Wire / Wiring Harness", "telephone-telematics-control-module-computer": "Telephone / Telematics Control Module / Computer", "thermostat": "Thermostat", "thermostat-housing": "Thermostat Housing", "third-brake-light": "Third Brake Light", "throttle-body": "Throttle Body", "tie-rod-boot-bellow": "Tie Rod Boot / Bellow", "timing-belt-chain": "Timing Belt / Chain", "timing-belt-chain-covers": "Timing Belt / Chain Covers", "timing-belt-chain-tensioner": "Timing Belt / Chain Tensioner", "timing-chain-guide-rail": "Timing Chain Guide / Rail", "timing-gear-pulley": "Timing Gear / Pulley", "tools": "Tools", "tow-towing-hook": "Tow / Towing Hook", "transmission-clutch-master-cylinder": "Transmission / Clutch Master Cylinder", "transmission-cooler-line-pipe": "Transmission Cooler Line / Pipe", "transmission-mount-bracket": "Transmission Mount Bracket", "transmission-oil-pan": "Transmission Oil Pan", "transmission-oil-pump": "Transmission Oil Pump", "trunk-hatch-hinge": "Trunk / Hatch Hinge", "trunk-hatch-module": "Trunk / Hatch Module", "trunk-hatch-shock-strut-spring": "Trunk / Hatch Shock / Strut / Spring", "trunk-hatch-switch": "Trunk / Hatch Switch", "trunk-hatch-trim": "Trunk / Hatch Trim", "trunk-latch": "Trunk Latch", "trunk-latch-release-cable": "Trunk Latch Release Cable", "trunk-lock-actuator": "Trunk Lock Actuator", "trunk-release-switch-handle": "Trunk Release Switch / Handle", "trunk-weather-stripping-seal": "Trunk Weather Stripping / Seal", "underbody-panels-skid-plate": "Underbody Panels / Skid Plate", "underbody-under-panel-mount-fastener": "Underbody / Under Panel Mount Fastener", "upper-control-arm": "Upper Control Arm", "upper-pillar": "Upper Pillar", "usb-port-connector": "USB Port / Connector", "vacuum-solenoid-valve": "Vacuum Solenoid Valve", "washer-hose": "Washer Hose", "water-coolant-pump": "Water / Coolant Pump", "water-pump-mount-bracket": "Water Pump Mount Bracket", "wheel-bearing": "Wheel Bearing", "wheel-center-caps": "Wheel Center Caps", "wheels-rims": "Wheels / Rims", "window-motor": "Window Motor", "window-regulator": "Window Regulator", "window-switch": 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