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- Air and Fuel Delivery
- Fuel Injector
- Air Charge Temperature Sensor Connector
- Idle Air Control Valve Connector
- Throttle Position Sensor Connector
- Fuel Pump Relay
- Fuel Tank Sending Unit
- Turbocharger Gasket
- Turbocharger Boost Sensor
- Turbocharger Boost Solenoid
- Turbocharger
- Turbocharger Oil Line
- Fuel Tank Cap
- Diesel Fuel Injector Pump
- Fuel Injection Fuel Accumulator
- Fuel Injection Idle Air Control Valve
- Fuel Injection Nozzle Holder
- Fuel Injection Pressure Regulator
- Fuel Injector Seal Kit
- Fuel Pump and Strainer Set
- Fuel Pump Fitting
- Fuel Pump
- Electric Fuel Pump
- Fuel Pump Tank Seal
- Fuel Tank Filler Neck
- Fuel Pump Gasket
- Fuel Hose
- Fuel Injection Pressure Sensor
- Fuel Tank Pressure Sensor
- Fuel Injection Throttle Body
- Fuel Injection Throttle Body Mounting Gasket
- Fuel Pump Module Assembly
- Fuel Temperature Sensor
- Fuel Injector Insert
- Fuel Tank Strap
- Fuel Tank Lock Ring
- Turbocharger Mounting Gasket Set
- Mechanical Fuel Pump
- Fuel Pump Wiring Harness
- Fuel Injection Air Flow Meter Gasket / O-Ring
- Engine Intake Manifold Runner Control Valve
- Carburetor Accelerator Cable Bushing
- Diesel Fuel Injector Nozzle
- Electronic Air Intake Change Over Valve
- Engine Air Distribution Hose
- Engine Air Intake Hose
- Fuel Injection Cold Start Valve Gasket
- Fuel Injection Cut-off Valve
- Fuel Injection Throttle Body Seal
- Fuel Injector Clip
- Fuel Injector Seal
- Fuel Pump Check Valve
- Fuel Pump O-Ring
- Fuel Pump Seal
- Fuel Tank Sending Unit Gasket
- Fuel Tank Sending Unit Lock Ring
- Fuel Tank Cap Seal
- Turbocharger Oil Line Gasket
- Turbocharger Oil Line O-Ring
- Turbocharger Mounting Bolt
- Turbocharger Mounting Kit
- Turbocharger O-Ring
- Fuel Injection Plenum Gasket
- Turbocharger Exhaust Gasket
- Fuel Filler Door Lock Actuator
- Fuel Pump Cap Nut
- Fuel Tank Sending Unit O-Ring
- Fuel Injection Pressure Regulator O-Ring
- Fuel Injection Throttle Body Flange
- Fuel Pump Cut-Off Switch
- Supercharger Gasket
- Electronic Throttle Body Module
- Fuel Pump Bolt
- Fuel Injector O-Ring
- Fuel Injector O-Ring Kit
- Fuel Pressure Sensor
- Fuel Sender and Hanger Assembly
- Fuel Pump and Sender Assembly
- Fuel Injection Manifold Pressure Vacuum Check Valve
- Fuel Injection Throttle Body Spacer
- Fuel Pump Driver Module
- Diesel Shut-Off Valve
- Fuel Line Banjo Bolt
- Fuel Line Clip
- Engine Intake Manifold Fitting
- Fuel Pressure Regulator
- Air Cleaner Restrictor Switch Connector
- Fuel Injector Connector
- Supercharger Pressure Sensor
- Exhaust Back Pressure Regulator
- Diesel Fuel Injector Pump Pressure Relief Valve
- Turbocharger Coolant Line Seal
- Turbocharger Kit
- Fuel Injection Throttle Body Assembly
- Fuel Tank Cap Tether
- Engine Intake Manifold Actuator
- Fuel Filler Housing
- Turbocharger Wastegate Actuator
- Fuel Pump Sender Assembly
- Supercharger Clutch
- Turbocharger Boost Control Valve
- Fuel Pump Tappet
- Fuel Tank Strap Bolt
- Engine Intake Manifold Adjuster Repair Kit
- Turbocharger Cut-Off Valve
- Turbocharger with Exhaust Manifold
- Turbocharger Diverter Valve
- Fuel Tank Bolt
- Supercharger Mounting Bolt
- Turbocharger Oil Seal
- Turbocharger Stud
- Turbocharger Bracket
- Turbocharger Nut
- Turbocharger Washer
- Turbocharger Coolant Line
- Turbocharger Coolant Line Bolt
- Turbocharger Coolant Line Clamp
- Fuel Filler Neck Insulator
- Engine Air Intake Hose Screw
- Engine Air Intake Hose Seal
- Engine Air Intake Hose Spacer
- Fuel Filler Hose Clamp
- Engine Air Intake Hose Adapter
- Engine Air Intake Hose Bolt
- Engine Air Duct Clamp
- Engine Air Intake Hose Nut
- Fuel Information Label
- Fuel Tank Shield Nut
- Turbocharger Oil Line Bolt
- Fuel Injection Cold Start Valve Connector
- Fuel Injection Throttle Body Adapter Gasket
- Fuel Injector Kit
- Direct Injection High Pressure Fuel Pump
- Fuel Tank Strap Nut
- Turbocharger Oil Supply Line
- Turbocharger Oil Return Line
- Fuel Pump Camshaft Follower
- Turbocharger Outlet Elbow
- Fuel Injection Pump Seal Kit
- Engine Intake Manifold Runner Control Motor
- Engine Air Intake Hose Debris Screen
- Supercharger Boost Sensor
- Turbocharger Boost Pressure Safety Switch
- Turbocharger Oil Return Line Gasket
- Turbocharger Wastegate Actuator Retainer
- Turbocharger Coolant Reservoir
- Fuel Tank Sending Unit Seal
- Fuel Filler Door Bracket
- Turbocharger Inlet Pipe
- Turbocharger Oil Line Clamp
- Fuel Tank Access Cover Gasket
- Air Cleaner Cover Screw
- Fuel Tank Access Cover Screw
- Turbocharger Mount Heat Shield Clip
- Turbocharger Inlet Hose Bolt
- Engine Air Intake Hose Debris Screen Bolt
- Turbocharger Mount Heat Shield Bolt
- Air Cleaner Cover Bolt
- Turbocharger Boost Sensor Bolt
- Fuel Pump Driver Module Nut
- Fuel Tank Access Cover Nut
- Fuel Injection Pressure Regulator Nut
- Direct Injection High Pressure Fuel Pump Gasket
- Fuel Filler Housing Bracket
- Engine Air Intake Hose Hardware Kit
- Engine Air Intake Hose Debris Screen Screw
- Turbocharger Boost Sensor Screw
- Turbocharger Outlet Pipe
- Turbocharger Boost Pressure Relief Valve
- Engine Air Intake Elbow Gasket
- Compressed Natural Gas (CNG) Fuel Pressure Regulator Pipe
- Accessories
- Body
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- Steering
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- Transmission
- Belts and Cooling
- Vehicles, Equipment, Tools, and Supplies
- Ignition
- HVAC
- Emission Control
- Wiper and Washer
- Engine
- Filters
- Exhaust
- Oil, Fluids and Chemicals
- Suspension
- Tire and Wheel
- Transfer Case
- Hardware and Service Supplies
- Household, Shop and Office Products
Models
Year
2021 Audi A4 Fuel Injector - Genuine and OEM replacement parts
Discover premium Fuel Injectors for the 2021 Audi A4—Genuine, OEM, and Aftermarket options. Enhance fuel efficiency, optimize engine performance, and ensure smooth acceleration. Elevate your driving experience with reliable injectors tailored for your A4.
