Fuel Storage for 1999 Audi A4
Categories
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Console
- Control Cables
- Cowl
- Dashboard
- Door
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- 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
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Console
- 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
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Uniside
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Wire, Cable & Related Components
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuel Door
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Washer Components
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Sensors
- Switches, Solenoids & Actuators
- Transaxle Parts
- Turbocharger
- Valve Train Components
- 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 Fan
- 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
- Relays
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Brackets, Flanges & Hangers
- Bushings
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Drive Axles
- Front Suspension
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Rear Axle
- Rear Suspension
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Console
- Control Cables
- Cowl
- Dashboard
- Door
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- 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
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Console
- 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
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Uniside
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Wire, Cable & Related Components
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuel Door
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Washer Components
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Sensors
- Switches, Solenoids & Actuators
- Transaxle Parts
- Turbocharger
- Valve Train Components
- 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 Fan
- 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
- Relays
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Brackets, Flanges & Hangers
- Bushings
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Drive Axles
- Front Suspension
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Rear Axle
- Rear Suspension
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
Browse Categories
Select category
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Console
- Control Cables
- Cowl
- Dashboard
- Door
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- 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
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Console
- 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
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Uniside
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Wire, Cable & Related Components
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuel Door
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Washer Components
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Sensors
- Switches, Solenoids & Actuators
- Transaxle Parts
- Turbocharger
- Valve Train Components
- 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 Fan
- 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
- Relays
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Brackets, Flanges & Hangers
- Bushings
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Drive Axles
- Front Suspension
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Rear Axle
- Rear Suspension
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
- Aero Ground Effects & Body Kits
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Console
- Control Cables
- Cowl
- Dashboard
- Door
- Door & Components
- Doors
- Ducts
- Exterior Trim - Fender
- Exterior Trim - Front Door
- 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
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- 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
- Labels
- Lid & Components
- Lock & Hardware
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Quarter Panel
- Quarter Panel & Components
- Radiator Support
- Rear Body
- Rear Console
- 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
- Steering Wheel
- Structural Components & Rails
- Sunroof
- Truck Box
- Trunk
- Trunk Lid & Compartment
- Uniside
- Universal
- Wiper & Washer Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Wire, Cable & Related Components
- ABS Components
- Air Bag Components
- Air Bag System
- Alarm System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft Components
- Anti-Theft System
- Battery
- Battery & Related Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Control Modules
- Cruise Control System
- Door
- Electrical Components
- Electrical Sockets
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuel Door
- Fuse & Relay
- Gaskets & Sealing Systems
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Headlamp Washers/Wipers
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Ignition Lock
- Ignition System
- Information Labels
- Instruments & Gauges
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Mirrors
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Side Repeater Lamps
- Signal Lamps
- Starter
- Starter & Related Components
- Steering Column
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tail Lamps
- Trunk
- Washer Components
- Wipers
- Wire, Cable & Related Components
- Air Intake
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Sensors
- Switches, Solenoids & Actuators
- Transaxle Parts
- Turbocharger
- Valve Train Components
- 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 Fan
- 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
- Relays
- Sensors
- Switches & Sensors
- Switches, Solenoids & Actuators
- Brackets, Flanges & Hangers
- Bushings
- Hardware, Fasteners & Fittings
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Axle & Differential
- Brackets, Flanges & Hangers
- Bushings
- Drive Axles
- Front Suspension
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Rear Axle
- Rear Suspension
- Shocks & Struts
- Stabilizer Bar & Components
- Struts & Components
- Suspension Components
- Suspension, Springs & Related Components
- Wheels
Fuel Storage for 1999 Audi A4
No.
Part # / Description / Price
Price
1
Genuine Audi Fuel Tank 8D0201075P OEM A4 
Audi
Audi Description: A4. Without Quattro.
MSRP $516.17
$337.20
MSRP $516.17
$337.20
6
Genuine Audi Filler Cap 7D0201551C OEM Authorized Dealer Audi
Audi Notes: PARTS: Order to match key code.
Description: Single Key System. Without Quattro, with central locking. Central Locking System.
MSRP $48.32
$32.18
MSRP $48.32
$32.18
7
Genuine Audi Fuel Cap Seal 191201557 OEM Authorized Dealer Factory Original Audi
Audi Notes: PARTS: Part included with filler cap.
Description: Genuine Audi OEM Fuel Cap Seal (Part #191-201-557) is a factory-original component built to Audi's exact production specifications. With Quattro. with central locking. This part is also commonly referred to as: Filler Cap Seal, Filler Cap Gasket, Fuel Tank ...
MSRP $29.72
$16.49
MSRP $29.72
$16.49
9
Genuine Audi Valve Fuel Tank Roll Over Valve 8D0201751A OEM Audi
Audi Description: Genuine Audi OEM Valve (Part #8D0-201-751-A) is a factory-original component built to Audi's exact production specifications. This part is also commonly referred to as: Fuel Tank Roll Over Valve, Rollover Valve. Engine components require precise tolerances ...
11
Genuine Audi Fuel Gauge Seal Fuel Pump Tank Seal 1J0919133 OEM Audi
Audi Description: Without Quattro. Fwd. To Chassis/VIN 8D-X-199 999. Awd.
MSRP $37.58
$20.86
MSRP $37.58
$20.86
13
Genuine Audi Union Nut Retainer Ring 8N0201375A OEM Audi
Audi Description: Genuine Audi Union Nut is a genuine OEM fastener designed specifically for the Audi TT fuel system, fitting models up to VIN 8N3016000 across all drivetrain configurations including 2WD, FWD, AWD, and Quattro variants. This component functions as the Fuel ...
MSRP $19.88
$11.03
MSRP $19.88
$11.03
15
Fuel Sender And Hanger Assembly Audi
Audi Description: Genuine Audi OEM Fuel Sender And Hanger Assembly (Part #8D0-919-673-B) is engineered specifically for the Audi A4 / S4 and ships direct from an authorized Audi dealer. This part is also commonly referred to as: Fuel Gauge, Fuel Tank Sending Unit, Fuel Gaug ...