How to replace a radiator hose in a cooling system on Mazda B2000?

To remove the hose, initially empty the current antifreeze and the engine coolant by opening the radiator and the radiator drain petcock or disconnect the bottom radiator hose at the radiator drain so that pets cannot drink the coolant of the fresh toxic ethylene glycol. Penetrating lubricant should be applied to the radiator petcock then opened. The second step is to loosen the clamps on both ends of the hose to be removed and pull away the hose off the connections. Clamp the ends of the new hose and insert the hose on the connections and screw the clamps, and make sure that they are pushed over any beads on the connections. Lastly, replenish the cooling system coolant, start the engine and inspect the hose fittings of any leakages.

How should upper and lower radiator hoses, along with heater hoses, be inspected and replaced on Mazda B2200?

The radiator hoses, upper and lower, and heater hoses should be examined, at least every 15,000 miles (24,000 km) and also during the initial spring and first day of fall or winter during other routine maintenance operations. The hoses can be physically checked and the weakened ones found which may cause a breakdown unless fixed. Before checking to see whether there are cracks, rot, or collapse in the engine or cooling system make sure that the engine and cooling systems are cold and the hoses are changed when there is evidence of weakness or swelling. Removing a hose requires removing the radiator pressure cap first and doing so without risking to be hit by hot coolant or steam, preferably when the engine has cooled. Place a clean container beneath the radiator of the engine drain, uncover the drain, and leave the cooling system to empty to an adequate level, taking care that pets can be tempted by drained coolant, which is poisonous. Loose hose clamp on both ends of the hose that requires change, twist, pull and slide the hose off the connection of the fitting and ensure not to inadvertently break the connection. In case the hose becomes stuck, use a razor blade to cut a shallow slice of the hose without damaging the connection. Wipe the connections of the mounting and check the replacement of the clamps. To be installed, dipping the ends of the new hose in clean coolant, sliding the clamps over the ends, and installing the ends of the hose on the connections is required. Position the clamps at least 14 inches (6.35mm) away on the other end and ensure that the clamps are not within the raised bead of the connector. Close radiator or engine drains and replace the coolant emptied into the cooling system with the emptied coolant or an appropriate blend of ethylene glycol and water. Provided there is a pressure tester, then check to ensure there are no leaks, but otherwise, start the engine until it has reached normal operating temperature, and then check the fittings and connections around the engine and other moving components with extreme caution around hot or moving objects.

Genuine Mazda Radiator Hose

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397 Radiator Hoses found

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Mazda Vent Hose Part Number: PE01-15-384
$3.53 MSRP: $4.71
You Save: $1.18 (26%)
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Product Specifications
- Other Name: Hose, Sub Tank; Vent Hose
Fits the following Mazda Models:
- 3 | 2014-2018 | Grand Touring, i Grand Touring, I Sport, i SV, I Touring, s Grand Touring, s Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- 6 | 2014-2021 | Grand Touring, Sport, Touring | 4 Cyl 2.5 L GAS
- CX-5 | 2013-2024 | 2.5 S, 2.5 S Carbon Edition, Carbon Edition, Grand Select, Grand Touring, Signature, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.2 L DIESEL, 4 Cyl 2.5 L GAS
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Mazda Coolant Hose Part Number: SH01-15-384A
$4.01 MSRP: $5.35
You Save: $1.34 (26%)
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Product Specifications
- Other Name: Hose, Sub Tank; Coolant Hose
Fits the following Mazda Models:
- CX-5 | 2019 | Signature | 4 Cyl 2.2 L DIESEL
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Mazda Tube Part Number: PAF1-15-383
$4.45 MSRP: $5.94
You Save: $1.49 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Sub Tank; Reservoir Hose, Tube, Vent Hose
Fits the following Mazda Models:
- 3 | 2019-2024 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Preferred, Premium, Select, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- CX-30 | 2020-2023 | 2.5 S, 2.5 S Carbon Edition, 2.5 Turbo, Base, Preferred, Premium, Select | 4 Cyl 2.5 L GAS
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Mazda Inlet Tube Part Number: PX8F-15-384
$4.46 MSRP: $5.95
You Save: $1.49 (26%)
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Product Specifications
- Other Name: Hose, Sub Tank; Inlet Tube
Fits the following Mazda Models:
- CX-50 | 2023-2024 | 2.5 Turbo | 4 Cyl 2.5 L GAS
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Mazda Tube Part Number: PE01-15-383
$4.80 MSRP: $6.40
You Save: $1.60 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Sub Tank; Hose, Tube
Fits the following Mazda Models:
- 3 | 2014-2018 | Grand Touring, i Grand Touring, I Sport, i SV, I Touring, s Grand Touring, s Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- 6 | 2014-2021 | Grand Touring, Sport, Touring | 4 Cyl 2.5 L GAS
- CX-5 | 2013-2024 | 2.5 S, 2.5 S Carbon Edition, Carbon Edition, Grand Select, Grand Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda By-Pass Hose Part Number: FS01-15-288A
$4.91 MSRP: $6.56
You Save: $1.65 (26%)
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Product Specifications
- Other Name: Hose, By-Pass
- Replaces: FS01-15-288
Fits the following Mazda Models:
- 626 | 1993-1999 | DX, ES, LX | 4 Cyl 2.0 L GAS
- MX-6 | 1993-1997 | Base | 4 Cyl 2.0 L GAS
- Protege | 1999-2003 | DX, ES, LX, Mazdaspeed, MP3 | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- Protege5 | 2002-2003 | Base | 4 Cyl 2.0 L GAS
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Mazda Reservoir Hose Part Number: PX4J-15-384
$5.56 MSRP: $7.41
You Save: $1.85 (25%)
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Product Specifications
- Other Name: Hose, Sub Tank; Overflow Hose, Reservoir Hose
Fits the following Mazda Models:
- 3 | 2021-2024 | 2.5 Carbon Turbo, 2.5 Turbo, 2.5 Turbo Premium Plus | 4 Cyl 2.5 L GAS
- CX-30 | 2021-2023 | 2.5 Turbo | 4 Cyl 2.5 L GAS
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Mazda Hose Part Number: PYG6-15-383
$5.64 MSRP: $7.52
You Save: $1.88 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Sub Tank; Hose
Fits the following Mazda Models:
- 6 | 2018-2021 | Carbon Edition, Grand Touring, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
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Mazda Overflow Hose Part Number: PYG6-15-384
$5.64 MSRP: $7.52
You Save: $1.88 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Sub Tank; Overflow Hose
Fits the following Mazda Models:
- 6 | 2018-2021 | Carbon Edition, Grand Touring, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
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Mazda Reservoir Hose Part Number: SH01-15-383
$5.38 MSRP: $7.17
You Save: $1.79 (25%)
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Product Specifications
- Other Name: Hose, Tank; Reservoir Hose
Fits the following Mazda Models:
- CX-5 | 2019 | Signature | 4 Cyl 2.2 L DIESEL
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Mazda Overflow Hose Part Number: PX35-15-384
$7.90 MSRP: $10.54
You Save: $2.64 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Sub Tank; Overflow Hose
Fits the following Mazda Models:
- CX-5 | 2019-2024 | 2.5 Turbo, 2.5 Turbo Signature, Carbon Edition Turbo, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
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Mazda Overflow Hose Part Number: PY8V-15-383
$8.30 MSRP: $11.07
You Save: $2.77 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Sub Tank
Fits the following Mazda Models:
- CX-9 | 2016-2023 | Carbon Edition, Grand Touring, Signature, Sport, Touring, Touring Plus | 4 Cyl 2.5 L GAS
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Mazda Reservoir Hose Part Number: PX35-15-383
$8.54 MSRP: $11.39
You Save: $2.85 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Sub Tank; Reservoir Hose
Fits the following Mazda Models:
- CX-5 | 2019-2024 | 2.5 Turbo, 2.5 Turbo Signature, Carbon Edition Turbo, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
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Mazda Reservoir Hose Part Number: PYG6-15-381
$8.66 MSRP: $11.56
You Save: $2.90 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Sub Tank; Reservoir Hose
Fits the following Mazda Models:
- 6 | 2018-2021 | Carbon Edition, Grand Touring, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
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Mazda By-Pass Hose Part Number: PX4J-15-260
$9.35 MSRP: $12.46
You Save: $3.11 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Bypass; By-Pass Hose
Fits the following Mazda Models:
- CX-50 | 2023-2024 | 2.5 Turbo | 4 Cyl 2.5 L GAS
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Mazda Connector Hose Part Number: L33X-13-536A
$11.21 MSRP: $14.95
You Save: $3.74 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Water-Turbocharger
Fits the following Mazda Models:
- 3 | 2007-2009 | Mazdaspeed | 4 Cyl 2.3 L GAS
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Mazda Connector Hose Part Number: PX4L-15-72Y
$11.24 MSRP: $14.99
You Save: $3.75 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Water; By-Pass Hose, Connector Hose
Fits the following Mazda Models:
- 3 | 2019-2024 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Preferred, Premium, Select, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- CX-30 | 2021-2023 | 2.5 Turbo | 4 Cyl 2.5 L GAS
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Mazda Lower Hose Part Number: AJ03-15-185G
$10.34 MSRP: $13.79
You Save: $3.45 (26%)
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Product Specifications
- Other Name: Hose, Lower Water
- Position: Lower
- Replaces: AJ03-15-185C, AJ03-15-185E, AJ03-15-185F, AJ03-15-185, AJ03-15-185D, AJ03-15-185A, AJ03-15-185B
Fits the following Mazda Models:
- Tribute | 2001-2006 | DX, ES, LX, S | 6 Cyl 3.0 L GAS
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Mazda Water Pipe Part Number: L3K9-15-536
$11.90 MSRP: $15.86
You Save: $3.96 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Water; Connector Hose
Fits the following Mazda Models:
- 3 | 2007-2013 | Mazdaspeed | 4 Cyl 2.3 L GAS
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Mazda By-Pass Hose Part Number: PY8W-15-260B
$12.41 MSRP: $16.55
You Save: $4.14 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Bypass
Fits the following Mazda Models:
- 6 | 2018-2021 | Carbon Edition, Grand Touring, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
- CX-5 | 2019-2024 | 2.5 Turbo, 2.5 Turbo Signature, Carbon Edition Turbo, Grand Touring Reserve, Signature | 4 Cyl 2.5 L GAS
- CX-9 | 2016-2023 | Carbon Edition, Grand Touring, Signature, Sport, Touring, Touring Plus | 4 Cyl 2.5 L GAS
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1-20 of 397 Results

Mazda Radiator Hose

Mazda Radiator Hose is designed to keep engine temperatures consistent with every drive smooth and carefree. Mazda started building vehicles in 1931 and was famous for the rotary engine in the 1960s, eventually rolling out fuel-saving Skyactiv motors that are part power and part thrift. Today Mazda combines the Kodo Soul of Motion styling with i-Activsense safety tech such as radar cruise, and the company is looking at electric drives and mild hybrids while testing i-Activ AWD grip on rough roads to retain the lively handling drivers love. This combination of sharp looks, smart features, and fun-to-drive spirit places Mazda in a unique spot where efficiency meets excitement. While the cars do their bit on the road, this hose works silently under the hood. A Mazda Radiator Hose is a flexible tube that transports coolant between the engine block and the radiator in a loop that carries heat away before it damages vital parts. Every model has an upper hose that deals with hotter flow and a lower hose that is exposed to the pump suction, each one being reinforced but flexible enough to bend with the movement of the engine without cracking. Quick inspection of the Radiator Hose helps prevent leaks that can lead to overheating, which in turn keeps the cabin warm in winter and performs on steep summer climbs across the entire Mazda lineup.

You'll get great performance and real durability when you pick genuine OEM Radiator Hose. Mazda builds these using high-quality materials and official factory methods to ensure they hold up mile after mile. You deserve that Mazda reliability without the headache of cheap knockoffs. It is easy to find exactly what you need in our huge inventory of genuine parts. Plus, every OEM part carries a real manufacturer's warranty for your peace of mind. You will love our low prices too. Order today and we will ship your brand-new parts fast. They often reach your door in just a few days.

Mazda Radiator Hose Parts and Q&A

Upper Hose
HE01-15-186
Q: How to replace a radiator hose in a cooling system on Mazda B2000?
A:
To remove the hose, initially empty the current antifreeze and the engine coolant by opening the radiator and the radiator drain petcock or disconnect the bottom radiator hose at the radiator drain so that pets cannot drink the coolant of the fresh toxic ethylene glycol. Penetrating lubricant should be applied to the radiator petcock then opened. The second step is to loosen the clamps on both ends of the hose to be removed and pull away the hose off the connections. Clamp the ends of the new hose and insert the hose on the connections and screw the clamps, and make sure that they are pushed over any beads on the connections. Lastly, replenish the cooling system coolant, start the engine and inspect the hose fittings of any leakages.
By-Pass Hose
FE65-15-284B
Q: How should upper and lower radiator hoses, along with heater hoses, be inspected and replaced on Mazda B2200?
A:
The radiator hoses, upper and lower, and heater hoses should be examined, at least every 15,000 miles (24,000 km) and also during the initial spring and first day of fall or winter during other routine maintenance operations. The hoses can be physically checked and the weakened ones found which may cause a breakdown unless fixed. Before checking to see whether there are cracks, rot, or collapse in the engine or cooling system make sure that the engine and cooling systems are cold and the hoses are changed when there is evidence of weakness or swelling. Removing a hose requires removing the radiator pressure cap first and doing so without risking to be hit by hot coolant or steam, preferably when the engine has cooled. Place a clean container beneath the radiator of the engine drain, uncover the drain, and leave the cooling system to empty to an adequate level, taking care that pets can be tempted by drained coolant, which is poisonous. Loose hose clamp on both ends of the hose that requires change, twist, pull and slide the hose off the connection of the fitting and ensure not to inadvertently break the connection. In case the hose becomes stuck, use a razor blade to cut a shallow slice of the hose without damaging the connection. Wipe the connections of the mounting and check the replacement of the clamps. To be installed, dipping the ends of the new hose in clean coolant, sliding the clamps over the ends, and installing the ends of the hose on the connections is required. Position the clamps at least 14 inches (6.35mm) away on the other end and ensure that the clamps are not within the raised bead of the connector. Close radiator or engine drains and replace the coolant emptied into the cooling system with the emptied coolant or an appropriate blend of ethylene glycol and water. Provided there is a pressure tester, then check to ensure there are no leaks, but otherwise, start the engine until it has reached normal operating temperature, and then check the fittings and connections around the engine and other moving components with extreme caution around hot or moving objects.