Emission Components for 1991 Buick Regal
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Console
- Center Pillar
- Console
- Cowl
- Door
- Door & Components
- Doors
- Exterior Moldings
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Floor
- Front Door
- Front Door Trim
- Fuel Door
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass & Hardware - Back
- Grille & Components
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Inner Panel
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lid & Components
- Lock & Hardware
- Luggage Carrier
- Outside Mirrors
- Quarter Panel & Components
- Radiator Support
- Radio
- Rear Body
- Rear Door
- Reveal Moldings
- Rocker Panel
- Roof & Components
- Structural Components & Rails
- Sunroof
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Valves
- ABS Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Backup Lamps
- Battery
- Battery & Related Components
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Glass, Windows & Related Components
- Headlamp Components
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Park & Signal Lamps
- Park Lamps
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Senders
- Sensors
- Side Marker Lamps
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Blower Motor & Fan
- Condenser, Compressor & Lines
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Relays
- Switches, Solenoids & Actuators
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Console
- Center Pillar
- Console
- Cowl
- Door
- Door & Components
- Doors
- Exterior Moldings
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Floor
- Front Door
- Front Door Trim
- Fuel Door
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass & Hardware - Back
- Grille & Components
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Inner Panel
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lid & Components
- Lock & Hardware
- Luggage Carrier
- Outside Mirrors
- Quarter Panel & Components
- Radiator Support
- Radio
- Rear Body
- Rear Door
- Reveal Moldings
- Rocker Panel
- Roof & Components
- Structural Components & Rails
- Sunroof
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Valves
- ABS Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Backup Lamps
- Battery
- Battery & Related Components
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Glass, Windows & Related Components
- Headlamp Components
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Park & Signal Lamps
- Park Lamps
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Senders
- Sensors
- Side Marker Lamps
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Blower Motor & Fan
- Condenser, Compressor & Lines
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Relays
- Switches, Solenoids & Actuators
Browse Categories
Select category
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Console
- Center Pillar
- Console
- Cowl
- Door
- Door & Components
- Doors
- Exterior Moldings
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Floor
- Front Door
- Front Door Trim
- Fuel Door
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass & Hardware - Back
- Grille & Components
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Inner Panel
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lid & Components
- Lock & Hardware
- Luggage Carrier
- Outside Mirrors
- Quarter Panel & Components
- Radiator Support
- Radio
- Rear Body
- Rear Door
- Reveal Moldings
- Rocker Panel
- Roof & Components
- Structural Components & Rails
- Sunroof
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Valves
- ABS Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Backup Lamps
- Battery
- Battery & Related Components
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Glass, Windows & Related Components
- Headlamp Components
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Park & Signal Lamps
- Park Lamps
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Senders
- Sensors
- Side Marker Lamps
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Blower Motor & Fan
- Condenser, Compressor & Lines
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Relays
- Switches, Solenoids & Actuators
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Console
- Center Pillar
- Console
- Cowl
- Door
- Door & Components
- Doors
- Exterior Moldings
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Pillars
- Exterior Trim - Quarter Panel
- Exterior Trim - Rear Door
- Fender & Components
- Floor
- Front Door
- Front Door Trim
- Fuel Door
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware
- Glass & Hardware - Back
- Grille & Components
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Inner Panel
- Instrument Panel
- Interior Trim - Front Door
- Interior Trim - Pillars
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Labels
- Lid & Components
- Lock & Hardware
- Luggage Carrier
- Outside Mirrors
- Quarter Panel & Components
- Radiator Support
- Radio
- Rear Body
- Rear Door
- Reveal Moldings
- Rocker Panel
- Roof & Components
- Structural Components & Rails
- Sunroof
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Valves
- ABS Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Backup Lamps
- Battery
- Battery & Related Components
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Flasher Units, Fuses, & Circuit Breakers
- Flashers
- Fog Lamps
- Front Door
- Front Seat Belts
- Glass, Windows & Related Components
- Headlamp Components
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Park & Signal Lamps
- Park Lamps
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Senders
- Sensors
- Side Marker Lamps
- Starter
- Starter & Related Components
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Window Defroster
- Wipers
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Blower Motor & Fan
- Condenser, Compressor & Lines
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Heater
- Hoses & Pipes
- Motors, Core, Case & Related Components
- Relays
- Switches, Solenoids & Actuators
Emission Components for 1991 Buick Regal
Related Parts
Part # / Description / Price
Multi-Purpose Temperature Sensor 
GM
MSRP $48.06
GM Temp Sensor
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
EGR Valve GM
GM Modulates the flow of exhaust gas into the intake manifold to help reduce nitrogen oxide (NOx) emissions
Oxygen Sensor GM
MSRP $34.76
GM Detects oxygen content in the exhaust gases to help optimize emissions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
