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. 6927541
BMW 1 Series E81 E87 Pressure Hose Condenser Evaporator Air Con A/C Pipe 6927541
PLN 104.95
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 6964965
Condenser Pipe BMW E88 E90 E90N E91 E92 E93 Air Con Pressure Hose
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. 1504536
Pressure Hose Mini Cooper One Cabrio R50 R52 R53 Compressor Condenser 1504536
Promo price
PLN 94.95
PLN 90.20
Free delivery: Aug 13
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
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 6952992
Pressure Hose BMW E81 E87 E90 E91 Pipe Condenser Air Con 6952992
Promo price
PLN 189.95
PLN 161.46
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 2758138
BMW Mini Cooper R55 R56 R57 Evaporator Compressor Coolant Suction Pipe
Promo price
PLN 46.95
PLN 39.91
Delivery: Aug 13
If paid before 14:00
Part no. 7566031
BMW E81 E82 E87 E90 E91 E92 LCI Coolant Hoses Cooling System Pipe 7566031
PLN 94.95
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9232585
BMW E90 E91 E92 LCI Pipe Evaporator Compressor Air Conditioning Hose 9232585
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 2751474
BMW Mini Cooper R55 R56 R57 Evaporator Compressor Suction Pipe Hose
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6910804
BMW 5 SERIES E60 E61 Pressure Hose Compressor-Condenser PETROL 6910804
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6928587
BMW 3 Series E90 E91 E92 E93 LCi M57N2 Hose Suction Pipe Evaporator Compressor
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 7800590-1
Fuel Injection Lines BMW E90 E91 LCI F10 F20 N47N Diesel Fuel Pressure Pipes Set
Promo price
PLN 94.95
PLN 80.71
Free delivery: Aug 13
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
PLN 284.95
PLN 242.21
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9209722
Mini Cooper F55 F56 F57 F60 Coolant Pipe Air Suction Lines 9209722
Promo price
PLN 123.95
PLN 117.75
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 6939464
BMW X5 Series E53 Air Con High Pressure Hose Pipe Compressor Condenser 6939464
Promo price
PLN 46.95
PLN 39.91
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 8409064
BMW X5 Series E53 Heater Water Valve Radiator Right Hose 64218409064 8409064
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6918939
BMW X5 E53 3.0d M57N Connector Suction Pipe Coolant Line 6918939
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 9209723
Suction Pipe Mini Cooper F55 F56 F57 F60 Air Con Coolant Line Hose 9209723
Promo price
PLN 189.95
PLN 180.45
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9119000
BMW 1 3 Series E87 E90 E91 E92 N43 Air Condition Con Pipe Hose Coolant 9119000
Promo price
PLN 93.95
PLN 89.25
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. A1698301615
Mercedes W169 Air Conditioning Pressure Pipe Hose Line A1698301615
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9209727
Mini F55 F56 F57 F60 Pressure Hose Compressor Condenser Petrol 9209727
Promo price
PLN 94.95
PLN 90.20
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 7552409
Engine Coolant Line BMW E82 E90 E91 E92 LCI Heater Return-Thermostat 7552409
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 6909235
BMW Z4 Series E85 E86 Petrol Pressure Hose Compressor Condenser 6909235
Promo price
PLN 42.95
PLN 36.51
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 3403606
BMW X3 Series E83 Front Panel Body Hood Catch End Support Bracket 3403606
Promo price
PLN 42.95
PLN 40.80
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 9224863-1
BMW MINI Cooper One R55 R56 R57 Pressure Hose Pipe Condenser Evaporator Air
Promo price
PLN 123.95
PLN 105.36
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 6904013
BMW E46 Air Conditioning Condenser Dryer Pressure Hose Assy 6904013
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
Part no. A2048306315
Mercedes W204 Air Conditioning Compressor Refrigerant Hose Line A/C A2048306315
PLN 46.95
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 8381544
BMW X5 SERIES E53 Pressure hose condenser evaporator pipe 64538381544 8381544
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
Part no. 7795135
BMW 3 X3 X5 E90 E91 E83 E70 LCI M57N2 Refrigerant Hose Pipe Cooling 7795135
PLN 61.95
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 3400403
BMW X3 Series E83 Condenser Dryer Coolant Pressure Hose Pipe Line 3400403
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 8E0820193P
Air Conditioning Dryer Audi A4 B7 Air Con Drier Tank Pressure Sensor 8E0820193P
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. A1778305201
Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305201
Promo price
PLN 75.95
PLN 64.56
Free delivery: Aug 13
If paid before 14:00
Part no. 4H0959126A
Air Conditioning Audi A5 8T Air Con Drier Pressure Sensor 4H0959126A
PLN 42.95
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 1504541
BMW MINI R52 R53 Suction Pipe Evaporator Compressor Air Con Hose
Promo price
PLN 75.95
PLN 64.56
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. A6462300356
Mercedes W203 OM646 Air Conditioning Air Con Pipe Hose Diesel A6462300356
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
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
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 9122453
BMW X5 X6 Series E70 E71 Rear Ventilation Trunk Boot Air Vent 9122453
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 8513608
BMW F20 F21 Diesel N47N Radiator Coolant Line Hose Pipe 8513608
Promo price
PLN 70.95
PLN 67.40
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 9808024
Mini Cooper R60 R61 Air Con Suction Pipe Hose Evaporator Compressor 9808024
Promo price
PLN 142.95
PLN 121.51
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 9809006-1
MINI Cooper D R55 R56 R57 LCI 1 Evaporator Compressor Suction Pipe Hose 9809006
Promo price
PLN 47.95
PLN 40.76
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6927538
BMW E87 E90 E91 Diesel M47N2 Air Condition Con Pipe Hose Cool 6927538
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 8386166
BMW X5 Series E53 M62 4.4i 4.6is Air Conditioning Connector Suction Pipe 8386166
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. A1112030282
Mercedes-Benz W202 W203 W210 M111 Radiator Coolant Hose Pipe Tube A1112030282
Promo price
PLN 42.95
PLN 40.80
Delivery: Aug 13
If paid before 14:00
-15%
Part no. A2118304015
Air Conditioning Pipe Mercedes W211 W219 A/C Air Con Hose Line A2118304015
Promo price
PLN 256.95
PLN 218.41
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9209742
BMW X1 E84 E90 E91 N47 Air Conditioning A/C Pipe Hose Refrigerant Line 9209742
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. A1778305501
Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305501
Promo price
PLN 94.95
PLN 80.71
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 6914491
BMW E60 E60N E61 E61N Condenser Evaporator Pressure Hose Line Diesel 6914491
Promo price
PLN 94.95
PLN 80.71
Free delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. 8377081
BMW X5 SERIES E53 AIR CON PRESSURE HOSE PIPE ASSY COMPRESSOR-CONDENSER PETROL
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 9209741
BMW E81 E87N SUCTION PIPE EVAPORATOR-COMPRESSOR DIESEL N47 9209741
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 2751399
Condenser Bracket Mini Cooper R55 R56 Compressor Holder Mounting 2751399
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 9808215
Mini Cooper R60 R61 Suction Pipe Air Con Hose Evaporator Compressor 9808215
Promo price
PLN 180.95
PLN 153.81
Free delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. 6951366
BMW 5 Series E60 E61 520d M47N2 Adapter Suction Pipe Hose Connector 6951366
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 4249892
BMW F10 F11 N47N N47S1 Pressure Hose Assy Coolant Line Diesel 4249892
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13
If paid before 14:00
-40%
Part no. 9203484
Coolant Hose BMW E90 E91 E92 Suction Pipe Evaporator Compressor 9203484
Promo price
PLN 94.95
PLN 56.97
Free delivery: Aug 13
If paid before 14:00
-10%
Part no. 6917865
BMW X5 Series E53 Evaporator Compressor Coolant Suction Pipe 6917865
Promo price
PLN 46.95
PLN 42.26
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6951637
BMW 1 3 SERIES E84 E90 E91 E92 SUCTION PIPE HOSE AIR CON EVAPORATOR COMPRESSOR
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. A1778303302
Mercedes W177 Saloon Air Con Refrigerant Pipe Conditioning Line Hose A1778304801
Promo price
PLN 113.95
PLN 96.86
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9248522
BMW 5 Series F10 F11 530d N57N Pressure Hose Assy Coolant Line R134A 9248522
Promo price
PLN 42.95
PLN 40.80
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6988158
BMW E60 E61 E63 E64 LCI N53 Adapter For Suction Pipe 6988158
Promo price
PLN 65.95
PLN 62.65
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 1504537
Air Con Line Mini Cooper R50 R52 R53 Pressure Hose Compressor Condenser 1504537
Promo price
PLN 85.95
PLN 81.65
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. A2048302216
Refrigerant Hose Pipe Mercedes W204 W207 Air Con Condenser Line A2048302216
Promo price
PLN 56.95
PLN 54.10
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 5Q0816743H
Volkswagen VW Golf SV Air Conditioning Hose A/C Pipe Line 5Q0816743H
Promo price
PLN 61.95
PLN 58.85
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 8579242
BMW F20 F21 F30 F31 LCI Pressure Hose Assy Fuel Injector 8579242
Promo price
PLN 55.95
PLN 47.56
Delivery: Aug 13
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
PLN 94.95
PLN 80.71
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 7800590
Pressure Pipe BMW E90 E91 E92 LCI F10 F20 F30 N47N Hose Assy Line 7800590
Promo price
PLN 85.95
PLN 81.65
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. A9068308600
Mercedes Sprinter W906 Air Conditioning A/C Air Con Hose Pipe Line A9068308600
Promo price
PLN 142.95
PLN 135.80
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. A2038320425
Mercedes W203 Windshield Cowl Panel Air Duct Baffle A2038320425
Promo price
PLN 42.95
PLN 40.80
Delivery: Aug 13
If paid before 14:00
-5%
Part no. A1698301815
Mercedes A Class W169 Air Conditioning Pressure Pipe Hose Line A1698301815
Promo price
PLN 56.95
PLN 54.10
Delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. 6770430
BMW E60 E61 LCI Radiator Engine Return Hose Line 6770430
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
Part no. 8E0260707AT
Audi A4 B7 Air Conditioning Pipe Refrigerant Hose Line 8E0260707AT
PLN 113.95
Free delivery: Aug 13
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
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6958742
BMW X5 X6 Series E70 E71 Adapter Rear Compartment Air Duct 6958742
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. A2468300402
Air Conditioning Pipe Mercedes X157 W176 W246 A/C Coolant Hose Line A2468300402
Promo price
PLN 94.95
PLN 90.20
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 6922301
BMW X3 Series E83 Air Conditioning Coolant Aluminium Double Pipe Line 6922301
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 9250709
BMW F10 F11 N47N N47S1 Pressure Hose Assy Coolant Line Diesel 9250709
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 7810713
BMW F10 F20 F30 E90N Pressure Hose Assy 7810713
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
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
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 7521775
Radiator Vent Pipe BMW E60 E61 E63 E64 Petrol Engine Cooling Hose 7521775
Promo price
PLN 70.95
PLN 67.40
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9224863-2
MINI Cooper One R55 R56 R57 Pressure Hose Pipe Evaporator Air Condition A/C
Promo price
PLN 113.95
PLN 108.25
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 2751614
Mini Cooper One D R55 R56 W16 Radiator Engine Return Hose Line 2751614
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. BJ32-19E932-AA
Range Rover Evoque L538 Air Conditioning A/C Hose Pipe Line BJ32-19E932-AA
Promo price
PLN 42.95
PLN 40.80
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 9224859
Mini R55 R56 R57 A/C Air Con Compressor Condenser Coolant Hose Pipe 9224859
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. A2468303215
Mercedes W176 A/C Air Conditioning Refrigerant Pipe A2468303215
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 6976791
BMW 3 Series E90 E91 E92 335d M57N2 Evaporator Compressor Suction Pipe 6976791
Promo price
PLN 284.95
PLN 242.21
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 7545653
BMW E60 E61 E63 E64 Radiator Engine Return Hose Line 7545653
Promo price
PLN 46.95
PLN 39.91
Delivery: Aug 13
If paid before 14:00
-15%
Part no. A2468300102
Mercedes W176 W246 Air Conditioning A/C Pipe Hose Refrigerant Line A2468300102
Promo price
PLN 123.95
PLN 105.36
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. A2048309815
Mercedes W204 Air Conditioning Compressor Refrigerant Hose Line A/C A2048309815
Promo price
PLN 94.95
PLN 80.71
Free delivery: Aug 13
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
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. A2468303415
Air Conditioning Pipe Mercedes W176 W246 Refrigerant Hose Line A/C A2468303415
Promo price
PLN 94.95
PLN 90.20
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. 6832951
MINI Cooper One F55 F56 F57 F60 Pressure Hose Condenser Evaporator Pipe 6832951
Promo price
PLN 85.95
PLN 73.06
Free delivery: Aug 13 – 14
If paid before 14:00
-15%
Part no. 9224861
Mini Cooper One R55 R56 D Diesel Suction Pipe Evaporator Compressor 9224861
Promo price
PLN 75.95
PLN 64.56
Free delivery: Aug 13
If paid before 14:00
Part no. 5Q0820743E
Audi A3 8V VW Golf Mk7 Air Conditioning Hose A/C Pipe Line 5Q0820743E
PLN 151.95
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 6988883
BMW X5 X6 E70 E71 Diesel Suction Pipe Line Air Conditioning 6988883
Promo price
PLN 56.95
PLN 54.10
Delivery: Aug 13
If paid before 14:00
-15%
Part no. 6841355
BMW G20 G21 Air Conditioning Pipe A/C Coolant Hose Line 6841355
Promo price
PLN 113.95
PLN 96.86
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 6805433
Mini Cooper F55 F56 F57 Air Conditioning Suction Pipe Hose 6805433
Promo price
PLN 142.95
PLN 135.80
Free delivery: Aug 13
If paid before 14:00
-5%
Part no. 9120003
BMW F10 F11 Pressure Hose Pipe Lines Air Conditioning 9120003
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13 – 14
If paid before 14:00
-5%
Part no. 6987992
BMW E87 E90 E91 Diesel M47N2 Air Condition Con Pipe Hose Line 698799
Promo price
PLN 46.95
PLN 44.60
Delivery: Aug 13
If paid before 14:00
-5%
Part no. 6982866
Mini Cooper One R50 R52 R53 Pressure Hose Pipe Compressor Condenser 6982866
Promo price
PLN 94.95
PLN 90.20
Free delivery: Aug 13
If paid before 14:00
-15%
Part no. A2642009700
Mercedes W205 M264 Coolant Air Conditioning Pipe A/C Hose Line Tube A2642009700
Promo price
PLN 113.95
PLN 96.86
Free delivery: Aug 13
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.