What is the construction and purpose of air conditioning lines, hoses, and connectors?

Air conditioning lines, hoses, and connectors are elements connecting the main components of the car's air cooling system. They consist of aluminum sections, flexible parts, mounting ends, and seals, and their task is to guide the refrigerant between the compressor, condenser, evaporator, and receiver-drier. They are located mainly in the engine compartment and near the bulkhead. Their construction depends on the engine version, body, and vehicle equipment.

What are air conditioning lines, hoses, and connectors used for?

Air conditioning lines, hoses, and connectors are used to maintain an airtight circulation of refrigerant and oil throughout the system. They are responsible for the proper flow of the medium on the high and low-pressure sides, as well as for the safe connection of components. Without their proper operation, the air conditioning loses efficiency, and the compressor may operate under improper conditions. It is these elements that determine pressure stability and the effectiveness of interior cooling.

What is the construction and function of an air conditioning connector?

An air conditioning connector is a connecting element that links a line with another system component, such as a compressor, condenser, or evaporator. Its construction includes a socket, a line end, and a surface working with an O-ring or other seal. The connector serves to ensure tightness under pressure and thermal load. Depending on the car's construction, it may differ in diameter, thread type, or mounting profile.

How to choose an air conditioning line for a specific car?

It is safest to compare the OEM number, interchangeable numbers, line routing, and type of ends. It is also worth verifying the fuel type, engine version, and location on the vehicle, because visually similar parts may have different mounting points. If the car was available in pre-facelift and facelift versions, it is good to also check the structural differences of the equipment.

What symptoms indicate damage to an air conditioning line or connector?

The most common symptoms are a drop in cooling performance, refrigerant loss, traces of oil at the connections, and uneven compressor operation. In practice, you can also notice corrosion of aluminum sections, abrasions of the flexible part, or damaged brackets guiding the line. Such signals mean that it is worth checking the tightness of the entire circuit.

How to take care of air conditioning lines, hoses, and connectors after installation?

After installation, pay attention to the correct positioning of the line, the absence of tension on the ends, and the condition of the seals. An incorrectly routed element can rub against other parts of the engine compartment and eventually become damaged. A good practice is also to check the system's tightness after repair and periodically inspect the connection points.

Air conditioning hoses, pipes and connectors

At Global Parts, we offer a wide selection of original used car parts, including air conditioning hoses, lines, and connectors for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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BMW 1 3 Series E82 E90 E91 N54 Suction Pipe Hose Active Steering Oil 6771875

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 1K0820743BQ

Audi Volkswagen Seat Skoda Air Condition Con Pipe Hose Coolant 1K0820743BQ

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. F1F1-19N602-BB

Ford Transit Connect Mk2 Air Conditioning A/C Hose Tube Line Pipe F1F1-19N602-BB

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 7225580

Air Duct BMW F12 F13 Cover Channel Rear Left N/S Trim Cabin Interior 7225580

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9315934-1

BMW 1 2 F40 F45 Rear Ventilation Absorber Right O/S Air Duct 9315934

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. EH22-18C553-AB

Land Rover Discovery 4 L319 Water Coolant Pipe Line Hose EH22-18C553-AB

€47.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8409072

BMW X5 Series E53 M62 4.4i Petrol Evaporator Compressor Suction Pipe 8409072

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. EH22-19A834-BC

Land Rover Discovery 4 L319 Air Conditioning Hose Pipe Line EH22-19A834-BC

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2722300656

Mercedes W209 Petrol M272 Air Conditioning Pipe Refrigerant Line A/C A2722300656

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6950480

BMW Z4 Series E85 2.0i Petrol Pressure Hose Compressor Condenser 6950480

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. HX73-19N602-BA

Jaguar Xf X260 Air Con Air Conditioner Hose Pipe Line HX73-19N602-BA

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 99757309705

Porsche 911 997 Cabrio Air Conditioning Hose Tube Pressure Line Pipe 99757309705

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 1K0820721BL

Audi A3 8Y Air Conditioning Pipes A/C Air Con Hose Pipe Line 1K0820721BL

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8841816

BMW U06 U11 Air Conditioning A/C Hose Radiator Feed Tube Line Pipe 8841816

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9337132

BMW F20 F21 LCI B37 Suction Hose Pipe Evaporator Compressor 9337132

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 03C133514AH

VW Volkswagen Touran 1T Air Conditioning A/C Air Con Pipe Hose Line 03C133514AH

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. C2Z4349

Jaguar XF X250 Air Conditioning Hose Pipe Line 3.0 V6 Diesel 9X23-19N602-EB

€56.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2438306100

Mercedes EQA350 H243 Refrigerant A/C Evaporator Condenser Line A2438306100

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6922694

BMW 7 Series E65 E66 N62 N62N Petrol Suction Pipe Evaporator Compressor 6922694

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. T2H26548-

Jaguar XF X260 A/C Air Conditioner Compressor Outlet Hose Pipe JX73-19N601-BA

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. KV6H-19N602-BC

Ford Transit Connect Mk2 Air Conditioning Pipe LineKV6H-19N602-BC Manual

€94.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9806518-1

Mini R60 R61 Pressure Hose Condenser Evaporator Air Con Pipe 9806518

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9223321

BMW 1 Series E81 E87 LCI N45N N46N Pressure Hose Compressor Condenser Pipe

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9291273

BMW i3 I01 Pressure Pipe Air Conditioning A/C Compressor Hose Line 9291273

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9218927

BMW F10 M5 F12 F13 M6 Suction Pipe Line Front Coolant Air Conditioning 9218927

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9218929

BMW F10 M5 F12 F13 M6 Pressure Line Pipe Front Air Conditioning 9218929

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9321603

BMW G11 G12 G30 Air Conditioning Pipe Hose Tube Line 2.0 Hybrid Petrol 9321603

€37.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. AV1119972DA

Ford Fiesta Mk7 Air Conditioning A/C Pipe Line Coolant Hose AV11-19972-DA

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. C2Z10495

Jaguar XF X250 Air Conditioning Hose Pipe Line 3.0 V6 Diesel 9X23-19N601-EC

€56.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 5Q0820741C-1

Audi A3 S3 8V Seat Leon 5F Golf Mk7 Air Conditioning Pipe A/C Hose 5Q0820741C

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9309004

BMW G11 G12 G30 Air Conditioning Hose Pipe Tube Line 2.0 Petrol Hybrid 9309004

€56.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8U0816721Q

Audi Q3 8U Air Conditioning Refrigerant Hose Tube Line Pipe 8U0816721Q

€113.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2138305100

Air Conditioning Pipe Mercedes W213 S213 A/C Air Con Hose Line A2138305100

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2078301015

Mercedes W204 C207 A/C Air Con Air Conditioning Pipe Hose Line M272 A2078301015

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2058305404

Mercedes W205 Air Conditioning A/C Pipe Hose Line A2058305404

€37.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 3420250

BMW X3 Series E83 2.0d M47N2 Evaporator Compressor Coolant Suction Pipe 3420250

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. JUF000366

Land Rover Discovery 3 L319 Air Conditioning Pipe Hose JUF000366

€75.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 4G0260701CA

Audi A6 C7 A7 4G A/C Air Con Conditioning Pipe Refrigerant Hose Line 4G0260701CA

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A1638300316

Mercedes W163 A/C Air Con Air Conditioning Pipe Hose Line Tube A1638300316

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2048304615

Mercedes W204 C207 Air Conditioning Pipe Refrigerant A/C Hose Line A2048304615

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 5A45F09

BMW F74 Air Conditioning Heater Air Channel Distributor Duct Panel 5A45F09

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8T0260701K

Audi A4 B8 A5 8T A/C Air Con Hose Refrigerant Pipe 3.0 TDI 8T0260701K

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2138301101

Mercedes A238 M276 A/C Air Condition Pipe Hose Line Tube A2138301101

€99.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6988883

BMW X5 X6 E70 E71 Diesel Suction Pipe Line Air Conditioning 6988883

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2468303415

Air Conditioning Pipe Mercedes W176 W246 Refrigerant Hose Line A/C A2468303415

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 1830405

Ford Fiesta Mk7 Air Conditioner Vacuum Pipe A/C Hose Tube C1B1-19N651-EA

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2128309515

Air Conditioning Pipe Mercedes W212 W218 Refrigerant Hose Line A/C A2128309515

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6917888

BMW 5 6 Series E60 E61 E63 E64 Condensator Water Drain Hose Bottom Right O/S

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 4G0816743AG

Audi A7 4G8 Air Conditioning A/C AC Pipe Hose Line 4G0816743AG

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9223297

BMW 1 3 F20 F21 F30 F31 N13 Suction Pipe Evaporator Compressor Air Hose Petrol

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9209718

BMW F10 F11 Pressure Hose Air Conditioning Pipe Line 535i N55 9209718

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 3C0820721R

Volkswagen Passat B7 Air Conditioning A/C Pipe Hose Refrigerant Line 3C0820721R

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8K0260705B

Audi Rs4 8K RS5 8F 8T Air Conditioning A/C Hose Petrol Line 4.2 FSI 8K0260705B

€89.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 4H0959126A

Air Conditioning Audi A5 8T Air Con Drier Pressure Sensor 4H0959126A

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. C1B1-19F618-BA

Ford Fiesta Mk7 B-Max Air Conditioning Pipe Line Hose C1B1-19F618-BA

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 5B3FE18

Mini F65 F66 Air Conditioning A/C Pipe Condenser Expansion Valve Hose 5B3FE18

€108.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9221763

BMW X5 E70 LCI N57 Air Conditioning Line Pressure Hose Pipe 9221763

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 2751774

Mini R55 R56 R57 Air Con Compressor Condenser Pressure Coolant Hose Pipe 2751774

Product currently unavailable

Part no. 7566031

BMW E81 E82 E87 E90 E91 E92 LCI Coolant Hoses Cooling System Pipe 7566031

Product currently unavailable

Part no. 2751473

BMW Mini Cooper R55 R56 R57 Evaporator Compressor Coolant Suction Pipe 2751473

Product currently unavailable

Part no. 5Q0820803F

VW Volkswagen Golf 5G 1.6 TDI CLHA A/C Air Condition Pump Compressor 5Q0820803F

Product currently unavailable

Part no. A1122303856

Air Conditioning Pipe Mercedes W203 W209 M112 Refrigerant Hose A/C A1122303856

Product currently unavailable

Part no. A6398307115

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398307115

Product currently unavailable

Part no. 6918903

BMW X5 E53 Air Con Pressure Hose Pipe Assy Compressor Condenser Diesel 6918903

Product currently unavailable

Part no. 8J0820741F

Audi TT 8J Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8J0820741F

Product currently unavailable

Part no. 9182778

BMW X5 E70 A/C Air Condition Hose Pipe Line Tube 9182778

Product currently unavailable

Part no. KPLA-19N602-AC

Range Rover Sport L494 Air Conditioning Hose Pipe Line A/C KPLA-19N602-AC

Product currently unavailable

Part no. 924804190R

Renault Trafic 3 Vivaro B Air Conditioning Pipe Refrigerant Hose Line 924804190R

Product currently unavailable

Part no. 7C0816721K

Volkswagen Crafter MK2 Air Conditioning Hose A/C Pressure Pipe Line 7C0816721K

Product currently unavailable

Part no. 9337128

BMW 1 3 Series F20 F21 F30 F31 LCI Pressure Hose Compressor Condenser 9337128

Product currently unavailable

Part no. 8E0260701BS

Audi A4 B7 Pressure Air Pipe Evaporator-Compressor Air Con Pipe 8E0260701BS

Product currently unavailable

Part no. A2118303515

Mercedes W211 A/C Air Condition Line Tube Pipe Hose A2118303515

Product currently unavailable

Part no. 8E0260707BH

Audi A4 B7 High Pressure A/C Air Condition Line Tube Pipe Hose Line 8E0260707BH

Product currently unavailable

Part no. 6C0816721G

Audi A1 8X Skoda Fabia Mk3 Air Con Pipe Hose AC Refrigerant 6C0816721G

Product currently unavailable

Part no. A6398306415

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398306415

Product currently unavailable

Part no. 6959992

BMW 1 Series E87 118d 120d A/C Air Con Pipe Hose Compressor Consender 6959992

Product currently unavailable

Part no. 3400402

BMW X3 E83 Pressure Hose Compressor Condenser Pipe 2.0d M47N2 3400402

Product currently unavailable

Part no. 1K0820743CC

Skoda Octavia II Air Conditioning Hose A/C Pipe Hose Line 1K0820743CC

Product currently unavailable

Part no. 6911952

BMW 5 Series E60 E61 M47N2 Compressor-condenser Pressure Hose Diesel 6911952

Product currently unavailable

Part no. 5N0820743D

Volkswagen Tiguan 5N Air Conditioning Hose A/C Pipe Line 5N0820743D

Product currently unavailable

Part no. A1778305201

Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305201

Product currently unavailable

Part no. C1B1-19A704-BA

Ford Fiesta Mk7 Air Conditioning A/C Compressor Hose Pipe C1B1-19A704-BA

Product currently unavailable

Part no. 8K0260701S

Audi A4 B8 A5 8F Air Conditioning Pipe Refrigerant Hose Line Pipe A/C 8K0260701S

Product currently unavailable

Part no. 9313848

Mini Cooper R55 R56 LCI Diesel N47N Compressor Condenser Pressure Hose 9313848

Product currently unavailable

Part no. 9376740

BMW F10 LCI B47 Coolant Line Pressure Hose Pipe Compressor Condenser 9376740

Product currently unavailable

Part no. 9307240

BMW 3 4 Series F80 M3 F83 M4 Engine Supply Coolant Pipe Hose 9307240

Product currently unavailable

Part no. 8381487

BMW 3 Series E46 Compressor Condenser Pressure Hose 8381487

Product currently unavailable

Part no. A6398303500

Refrigerant Hose Pipe Mercedes Vito W639 Air Conditioning Condenser A6398303500

Product currently unavailable

Part no. 6988880

BMW X5 X6 E70 E71 3.0d M57N2 Compressor Condenser Pressure Hose Line 6988880

Product currently unavailable

Part no. A1688300858

Mercedes-Benz A-Classe W168 Air Con Conditioning Dryer Drier Pump A1688300858

Product currently unavailable

Part no. A6398303800

Refrigerant Hose Pipe Mercedes Vito W639 Air Conditioning Condenser A6398303800

Product currently unavailable

Part no. 9337127

BMW F20 F21 F30 LCI Pressure Pipe Hose Condenser Evaporator 9337127

Product currently unavailable

Part no. 8U0816741F

Audi Q3 8U Refrigerant Coolant Hose Line Pipe Tube 8U0816741F

Product currently unavailable

Part no. 95557308311

Porsche Cayenne 9PA Air Con A/C Conditioning Pipe Hose Line 95557308311

Product currently unavailable

Part no. 8377075

BMW X5 E53 M57 3.0d Diesel Evaporator Compressor Suction Pipe 8377075

Product currently unavailable

Part no. BM51-8312-AC

Ford Focus Mk3 Radiator Air Duct Guide Cooling Deflector BM51-8312-AC

Product currently unavailable

Part no. 6950481

BMW Z4 Series E85 Air Conditioning Condenser Dryer Pressure Hose Assy 6950481

Product currently unavailable

Part no. 8J0820721J

Audi TT 8J Air Conditioning Refrigerant Hose Compressor Condenser 8J0820721J

Product currently unavailable

Part no. 1K0820741BD-2

Audi A3 8P Volkswagen Golf Mk5 Air Conditioning Hose A/C Pipe Line 1K0820741BD

Product currently unavailable

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