Hoses & Pipes for 2003 Audi A4
No.
Part # / Description / Price
Price
1
Radiator 
Audi
Audi Description: Genuine Audi OEM Radiator (Part #8E0-121-251-C) is engineered specifically for the Audi A4 and ships direct from an authorized Audi dealer. 632 x 450 x 34mm. 2L, manual trans. Cooling system failures are catastrophic. Genuine Audi OEM cooling parts are pre ...
MSRP $679.15
$443.68
MSRP $679.15
$443.68
1
Genuine Audi Radiator 8E0121251AR OEM A6 S6 A4 Audi
Audi Description: Genuine Audi OEM Radiator (Part #8E0-121-251-AR) is engineered specifically for the Audi A6 / S6 / A4 and ships direct from an authorized Audi dealer. Auto trans. A6/S6. Heavy Duty Cooling. 632 x 450 x 34mm. A4 Cabriolet. A6/S6. To Chassis/VIN 8H-8-013 500 ...
MSRP $958.31
$626.05
MSRP $958.31
$626.05
2
Genuine Audi Radiator Mount Bolt 4B3121200 OEM A6 A4 C5 Audi
Audi Positions: Left
Description: Genuine Audi Radiator Mount Bolt is an essential fastener that secures your vehicle's radiator firmly in place, preventing movement, vibration damage, and cooling system misalignment. Designed to fit Audi A4, S4, RS4, and A6 models across multiple engine c ...
MSRP $5.40
$3.00
MSRP $5.40
$3.00
3
Genuine Audi Radiator Upper Insulator 4B3121276A OEM A6 A4 C5 Audi
Audi Positions: Left
Description: Genuine Audi Radiator Upper Insulator is a genuine OEM mounting component designed to secure and cushion the top of the radiator on Audi A4, S4, RS4, and A6 models across a range of engines including the 1.8L, 2.0L, 3.0L V6, 3.2L, and 4.2L V8. This insulat ...
MSRP $12.81
$7.12
MSRP $12.81
$7.12
4
Genuine Audi Radiator Lower Insulator Mounting 4B3121275 OEM A4 S4 RS4 Audi
Audi Positions: Left
Description: Genuine Audi OEM Radiator Lower Insulator (Part #4B3-121-275) is engineered specifically for the Audi A4 / S4 / RS4 / A6 and ships direct from an authorized Audi dealer. 0L v6. 2L, supply. 2L A4/S4 main. 2L, main, RS4. This part is also commonly referred t ...
MSRP $12.81
$7.12
MSRP $12.81
$7.12
8
Genuine Audi Upper Seal Seal 8E0121331 OEM A4 S4 RS4 Audi
Audi Description: Genuine Audi Upper Seal is a genuine Audi OEM component designed to maintain a precise, leak-free connection within the cooling system across multiple Audi A4, S4, and RS4 models. This part serves a range of engine configurations, including the 1.8L, 3.0L ...
MSRP $24.50
$13.60
MSRP $24.50
$13.60
9
Genuine Audi Reservoir Tank 8E0121403A OEM Audi
Audi Description: Genuine Audi Reservoir 8E0-121-403-A is a genuine OEM coolant tank designed for Audi vehicles equipped with 3.0L and 3.2L engines, ensuring your cooling system maintains the precise fluid levels required for peak engine performance. This component, also kn ...
MSRP $81.65
$53.40
MSRP $81.65
$53.40
10
Genuine Audi Cap Radiator Cap 8E0121321 OEM Audi
Audi Description: Genuine Audi Cap is a genuine OEM Audi component designed specifically for the A4, providing a precise, pressure-tested seal for the engine coolant reservoir. This engine coolant reservoir cap plays a critical role in maintaining the correct pressure withi ...
MSRP $55.78
$30.96
MSRP $55.78
$30.96
11
Genuine Audi Reservoir Cap Seal 1H0121687A OEM Authorized Dealer Audi
Audi Notes: PARTS: Part included with reservoir cap.
Description: Genuine Audi OEM Reservoir Cap Seal (Part #1H0-121-687-A) is a factory-original component built to Audi's exact production specifications. This part is also commonly referred to as: Reservoir Cap Gasket, Engine Coolant Reservoir Cap Gasket, Reservoir Cap O ...
MSRP $6.77
$3.75
MSRP $6.77
$3.75
16
Genuine Audi Connector Hose Elbow 06C121445A OEM Audi
Audi Description: Genuine Audi Connector Hose 06C-121-445-A is a genuine OEM cooling system component engineered specifically for Audi vehicles equipped with the 3.0L V6 engine. This precision-formed elbow hose serves as the critical link between the coolant pipe and the th ...
MSRP $29.58
$16.42
MSRP $29.58
$16.42
16
Genuine Audi Lower Hose Water Hose 8E0121055E OEM A4 Audi
Audi Positions: Lower
Description: Genuine Audi OEM Lower Hose (Part #8E0-121-055-E) is engineered specifically for the Audi A4 and ships direct from an authorized Audi dealer. Radiator to Pipe. To5400000. Cabriolet A4. This part is also commonly referred to as: Water Hose. Genuine Audi OEM ...
MSRP $216.65
$141.53
MSRP $216.65
$141.53
17
Genuine Audi Thermostat Housing 06C121111E OEM Authorized Dealer Audi
Audi Description: Genuine Audi Thermostat Housing is a genuine OEM replacement component designed specifically for the Audi A6, S6, and A4 Cabriolet equipped with the 3.0L V6 engine. This assembly includes the housing, thermostat, and gasket, providing a complete solution f ...
MSRP $164.98
$107.90
MSRP $164.98
$107.90
18
Genuine Audi Thermostat Unit O-ring Thermostat O-Ring 06B121119C OEM A3 TTS Audi
Audi Description: Genuine Audi OEM Thermostat Unit O-ring (Part #06B-121-119-C) is a factory-original replacement part for the 2009-2010 Audi A3 / TTS. O-Ring. 56 x 3mm. 0L v6. 2009 without awd, main. 2009-2010 with awd, tts. This part is also commonly referred to as: Therm ...
MSRP $6.82
$3.79
MSRP $6.82
$3.79
19
MSRP $6.27
$3.49
19
Genuine Audi Water Hose Assembly Clamp Radiator Hose Clamp N90687001 OEM Audi
Audi Description: Genuine Audi Water Hose Assembly Clamp is a precision-engineered OEM fastening component designed to secure coolant and fluid hoses throughout your Audi's engine bay, HVAC system, and cooling circuit. Compatible with a wide range of Audi vehicles, this cla ...
MSRP $8.87
$4.92
MSRP $8.87
$4.92
20
Genuine Audi Engine Coolant Overflow Hose 8E0121109A OEM Audi
Audi Description: Genuine Audi OEM Engine Coolant Overflow Hose (Part #8E0-121-109-A) is a factory-original component built to Audi's exact production specifications. This part is also commonly referred to as: Overflow Hose, Engine Coolant Reservoir Hose, Hose. Engine compo ...
22
Genuine Audi Plug 357121140 OEM Authorized Dealer Factory Original Audi
Audi Description: Genuine Audi Plug is a genuine Audi OEM component designed to seal coolant passages across multiple engine configurations, including 1.8L, 3.0L, and 3.2L feed and main applications. This small but critical part serves as the drain plug for the radiator, en ...
MSRP $13.14
$7.29
MSRP $13.14
$7.29
23
Genuine Audi Temp Sensor Coolant Temp Sensor 05C919501 OEM Audi
Audi Description: Genuine Audi Temp Sensor is a genuine Audi OEM component engineered to deliver precise coolant and oil temperature readings to your vehicle's ECU. This Audi OEM Temp Sensor ensures your engine management system receives accurate data to regulate fuel injec ...
MSRP $31.98
$17.75
MSRP $31.98
$17.75
23
Genuine Audi Coolant Temp Sensor Temp Sending Unit 059919501A OEM Audi
Audi Description: Genuine Audi Coolant Temp Sensor is a genuine OEM component designed to keep your Audi's engine management system running with factory-level precision. This Audi OEM Coolant Temp Sensor monitors coolant temperature in real time, sending accurate signals to ...
MSRP $57.77
$32.07
MSRP $57.77
$32.07
24
MSRP $4.39
$2.44
25
MSRP $2.73
$1.52