Emission Components for 2003 Toyota 4Runner
Categories
- Aero Ground Effects & Body Kits
- Back Door
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Carrier & Components
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Frame & Components
- Front Door
- Front Seat Components
- Fuel Door
- Gaskets & Sealing Systems
- Gate & Hardware
- Glass - Front Door
- Glass - Lift Gate
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Components
- Inner Structure
- Instrument Panel
- Instrument Panel Components
- Interior Trim
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lock & Hardware
- Luggage Carrier
- Mirrors
- Outside Mirrors
- Overhead Console
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Spoiler Lamps
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tracks & Components
- Trailer Hitch Components
- Truck Box
- Trunk Lid & Compartment
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Relays
- Sensors
- Service Kits
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Back Door
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Daytime Running Lamp Components
- Door
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Instrumentation
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System Components
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Signal Lamps
- Starter
- Starter & Related Components
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Auto Leveling Components
- Axle Housing
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Covers & Trim
- Front Suspension
- Handlebar & Controls
- Hardware, Fasteners & Fittings
- Parking Brake
- Rear Suspension
- Relays
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Switches, Solenoids & Actuators
- Upper Control Arm
- Wheels
- Aero Ground Effects & Body Kits
- Back Door
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Carrier & Components
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Frame & Components
- Front Door
- Front Seat Components
- Fuel Door
- Gaskets & Sealing Systems
- Gate & Hardware
- Glass - Front Door
- Glass - Lift Gate
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Components
- Inner Structure
- Instrument Panel
- Instrument Panel Components
- Interior Trim
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lock & Hardware
- Luggage Carrier
- Mirrors
- Outside Mirrors
- Overhead Console
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Spoiler Lamps
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tracks & Components
- Trailer Hitch Components
- Truck Box
- Trunk Lid & Compartment
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Relays
- Sensors
- Service Kits
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Back Door
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Daytime Running Lamp Components
- Door
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Instrumentation
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System Components
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Signal Lamps
- Starter
- Starter & Related Components
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Auto Leveling Components
- Axle Housing
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Covers & Trim
- Front Suspension
- Handlebar & Controls
- Hardware, Fasteners & Fittings
- Parking Brake
- Rear Suspension
- Relays
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Switches, Solenoids & Actuators
- Upper Control Arm
- Wheels
Browse Categories
Select category
- Aero Ground Effects & Body Kits
- Back Door
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Carrier & Components
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Frame & Components
- Front Door
- Front Seat Components
- Fuel Door
- Gaskets & Sealing Systems
- Gate & Hardware
- Glass - Front Door
- Glass - Lift Gate
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Components
- Inner Structure
- Instrument Panel
- Instrument Panel Components
- Interior Trim
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lock & Hardware
- Luggage Carrier
- Mirrors
- Outside Mirrors
- Overhead Console
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Spoiler Lamps
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tracks & Components
- Trailer Hitch Components
- Truck Box
- Trunk Lid & Compartment
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Relays
- Sensors
- Service Kits
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Back Door
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Daytime Running Lamp Components
- Door
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Instrumentation
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System Components
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Signal Lamps
- Starter
- Starter & Related Components
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Auto Leveling Components
- Axle Housing
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Covers & Trim
- Front Suspension
- Handlebar & Controls
- Hardware, Fasteners & Fittings
- Parking Brake
- Rear Suspension
- Relays
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Switches, Solenoids & Actuators
- Upper Control Arm
- Wheels
- Aero Ground Effects & Body Kits
- Back Door
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Carrier & Components
- Center Console
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Frame & Components
- Front Door
- Front Seat Components
- Fuel Door
- Gaskets & Sealing Systems
- Gate & Hardware
- Glass - Front Door
- Glass - Lift Gate
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Components
- Inner Structure
- Instrument Panel
- Instrument Panel Components
- Interior Trim
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lock & Hardware
- Luggage Carrier
- Mirrors
- Outside Mirrors
- Overhead Console
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spoiler
- Spoiler Lamps
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tracks & Components
- Trailer Hitch Components
- Truck Box
- Trunk Lid & Compartment
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Relays
- Sensors
- Service Kits
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Back Door
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Daytime Running Lamp Components
- Door
- Electrical Components
- Electrical Connectors
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Instrumentation
- Lighting - Interior
- Mirrors
- Mobile Multi-Media
- Navigation System Components
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Signal Lamps
- Starter
- Starter & Related Components
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Auto Leveling Components
- Axle Housing
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Covers & Trim
- Front Suspension
- Handlebar & Controls
- Hardware, Fasteners & Fittings
- Parking Brake
- Rear Suspension
- Relays
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Switches, Solenoids & Actuators
- Upper Control Arm
- Wheels
Emission Components for 2003 Toyota 4Runner
No.
Part # / Description / Price
Price
1
Oxygen Sensor 
Toyota
Toyota Positions: Left
Description: Fits 4Runner, Land CruiserOxygen Sensor - Repair or ReplaceA failed Oxygen Sensor will often have no noticeable symptoms beyond a check Engine light, but it does cause your Toyota to operate inefficiently and produce higher emissions. Our technicians have Access to manufacturer-approved repair processes and Toyota genuine parts.
Front. Land Cruiser. 4-runner. 8 cylinder. 4.7L, exhaust manifold.
$168.81
$168.81
2
$197.09
3
Oxygen Sensor Toyota
Toyota Description: 4.7L, catalytic converter. 4-runner. 8 cylinder. Rear. Left.
$183.95
$183.95
6
Outlet Hose Toyota
Toyota Notes: PARTS: Part included with filter.
Description: 4.0L, to vapor canister. 4.7L, to vapor canister.
$49.89
$49.89
Related Parts
Part # / Description / Price
Price
Valve Assembly Toyota
Toyota Description: Vacuum Switching; Vacuum Switching, No. 1; Vacuum Switching, No. 2.
Fits 4Runner, Land Cruiser, Sequoia, Tundra
No.1. From 05/05. Land Cruiser. Location-Engine Bay. Air switching valve.
$155.84
$155.84