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Parts › Audi › A3 › Engine Bolt / Nut / Fastener

Used OEM Audi A3 Engine Bolt / Nut / Fastener

50 used OEM Engine Bolt / Nut / Fastener in stock for Audi A3, from $2 to $49. Every part was pulled in-house from donor cars scanned with VCDS diagnostic tools — real photos of the part, tested where we can, 30-day returns.

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MY VEHICLE: Audi A3

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Brakes / ABS (1)

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Other (32)

Cylinder Head (4)

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Exterior (2)

Other (1)

Bumpers (1)

Fasteners / Clips / Bolts (4)

Transmission / Driveline (1)

Transmission (1)

Used (50)

ABS / Speed Sensor (24) ABS Computer / Module (23) ABS Pump (27) ABS Pump Mount / Bracket (5) AC Compressor Mount Bracket (3) AC Compressor Screw / Bolt (10) AC Compressor and Clutch (4) AC Condenser (3) AC Evaporator (2) AC Expansion Valve (7) AC Hoses / Lines and Fittings (17) AC Pressure Switch / Sensor (7) AUX Input (3) Air / Coil Spring (9) Air Quality Sensor (5) Air Spring Acceleration Sensor (1) AirBag Computer / Module (2) AirBag Crash / Impact Sensor (14) Airbag Warning Light / Switch (1) Airbag Wire / Wiring Harness (5) Alarm / Theft Control Module (7) Alarm Horn / Siren (10) Alarm Switch (2) Alternator / Generator (2) Alternator / Starter Wiring Harness (4) Alternator Bolt / Nut / Fastener (8) Alternator Mount Bracket (3) Ambient Light / Sun Sensor (7) Amp / Amplifier (5) Antenna Booster (14) Armrest / Arm Rest (13) Audio Noise Suppressor / Capacitor (1) Auxiliary Heater (1) Axle / CV Shaft (4) Axle / CV Shaft Shield (3) BCM / Body Control Modules / Computers (15) Battery Cable (20) Battery Control Module / Computer (3) Battery Cover / Box (12) Battery Terminal / Junction Box (4) Battery Tray / Hold Down / Strap (8) Belly Pan / Splash Shield (1) Belly Pan / Splash Shield Bracket (1) Blank / Dummy Switch (1) Blower Motor (5) Blower Motor Resistor (5) Body Trim Bolt / Screw Cap / Cover (10) Body Wire / Wiring Harness (6) Boost Control Valve / N75 / Diverter (5) Bowden Cable (13) Brake / Clutch Switch (3) Brake Booster (4) Brake Booster Pressure Sensor (1) Brake Caliper (30) Brake Caliper / Carrier Bolts / Fasteners (9) Brake Caliper Carrier / Mount Bracket (15) Brake Dust / Splash Shield (15) Brake Fluid Reservoir / Tank (13) Brake Hose / Line (6) Brake Master Cylinder (7) Brake Pedal (8) Brake Vacuum Pump (12) Bumper Bolts (3) Bumper Grille (2) Bumper Mount Bracket (2) Bumper Reinforcement Bar / Bracket (1) Bumper Trim (2) CD / DVD Changer (1) CV Axle Flange Bolt (4) Cabin Air Filter Housing (3) Cam Shaft / Camshaft (16) Camshaft Adjustment Solenoid / Gear (24) Camshaft Pulley / Gear (2) Camshaft Sensor (12) Cargo / Trunk Light (2) Cargo Tie Down Hooks (3) Center Console (5) Center Console Insert (3) Center Console Mount Bracket (6) Center Console Trim (16) Charcoal Fuel Vapor Canister (1) Charging Socket Door / Cover (1) Chassis Vent (3) Child Restraint / Hook Cover / Cap (6) Cigarette Lighter (6) Climate / Temp Control Unit (7) Climate Air Temp Sensor (10) Climate Air Vent / Duct (13) Climate Control Wire / Wiring Harness (4) Clock Spring (2) Clutch Line (1) Coat Hanger / Hook (1) Coil Spring Mount / Bushing (9) Comfort Control Module Wire / Wiring Harness (1) Compact Spare Wheel / Tire (3) Computer / Module Mount Bracket (1) Convertible Top (2) Convertible Top Latch (6) Convertible Top Sensor (1) Convertible Top Stowage (1) Convertible Top Switch (3) Coolant Flange (10) Coolant Hose / Pipe / Line (80) Coolant Reservoir / Tank (10) Coolant Temp Sensor / Thermal Switch (8) Cooling Fan Misc (2) Cowl / Firewall Cover (2) Crankcase / PCV Vent Valve (11) Crankshaft (4) Crankshaft Bolt (3) Crankshaft Pulley / Harmonic Balancer (6) Crankshaft Sensor (8) Cup Holder (6) Cylinder Head Bolt (4) DEF / DPF Other Parts (1) DEF Control Module (1) Dash AirBag (1) Dash Bracket / Mount (4) Dash Trim (32) Dash Wire / Wiring Harness (6) Dead Pedal / Foot Rest (2) Deck Lid / Trunk / Hatch (1) Diagnostic / CAN Bus / Gateway Computer / Module (7) Differential (4) Differential Control Module (2) Dome / Map Light (7) Door Brake / Check Rod / Hinge (11) Door Control / Door Light Unit / Module (19) Door Frame (1) Door Glass (5) Door Latch (6) Door Light (27) Door Lock Actuator (19) Door Mount / Bracket (3) Door Panel (16) Door Panel Storage Area (1) Door Shell / Skin (1) Door Sill / Scuff Panel (4) Door Trim (67) Door Weather Stripping / Seal (26) Door Wire / Wiring Harness (24) Drive / Serpentine Belt (2) Drive Belt Tensioner (1) Drive Select Switch (2) Driveshaft / Propeller Shaft (7) ECO Start / Stop Switch (1) EGR Valve / Hose / Line (7) EGT / Exhaust Gas Temp Sensor (1) ESP / DTC / Traction Control Switch (3) Electric Charging Switch / Module (2) Electric Cooling Fan (9) Electric Cooling Fan Module / Relay (1) Electric Fan Assembly (6) Electric Vehicle Battery (2) Engine / Motor Mount (3) Engine / Motor Mount Bracket (16) Engine Air Filter (1) Engine Air Filter Box (5) Engine Air Intake Duct (7) Engine Balancer Shaft (8) Engine Bolt / Nut / Fastener (50) Engine Control Module / ECM / ECU / DME (1) Engine Cooler Pipe / Line (3) Engine Cylinder Head and Parts (10) Engine Intake Air Temp Sensor (2) Engine Long Block (1) Engine Oil Cap (11) Engine Oil Cooler (11) Engine Oil Dipstick (8) Engine Oil Filter (2) Engine Oil Filter Housing (8) Engine Oil Level Sensor (6) Engine Oil Pan (11) Engine Oil Pump (13) Engine Plastic Cover (3) Engine Sealing Plate / Cover (12) Engine Short Block (2) Engine Start / Stop Switch (1) Engine Timing / Cam Solenoid (7) Engine Valve / Cylinder Head Cover (8) Engine Wire / Wiring Harness (15) Evap Hoses / Lines (4) Exhaust Bolt / Nut / Fastener (1) Exhaust Hardware / Clamp (15) Exhaust Manifold (3) Exhaust Motor / Servo (2) Exhaust Mount Bracket / Hanger (12) Exhaust Pipe (5) Exterior B Pillar Trim / Cover (7) Exterior Bolt / Nut / Fastener (5) Exterior C Pillar Trim / Cover (3) Exterior Door / Window Trim (11) Exterior Door Handle (22) Fender (4) Fender Emblem / Badge (1) Fender Liner (4) Fender Mount / Bracket (6) Fender Trim / Flare (2) First Aid Kit (1) Flexplate (1) Floor Mats and Carpet (2) Flywheel (6) Flywheel / Flexplate Bolt (5) Fog Light / Lamp (2) Fog Light Bulb (1) Fog Light Switch (1) Frame Brace / Support Bracket (1) Front Bumper Cover (1) Front Seat (11) Fuel / Gas Cap (3) Fuel Filter (1) Fuel Gauge Level Sensor / Sending Unit (3) Fuel Injector (16) Fuel Line (7) Fuel Pressure Sensor (16) Fuel Pump (7) Fuel Pump Delivery Computer / Module (3) Fuel Pump Relay (1) Fuel Rail (6) Fuse / Relay Box (10) Fuse Box Cover (7) Gas / Fuel Door Lock Actuator (5) Gas / Fuel Filler Door (5) Gas Pedal / Accelerator Module (4) Glove Box (10) Glove Box Strut / Actuator (3) Glow Plug (2) Grab Handle (8) HV / High Voltage Cable (1) HVAC Box Parts and Servos (9) Hatch Lift Pump / Motor Module (2) Hazard Switch (3) Headlight / Head Lamp / Light (2) Headlight / Suspension Leveling Sensor (8) Headlight Ballast / Igniter (9) Headlight Bulb (4) Headlight Bulb Cover / Cap (6) Headlight Bulb Holder / Socket (1) Headlight Control Module / Computer (17) Headlight Switch (3) Headlight Washer Cap / Cover (1) Headlight Washer Pump (3) Headrest (10) Heat Shield (19) Heated Seat Module / Computer (2) Heater Bypass Valve (5) Heater Core (1) Heater Core Hose (2) High Pressure Fuel Pump / HPFP (4) Homelink / Garage Door Module (5) Hood Insulation Blanket (3) Hood Latch Release Cable (3) Hood Latch Release Lever / Switch (10) Hood Shock / Strut (2) Hood Stop / Adjustment Bumper (4) Hood Weather Stripping / Seal (2) Horn (4) Humidity Sensor (2) Idler Pulley (1) Ignition Coil / Pack (20) Ignition Switch (6) Ignition Switch w/ Key / Cylinder (2) Illumination / Dimmer Switch (1) Immo / Immobilizer Module (2) Instrument Cluster / Speedometer (11) Instrument Cluster Trim (2) Intake Manifold and Parts (16) Intake Valve (1) Interior Bolt / Screw Cap / Cover (11) Interior Door Handle (12) Interior Fasteners / Clips (1) Interior Light (37) Jack (1) Kessy / Keyless Entry Antenna (14) Key / Key Fob (1) Knee AirBag (2) Knee Panel (1) Knock Sensor (9) LCD Screen / Info Display (4) LCPA / Seat Belt Control Module (1) Lane / Park Assist Camera (10) Lane Change Assist Module / Computer (9) Leak Detection Pump / LDP (14) License Plate Light (6) License Plate Mount / Bracket (1) Light / Headlight Wire / Wiring Harness (2) Lock / Unlock Switch (12) Lower Control Arm (24) Lower Door Molding (2) Lower Hood Latch (2) Lower Pillar (10) Lug Nut Covers (7) Lug Nuts / Bolts (2) MAF / Mass Air Flow Sensor / Meter (1) MAP / Intake Manifold Pressure Sensor (7) MMI Center Control Unit (5) MMI Control Module / Computer (10) Mirror Switch (8) Misc Badge / Emblem (1) Misc Connector / Plug (38) Motion Detector / Sensor (1) Mud Flap / Spoiler (5) Muffler (1) Multifunction Relay (15) Music Interface Cable (4) Oil Pressure Sensor (16) Oil Sump Windage Tray (2) Onboard Power Supply Control Module / Unit (14) Other / Misc Wire / Wiring Harness (69) Other Relay (8) Owners Manual (2) Oxygen / O2 Sensor (14) Park Assist Sensor (13) Park Assist Switch (2) Parking Aid / Assist Control Module / Computer (7) Parking Brake Switch (3) Particulate / DPF Sensor (1) Piston / Connecting Rod (11) Power Outlet (12) Power Steering Gear / Rack (9) Power Steering Pump Pulley (1) Power Steering Screw / Bolt (2) Power Steering Wiring Harness (6) Purge Valve (7) Quarter Glass (3) Quarter Panel (2) Radar / Distance Sensor (1) Radiator (6) Radiator Air Guide / Duct (1) Radiator Coolant Hose (13) Radiator Holding Clip / Pin / Bracket (4) Radio / Stereo (3) Radio / Stereo / Amplifier Wire / Wiring Harness (6) Rain Sensor (6) Rain Tray / Water Deflector (4) Rear Seat (16) Rear Seat Panel / Net (4) Rear View Mirror (4) Rocker Arm (1) Roof Antenna / Shark Fin (5) Roof Weather Stripping / Seal (2) Rubber Jounce Bumper (1) Satellite Radio Module / Computer (5) Seat / Memory Control Module / Computer (2) Seat Adjustment Handle / Lever (2) Seat Belts (15) Seat Buckles / Receivers (8) Seat Light (2) Seat Lock / Latch (3) Seat Lumbar Assembly (1) Seat Memory Switch (1) Seat Motor (31) Seat Occupant Detection Module / Sensor (3) Seat Rail / Frame (6) Seat Switch (15) Seat Trim (22) Seat Wire / Wiring Harness (10) Secondary Air Pump (7) Secondary Air Pump Lines / Hoses (4) Shift Cable / Linkage (3) Shifter Assembly (7) Shifter Display Unit (3) Shock / Strut Boot / Bellow (1) Side Marker Lights / Reflectors (2) Side View Mirror (21) Sound Absorber (2) Sound Generator (1) Spare Tire Air Compressor (3) Spare Tire Tie Down (2) Speaker / Subwoofer (33) Speaker Grille / Cover (18) Spindle / Knuckle (13) Stabilizer / Sway / Track Bar (3) Starter (6) Starter Bolt / Nut / Fastener (2) Starter Relay (1) Steering Column (1) Steering Column Adjustment Lever / Switch (1) Steering Column Control Module (2) Steering Column Trim (10) Steering Tie Rod (7) Steering Wheel (15) Steering Wheel AirBag (2) Steering Wheel Switch / Button (29) Storage Tray / Card / Coin Holder (9) Strut / Shock Absorber (5) Strut / Shock Mount / Bushing (4) Sun Roof / Glass (1) Sun Roof Switch (1) Sun Visor and Components (12) Sunroof / Sun Roof Control Module (2) Sunroof / Sun Roof Motor (2) Suspension Bolt / Nut / Fastener (10) Sway / Stabilizer Bar End Link (4) Tail Light / Lamp (13) Tail Light Bulb (2) Tail Light Wire / Wiring Harness (10) Telephone / Telematics Control Module / Computer (7) Thermostat (5) Thermostat Housing (8) Throttle Body (9) Tie Rod Boot / Bellow (2) Timing Belt / Chain (1) Timing Belt / Chain Covers (15) Timing Belt / Chain Tensioner (11) Timing Belt Idler (1) Timing Chain Guide / Rail (15) Timing Gear / Pulley (13) Tire Pressure / TPMS Sensor (1) Tools (7) Torque Converter (1) Tow / Towing Hook (3) Tow Hook Cover / Cap (1) Trailer Control Module (1) Transfer Case / Box (1) Transmission (1) Transmission Axle Flange (1) Transmission Bell Housing Spacer (3) Transmission Case / Housing (1) Transmission Cooler Line / Pipe (1) Transmission Gears and Cylinders (1) Transmission Mount (4) Transmission Mount Bracket (4) Transmission Oil Cooler (6) Transmission Oil Filter (3) Transmission Oil Pan (4) Transmission Oil Pump (4) Transmission Screw / Bolt / Fastener (4) Transmission Wire / Wiring Harness (2) Trunk / Hatch Access Panel (4) Trunk / Hatch Cargo Cover (3) Trunk / Hatch Emblem / Badge (5) Trunk / Hatch Hinge (3) Trunk / Hatch Stop / Adjustment (7) Trunk / Hatch Switch (5) Trunk / Hatch Trim (2) Trunk Latch (11) Trunk Latch Cover (4) Trunk Mat / Carpet Spare Cover (3) Trunk Release Switch / Handle (8) Trunk Weather Stripping / Seal (2) Turbo / Supercharger Intercooler (2) Turbo Mount / Bracket (2) Turbocharger (16) Turbocharger Coolant Line (6) Turbocharger Intercooler Hose (20) Turbocharger Oil Line (22) Turbocharger Wastegate / Actuator (6) Turbocharger Wastegate / Vacuum Lines (1) Turn Signal Light (1) USB Port / Connector (7) Underbody / Under Panel Mount Fastener (2) Underbody Panels / Skid Plate (3) Upper Control Arm (2) Upper Pillar (10) VSS / Transmission Speed Sensor (2) Vacuum / Crankcase Breather Hose / Line (29) Vacuum Solenoid Valve (14) Valve Body Solenoid (6) Voltage Stabilizer Module (3) Washer Hose (13) Water / Coolant Pump (42) Water Drain Hose / Line (1) Water Pump Mount Bracket (3) Wheel Bearing (18) Wheel Center Caps (7) Wheels / Rims (1) Window Motor (16) Window Regulator (8) Window Switch (10) Windshield Sprayer / Nozzle (20) Windshield Trim (3) Windshield Washer Pump (7) Windshield Washer Tank / Reservoir (5) Windshield Wiper Screw / Nut Cap (3) Wiper / Turn Signal / Cruise Stalks / Switch (4) Wiper Arm (7) Wiper Motor (4) Wiper Transmission (3) Wiring Organizer / Mount Bracket (4) YAW / ESP Sensor (2)

Items 25-48 of 50

Results

Engine Oil Pump Screw / Bolt Set (3)

Engine Oil Pump Screw / Bolt Set (3)

Fits 2014–2026 Audi & Volkswagen

Used Only 1 left

M6X16 Screw / Bolt Set (6) N10451405

M6X16 Screw / Bolt Set (6)

Fits 2002–2026 Audi, Porsche + more

Used Only 1 left

Engine Stud Mount / Ball Joint 06L103164

Engine Stud Mount / Ball Joint

Fits 2016–2024 Audi

Screw / Bolt Set (M8x90x80) N10714501

Screw / Bolt Set (M8x90x80)

Fits 2006–2024 Audi, Porsche + more

Engine Cover Ball Mount / Pin WHT002511

Engine Cover Ball Mount / Pin

Fits 2008–2019 Audi & Volkswagen

Engine Cylinder Head Bolt / Screw WHT008925

Engine Cylinder Head Bolt / Screw

Fits 2016–2026 Audi & Volkswagen

Cooling Fan Screw Bolt Set (3) WHT007235

Cooling Fan Screw Bolt Set (3)

Fits 2014–2026 Audi & Volkswagen

Valve Cover Screw / Bolt Set (3) 06B103831J

Valve Cover Screw / Bolt Set (3)

Fits 2003–2026 Audi, Porsche + more

OEM: 06B103831J Porsche: 95510534310

Used Only 1 left

M8X12 Screw / Bolt Set (3) N91052201

M8X12 Screw / Bolt Set (3)

Fits 2005–2024 Audi & Volkswagen

Used Only 1 left

M10X45 Screw / Bolt Set (2) N90956402

M10X45 Screw / Bolt Set (2)

Fits 2000–2024 Audi & Volkswagen

Stud Mount / Ball Joint 03L103164

Stud Mount / Ball Joint

Fits 2002–2019 Audi & Volkswagen

Used Only 1 left

M8X70 Screw / Bolt Set (4) N91170301

M8X70 Screw / Bolt Set (4)

Fits 2011–2026 Audi, Porsche + more

Used Only 1 left

Torx Head Screw / Bolt Set (2) N91130301

Torx Head Screw / Bolt Set (2)

Fits 2008–2026 Audi & Volkswagen

Used Only 1 left

Engine Cover Ball Pin WHT005404

Engine Cover Ball Pin

Fits 2011–2025 Audi, Porsche + more

Cylinder Head Screw / Bolt Set (2) WHT008944

Cylinder Head Screw / Bolt Set (2)

Fits 2016–2026 Audi & Volkswagen

Used Only 1 left

Valve Cover Screw / Bolt Set 06B103831E

Valve Cover Screw / Bolt Set

Fits 2002–2012 Audi & Volkswagen

OEM: 06B103831E

Used Only 1 left

Engine Valve Cover Screw / Bolt Set (3) 021103831

Engine Valve Cover Screw / Bolt Set (3)

Starting at $9.99

Fits 1992–2009 Audi, Porsche + more

M8X95 Hex Screw / Bolt Set (3) N91204501

M8X95 Hex Screw / Bolt Set (3)

Starting at $6.49

Fits 2011–2024 Audi, Porsche + more

Torx Head Screw / Bolt N91130401

Torx Head Screw / Bolt

Fits 2008–2026 Audi & Volkswagen

Assorted Mixed Bolts, Nuts, Screws, Washers, Etc

Assorted Mixed Bolts, Nuts, Screws, Washers, Etc

Fits 2015–2020 Audi A3

Used Only 1 left

M8X95 Hex Screw / Bolt Set (2) N91204501

M8X95 Hex Screw / Bolt Set (2)

Fits 2012–2024 Audi, Porsche + more

Used Only 1 left

Valve Cover Screw / Bolt - Set OF 3 022103831B

Valve Cover Screw / Bolt - Set OF 3

Fits 1992–2009 Audi, Porsche + more

OEM: 022103831B

Used Only 1 left

Engine Cylinder Head Screw / Bolt Set (3) 04L103831

Engine Cylinder Head Screw / Bolt Set (3)

Fits 2012–2016 Audi & Volkswagen

Used Only 1 left

Valve Cover Screw / Bolt 06B103831E

Valve Cover Screw / Bolt

Fits 2002–2012 Audi & Volkswagen

OEM: 06B103831E

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