Air conditioning hoses, pipes and connectors
More informationAt 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.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. 7566031
BMW E81 E82 E87 E90 E91 E92 LCI Coolant Hoses Cooling System Pipe 7566031
€28.95
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9289101
Air Conditioning Pipe BMW X1 F48 Mini F56 F60 JCW Pressure Hose Line 9289101
Promo price
€80.95
€68.81
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8513608
BMW F20 F21 Diesel N47N Radiator Coolant Line Hose Pipe 8513608
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 4027490
BMW 5 6 Series E60 E61 E63 E64 Air Conditioning Hose Climate Suction Pipe
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6989309
BMW 1 3 X1 Series E84 E90 E91 E92 Diesel N47 Air Condition Con Suction Hose Pipe
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6917873
BMW X5 Series E53 3.0d M57 Air Con Pressure Hose Pippe Assy Compressor Condenser
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6952992
Pressure Hose BMW E81 E87 E90 E91 Pipe Condenser Air Con 6952992
Promo price
€47.95
€40.76
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6918939
BMW X5 E53 3.0d M57N Connector Suction Pipe Coolant Line 6918939
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 4249892
BMW F10 F11 N47N N47S1 Pressure Hose Assy Coolant Line Diesel 4249892
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3443984
BMW X3 Series E83 LCI 2.5si 3.0 si Adapter Lead Compressor Suction Pipe 3443984
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9209741
BMW E81 E87N SUCTION PIPE EVAPORATOR-COMPRESSOR DIESEL N47 9209741
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-40%
Part no. 9209714
Air Conditioning Pipe BMW E90 E91 335d M57N2 Refrigerant A/C Hose Line 9209714
Promo price
€94.95
€56.97
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 7574954
BMW E90 E91 E60 LCI F10 EGR Valve Hose Pipe 7574954
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9242078
BMW Z4 Series E89 N20 Petrol Pressure Hose Compressor Condenser 9242078
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8377081
BMW X5 SERIES E53 AIR CON PRESSURE HOSE PIPE ASSY COMPRESSOR-CONDENSER PETROL
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9201927
BMW F10 F11 F01 Air Conditioning Suction Pipe 9201927
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8409064
BMW X5 Series E53 Heater Water Valve Radiator Right Hose 64218409064 8409064
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9376745
BMW F10 F11 LCI Air Conditioning Hose Pipe Line A/C Condenser 9376745
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6988158
BMW E60 E61 E63 E64 LCI N53 Adapter For Suction Pipe 6988158
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 9253595
BMW F10 F11 Pressure Hose Air Conditioning Pipe Line 520i 528i N20 9253595
€56.95
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6910804
BMW 5 SERIES E60 E61 Pressure Hose Compressor-Condenser PETROL 6910804
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6917877
Air Con Pipe BMW X5 E53 Petrol Engine N62 Suction Hose Air Conditioning 6917877
Promo price
€37.95
€32.26
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9291278
BMW i3 I01 Pressure Line Pipe Front Air Conditioning 9291278
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6922301
BMW X3 Series E83 Air Conditioning Coolant Aluminium Double Pipe Line 6922301
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-40%
Part no. 9291277
BMW i3 I01 Pressure Line Pipe Front Air Conditioning 9291277
Promo price
€47.95
€28.77
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3400403
BMW X3 Series E83 Condenser Dryer Coolant Pressure Hose Pipe Line 3400403
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6904013
BMW E46 Air Conditioning Condenser Dryer Pressure Hose Assy 6904013
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9213843
BMW 1 3 Series F20 F21 F30 Air Con Pressure Hose Pipe Assy Compressor Condenser
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8409063
BMW X5 Series E53 Heater Water Valve Radiator Left Hose 8409063 8385405
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9364656
BMW F30 F32 LCI N57N N57Z Pressure Hose Pipe Air Conditioning Condenser 9364656
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6932267
BMW 5 6 Series E60 M5 E63 M6 Compressor Condenser Pressure Pipe Adapter 6932267
Promo price
€30.95
€26.31
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9253594
BMW F10 F11 N20 Air Conditioning Pipe Coolant Line 9253594
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9181833
BMW 5 6 Series E60 E61 E63 E64 M5 M6 Suction pipe Coolant lines A/C 9181833
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6762623
BMW E65 E66 Air Conditioning Suction Pipe Hose Line 6762623
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 7795135
BMW 3 X3 X5 E90 E91 E83 E70 LCI M57N2 Refrigerant Hose Pipe Cooling 7795135
€23.95
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6914574
BMW 5 6 Series E60 E61 E63 E64 LCI Adapter Suction Pipe Hose Connector 6914574
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9224834
BMW Z4 Series E89 23i 30i N52N Pipe Pressure Hose Assy Compressor Condeser
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6939464
BMW X5 Series E53 Air Con High Pressure Hose Pipe Compressor Condenser 6939464
Promo price
€37.95
€32.26
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 7564233
BMW E81 E87 LCI E90 E91 Suction Pipe Engine Hose 7564233
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9362758
BMW G32 B57 Diesel AC Air Condition Hose Pipe Line Tube 9362758
Promo price
€85.95
€73.06
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9337130
BMW F20 F30 LCI B46 B48 Pressure Hose Pipe Air Conditioning Condenser 9337130
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9337134
BMW 1 3 Series F20 F21 F30 F31 LCI Suction Pipe Evaporator Compressor 2555736
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8383709
BMW X5 Series E53 3.0d Diesel Additional Heater Water Valve Hose Pipe 8383709
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9209741-1
BMW 1 Series E81 E87 LCI Diesel N47 Air Conditioning Line Suction Line 4250403
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9222699
BMW 1 Series E81 E82 E87 LCI N47 Engine Inlet Radiator Heater Hose 9222699
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 7800590-2
BMW E90 E91 E92 F10 F20 F30 Pressure Pipe Hose Line N47N 7800590
€42.95
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6923958
BMW E46 M47N Evaporator Compressor Coolant Suction Pipe 6923958
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9252990
Coolant Line BMW X5 F15 X6 F16 Pressure Hose Compressor Condenser 9252990
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 2284692
BMW 3 4 Series F80 M2 F82 F83 M4 Hose Coolant Expansion Tank Radiator 2284692
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9242079
BMW Z4 Series E89 N20 Petrol Suction Hose Pipe Evaporator Compressor 9242079
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9250709
BMW F10 F11 N47N N47S1 Pressure Hose Assy Coolant Line Diesel 9250709
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 9231048
BMW F12 Air Conditioning Suction Pipe With Filler Neck Refrigerant Line 9231048
€51.95
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9184102
BMW 5 Series E60 E61 LCI Suction Pipe Diesel Heater Air Conditioning
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9271893
Air Con Pipe BMW X5 F15 X6 F16 Pressure Hose Tube Compressor Evaporator 9271893
Promo price
€37.95
€32.26
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 7532629
BMW X3 Z4 E46 E60 E61 E65 E83 E85 Engine Vent Hose 7532629
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9337126
BMW 1 3 er F20 F21 F30 LCI Refrigerant Pressure Line Double Pipe Hose 9337126
Promo price
€94.95
€80.71
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 7596840
BMW 1 3 Series F20 F21 F30 F31 N20 Coolant Pipe Hose Radiator 7596840
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9868415
BMW X3 G01 X4 G02 Air Conditioning Pipe Refrigerant A/C Hose Line B58D 9868415
Promo price
€94.95
€80.71
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6920355
BMW 5 6 Series E60 E61 E63 E64 Suction Pipe Coolant Lines A/C
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9237641
BMW 1 3 Series F20 F21 F30 Air Conditioning Aluminium Double Pipe 9237641
Promo price
€37.95
€32.26
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9119995
Air Condition Hose BMW F07 F12 F13 A/C Pipe House Pressure Line 9119995
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 9395480
BMW G20 G21 G23 G26 G42 Air Conditioning Hose Pipe A/C 2.0 Petrol 9395480
€32.95
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 7939498
Air Conditioning Pipe BMW F40 Mini F60 B48E A/C Refrigerant Hose Line 7939498
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6761194
BMW 5 6 Series E60 R61 E63 E64 Pressure Hose Assy 6761194
Promo price
€51.95
€44.16
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6927845
Air Conditioning Pipe BMW X1 E81 E87 E90 E90N E91 E92 E93 A/C Hose 6927845
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3403606
BMW X3 Series E83 Front Panel Body Hood Catch End Support Bracket 3403606
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9291279
BMW i3 I01 Pressure Line Pipe Front Coolant Air Conditioning 9291279
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9291270
BMW i3 I01 Suction Pipe Line Front Coolant Air Conditioning 9291270
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6832951
MINI Cooper One F55 F56 F57 F60 Pressure Hose Condenser Evaporator Pipe 6832951
Promo price
€37.95
€32.26
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3450902
BMW X3 Series E83 LCI 2.5si 3.0 si Suction Pipe Evaporator Adapter Lead 3450902
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9250710
BMW 5 7 F01 F07 F10 N57 Radiator Pressure Hose Assy Coolant Line Diesel 9120004
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 3400413
BMW E83 M54 Evaporator Compressor Suction Coolant Pipe Line 3400413
Promo price
€34.95
€29.71
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6850311
BMW E60 Suction Pipe Power Steering Oil Fluid Hose Line E61 E63 Diesel 6796361
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9291282
BMW i3 I01 Pressure Line Pipe Front Air Conditioning R1234YF 9291282
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6777285
BMW E60 E61 LCI N47 520d Suction Pipe Hose Steering Oil 6777285
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 7600594
BMW F20 F21 F30 F31 N13 Refrigerant Hose Pipe Cooling System 7600594
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9119994
Pressure Pipe BMW F10 F11 F12 Air Conditioning A/C Hose Line 9119994
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6833628
BMW X5 F15 X6 F16 M50dX N57X Air Conditioning Line Hose Pipe A C Climate 6833628
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9368332
BMW F30 LCI 330e B48X Compressor Condenser Pressure Hose Line 9368332
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 6902681
BMW E46 M3 Pressure Hose Air Conditioning A/C Compressor Condenser 6902681
€37.95
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 4250405
BMW 1 3 Series e81 e87N e90 e91 SUCTION PIPE EVAPORATOR-COMPRESSOR Air con hose
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 6914491
BMW E60 E60N E61 E61N Condenser Evaporator Pressure Hose Line Diesel 6914491
Promo price
€28.95
€24.61
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6946353-1
BMW E46 Evaporator Compressor Coolant Suction Pipe 6946353
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 8832955
BMW F70 F74 F78 U06 U11 U12 U10 Water Return Coolant Pipe Hose Line 8832955
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 7810713
BMW F10 F20 F30 E90N Pressure Hose Assy 7810713
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9223315
BMW E81 E82 E87 LCI E90 Suction Pipe Evaporator Compressor Air Con Hose
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 3455909
BMW X3 E83 3.0d M57N2 Compressor Condenser Pressure Hose Line 3455909
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
Part no. 9222696
BMW E81 E82 E87 LCI N47 Engine Inlet Radiator Heater Hose 9222696
€28.95
Free delivery: Aug 13 – 18
If paid before 14:00
-15%
Part no. 9365382
BMW F45 Mini F60 Air Condition Condenser A/C Pipe 9365382
Promo price
€32.95
€28.01
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3455908
Suction Pipe BMW X3 E83 3.0d M57N2 Air Conditioning Evaporator Adapter Lead
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6958742
BMW X5 X6 Series E70 E71 Adapter Rear Compartment Air Duct 6958742
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9345361
Air Conditioning Pipe BMW X3 F25 X4 F26 B47 A/C Compressor Hose Line 9345361
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 3400395
BMW X3 Series E83 2.0d M47N2 Water Valve Engine Inlet Coolant Hose 3400395
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8377073
BMW X5 E53 X5 3.0i Suspection Pipe Evaporator Compressor 8377073
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 8381544
BMW X5 SERIES E53 Pressure hose condenser evaporator pipe 64538381544 8381544
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6956697
BMW X5 Series E70 Adapter Rear Cabin Air Duct Left N/S 6956697
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 6987992
BMW E87 E90 E91 Diesel M47N2 Air Condition Con Pipe Hose Line 698799
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-5%
Part no. 9122453
BMW X5 X6 Series E70 E71 Rear Ventilation Trunk Boot Air Vent 9122453
Promo price
€23.95
€22.75
Free delivery: Aug 13 – 18
If paid before 14:00
-40%
Part no. 9362756
BMW G32 GT A C Air Condition Hose Pipe Line Tube 9362756
Promo price
€161.95
€97.17
Free delivery: Aug 13 – 18
If paid before 14:00
AC hoses and connectors – reliable parts for car cooling systems
High-quality air conditioning components – durability and compatibility with various models
Air conditioning lines, hoses, and connectors are components that play a key role in the proper functioning of the air conditioning system. They are responsible for the airtight and efficient transfer of refrigerant between the compressor, condenser, evaporator, and other system components. Their high quality and technical condition are essential for the reliable operation of the air conditioning. In the Global Parts automotive store, we offer a wide selection of used car parts, including air conditioning lines, hoses, and connectors, perfectly matched to brands such as BMW, Audi, Mercedes, Volkswagen, Mini, and many others.
How do air conditioning lines, hoses, and connectors work in the system?
Air conditioning lines, hoses, and connectors are responsible for the airtight transfer of refrigerant and lubricating oil between individual system components. Each of these elements has its own unique task:
- High-pressure lines – transport refrigerant under high pressure from the compressor to the condenser.
- Low-pressure hoses – carry refrigerant from the evaporator to the compressor after cooling.
- Connectors – ensure airtight and stable connections between lines and other system components.
- Seals and O-rings – protect against refrigerant leaks, ensuring the tightness of the entire system. Each of these elements must be made of materials resistant to high pressure, temperature, and the chemical properties of the refrigerant.
Construction and purpose of air conditioning lines, hoses, and connectors
Air conditioning lines, hoses, and connectors are a set of working connections that link the compressor, condenser, evaporator, and receiver-drier into one airtight circuit. These elements are mounted mainly in the engine compartment, near the bulkhead, and in the area of the air conditioning radiator, and their routing depends on the engine version and body type. A typical line may have an aluminum tube, a flexible rubber section, crimped ends, and mounting points to the body. In products from this category, it is worth checking the brand marking, condition, OEM part number, interchangeable numbers, fuel type, and location on the vehicle.
Definitions and parameters
Air conditioning lines differ in diameter, pressure resistance, and type of ends. Connectors most often use SAE standards or quick-connectors characteristic of a given brand, which affects compatibility with the compressor and condenser. In practice, this means that a line for one BMW model will not fit an Audi car, despite similar engine capacity and comparable air conditioning performance.
Differences between types of lines and connectors
The high-pressure line is used to transport compressed refrigerant from the compressor outlet to other system elements and usually has a stiffer construction and stronger ends. The low-pressure hose is responsible for the return of the refrigerant on the suction side and more often operates as a more flexible section. An air conditioning connector refers to the connection point of two circuit elements, where the thread type, seal profile, and socket compatibility are crucial. In practice, when repairing the system, it is worth checking the condition of air conditioning compressors and clutches simultaneously, as damage to one sub-assembly often affects the operation of the others.
Comparison of air conditioning line variants
| Element type | Application | Construction | What to check before purchase |
|---|---|---|---|
| High-pressure line | Connection of the compressor with the condenser or further section of the system | Usually an aluminum tube with a flexible section and crimped ends | OEM number, line shape, end type, mounting points |
| Low-pressure line | Return of refrigerant from the evaporator to the compressor | Greater flexibility, different operating profile and different ends than on the high-pressure side | Location on the vehicle, diameter, presence of covers and brackets |
| Connector and fitting | Airtight connection of the line with the air conditioning component | Metal socket or end working with a seal or O-ring | Seal type, thread or quick-connector, socket compatibility |
| Line with sensor or additional outlet | Support for advanced air conditioning system versions | Extended construction with space for a sensor, valve, or additional section | Car equipment, engine version, presence of additional connections |
Why is it worth taking care of air conditioning lines, hoses, and connectors?
The tightness and efficiency of lines, hoses, and connectors in the air conditioning system are the basis for the reliable operation of the entire system. Their damage or wear can lead to:
- Loss of refrigerant, which reduces cooling efficiency.
- Pressure drop in the system, which can damage the compressor.
- Corrosion due to refrigerant leaks and moisture. At Global Parts, we offer used car parts that help maintain the full efficiency of the air conditioning system.
The importance of tightness and cooperation with other system elements
The tightness of the air conditioning system serves to maintain the proper circulation of the refrigerant and stable operation of the compressor. Even a small leak at the connection of a line and connector can cause a drop in cooling performance, traces of oil at the ends, and overloading of components. When choosing an element such as a BMW E90 air conditioning line, it is worth comparing the OEM number, tube routing, type of ends, and compatibility with the engine version. During broader diagnostics, it is also useful to check the condition of condensers (radiators) and receiver-drier filters and accumulators.
How to choose the right air conditioning lines, hoses, and connectors?
When choosing air conditioning lines, hoses, and connectors, you should pay attention to several key aspects:
- Matching the vehicle model – every car brand and model has specific requirements regarding the air conditioning system. At Global Parts, you will find air conditioning lines, hoses, and connectors perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and many others.
- Technical condition – ensure that the lines and hoses are free from cracks, corrosion, and leaks.
- Type of connectors – choose connectors compatible with your vehicle's air conditioning system to ensure the tightness and stability of the connections.
Selecting parts by OEM number and vehicle version
The selection of an air conditioning line or connector is best based on the OEM number, interchangeable numbers, and comparing the element's routing with a photo of the part. In practice, the fuel type, engine version, mounting side, and the presence of additional brackets or connections for a sensor also count. If a sub-assembly such as a BMW E90 air conditioning line is sought, you must check not only the shape itself but also how the line is routed in the engine compartment. Additional support when completing the system can be provided by pressure switches when the diagnosis also includes controlling the air conditioning operation.
Why is it worth choosing used air conditioning lines, hoses, and connectors?
Purchasing used car parts is a solution that allows you to combine high quality with savings. By choosing used lines, hoses, and connectors, you gain:
- Lower costs – used parts are cheaper than new ones, and when selected correctly, they perform their function well.
- Ecology – you support recycling and reduce the amount of automotive waste.
- Wide offer – in our store, you will find elements for many car brands, which makes it easier to match them to your vehicle. For those who are also completing other elements of the interior cooling system, we also recommend supplementary material: Used parts for Mercedes - original parts from dismantling.
How to take care of air conditioning lines, hoses, and connectors?
To ensure that lines, hoses, and connectors work efficiently for a long time, it is worth following a few rules:
- Regularly check the visual condition of the lines and hoses, looking for signs of wear such as cracks or leaks.
- Replace seals and O-rings during every repair or service of the air conditioning system.
- Keep the system clean to avoid contamination that can lead to damage or leaks. In case of failure or the need for replacement, properly selected elements help restore the full functionality of the air conditioning system.
FAQ
| Question | Answer |
|---|---|
| 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. |
Summary: air conditioning lines, hoses, and connectors at the Global Parts automotive store
Air conditioning lines, hoses, and connectors are responsible for tightness, proper refrigerant flow, and stable operation of the entire vehicle interior cooling system. In the Global Parts offer, you will find elements matched to cars of brands such as BMW, Mercedes, Audi, and others, with the possibility of verification by OEM number, car version, and mounting location. This is a practical choice for those who are completing an air conditioning system with consideration for part compatibility and the actual vehicle specification. We invite you to contact us – we are here to help you! For more information and interesting facts, we also invite you to our automotive blog.