Spoiler for 2010 Cadillac STS
Categories
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Front Console
- Front Door
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Pillar
- Sound System
- Splash Shields
- Spoiler
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Switches, Solenoids & Actuators
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Uniside
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Communication System Components
- Control Modules
- Controls
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Side Marker Lamps
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Washer Components
- Window Defroster
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Pumps
- Switches, Solenoids & Actuators
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Auxiliary Heater & AC
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Information Labels
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Hardware, Fasteners & Fittings
- Motors
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shaft & Internal Components
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Alignment
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Control Modules
- Covers & Trim
- Drive Axles
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Suspension Components
- Suspension, Springs & Related Components
- Upper Control Arm
- Wheels
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Front Console
- Front Door
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Pillar
- Sound System
- Splash Shields
- Spoiler
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Switches, Solenoids & Actuators
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Uniside
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Communication System Components
- Control Modules
- Controls
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Side Marker Lamps
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Washer Components
- Window Defroster
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Pumps
- Switches, Solenoids & Actuators
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Auxiliary Heater & AC
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Information Labels
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Hardware, Fasteners & Fittings
- Motors
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shaft & Internal Components
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Alignment
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Control Modules
- Covers & Trim
- Drive Axles
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Suspension Components
- Suspension, Springs & Related Components
- Upper Control Arm
- Wheels
Browse Categories
Select category
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Front Console
- Front Door
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Pillar
- Sound System
- Splash Shields
- Spoiler
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Switches, Solenoids & Actuators
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Uniside
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Communication System Components
- Control Modules
- Controls
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Side Marker Lamps
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Washer Components
- Window Defroster
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Pumps
- Switches, Solenoids & Actuators
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Auxiliary Heater & AC
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Information Labels
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Hardware, Fasteners & Fittings
- Motors
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shaft & Internal Components
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Alignment
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Control Modules
- Covers & Trim
- Drive Axles
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Suspension Components
- Suspension, Springs & Related Components
- Upper Control Arm
- Wheels
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Center Pillar & Rocker
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Roof
- Exterior Trim - Trunk
- Fender & Components
- Fenders
- Floor
- Floor & Rails
- Frame
- Front Console
- Front Door
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hinge Pillar
- Hood
- Hood & Components
- Horns
- Information Labels
- Inner Structure
- Instrument Panel
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Door
- Rear Floor & Rails
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Seat Belt
- Seats
- Sensors
- Side Pillar
- Sound System
- Splash Shields
- Spoiler
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Switches, Solenoids & Actuators
- Tracks & Components
- Trunk
- Trunk Lid & Compartment
- Uniside
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Traction Control
- Valves
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Backup Lamps
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Communication System Components
- Control Modules
- Controls
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Keyless Entry Components
- Lane Departure Warning
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Ride Control Components
- Senders
- Sensors
- Side Marker Lamps
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Tire Pressure Monitor Components
- Trunk
- Washer Components
- Window Defroster
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Pumps
- Switches, Solenoids & Actuators
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Auxiliary Heater & AC
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Filters
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Information Labels
- Motors, Core, Case & Related Components
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Hardware, Fasteners & Fittings
- Motors
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shaft & Internal Components
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Switches, Solenoids & Actuators
- Wire, Cable & Related Components
- Alignment
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Carrier & Front Axles
- Control Modules
- Covers & Trim
- Drive Axles
- Front Suspension
- Hardware, Fasteners & Fittings
- Rear Suspension
- Ride Control
- Sensors
- Shocks & Struts
- Stabilizer Bar & Components
- Suspension Components
- Suspension, Springs & Related Components
- Upper Control Arm
- Wheels
Spoiler for 2010 Cadillac STS
No.
Part # / Description / Price
2
Multi-Purpose Nut 
GM
MSRP $2.87
GM Rear Spoiler Nut
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
3
Black Multi-Purpose Plug GM
MSRP $10.44
GM Rear Spoiler Plug
Crew cab. Double cab. Inner. Regular cab. 34mm. Seals various openings in your vehicle This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair