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Mazda RX-3 Heater Hose

You enjoy taking care of your RX-3.

You bought your RX-3 because its fuel efficiency and economical pricing appealed to your senses; so why would you be okay with anything but the best when it comes to great quality auto parts? The vehicle in your driveway is head and shoulders above the rest compared to all the other cars, trucks, and SUVs these days. When your Mazda RX-3 left the factory, it was destined for a driver who values long-lasting quality in their automobile. It's not every day that you realize that you have to buy a replacement Heater Hose to repair your car or truck.

What Heater Hose does for your vehicle.

The need to heat the interiors our vehicles came before our ability to cool them. The engine of your Mazda RX-3 circulates liquid coolant throughout the block to absorb heat, and sends this liquid to the heater core (a small radiator) through a heater supply hose when you want to warm your vehicle's cabin. Mazda RX-3 heater hoses assist the vehicle's primary cooling system by providing another route for the cooling liquid to follow so that it could dissipate heat. The return heater hose will usually drop the coolant back into the water pump or a by-pass housing in your engine so it can go back to the radiator.

There's no better place for all the top brands.

Select Your YearAt Car Parts Discount, we have live customer service members here with enough expertise to help you buy the correct Mazda RX-3 part for your needs. Bring your RX-3 back to life with the highest quality replacement parts from the experts at Car Parts Discount. Trust in the value of the parts you get from carpartsdiscount.com and save time and money on all your upcoming repairs. Need 1978, 1977, 1976, 1975, 1974, 1973, 1972 Mazda RX-3 Heater Hose parts? We've got them right here.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Mazda RX-3 Pre Heat Hose, OEM: DH3SMP
1972-1978 Mazda RX-3 SMP Pre Heat Hose DH3
4.65, Save 39%   NEW ITEM
OEM: DH3, Item: 1087491
  In Stock, Usually ships within 1 business day
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Mazda RX-3 Pre Heat Hose, OEM: DH2SMP
1972-1978 Mazda RX-3 SMP Pre Heat Hose DH2
4.95, Save 40%   NEW ITEM
OEM: DH2, Item: 1087490
  In Stock, Usually ships within 1 business day
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Mazda RX-3 Pre Heat Hose, OEM: DH1SMP
1972-1978 Mazda RX-3 SMP Pre Heat Hose DH1
6.55, Save 40%   NEW ITEM
OEM: DH1, Item: 1087489
  In Stock, Usually ships within 1 business day
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Mazda RX-3 Pre Heat Hose, OEM: 219-433/219433ACDelco
1972-1978 Mazda RX-3 ACDelco Pre Heat Hose 219-433
15.25, Save 39%   UPDATEDPOPULAR
OEM: 219-433, Item: 693860
  Only 3 left In Stock, Usually ships within 1 business day
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Mazda RX-3 Pre Heat Hose, OEM: DH6SMP
1972-1978 Mazda RX-3 SMP Pre Heat Hose DH6
30.65, Save 39%   NEW ITEM
OEM: DH6, Item: 649925
  Only 2 left In Stock, Usually ships within 1 business day
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Mazda RX-3 HVAC Heater Hose, OEM: 28411Gates
1972, 1976-1978 Mazda RX-3 Gates HVAC Heater Hose 28411
33.75, Save 39%   POPULAR
OEM: 28411, Item: 138884
Package Quantity: 50
  In Stock, Usually ships within 1 business day

Economically priced heater hose - yet affords long service life. Good resistance to high temps and non-oil based coolant additives. Moderate resistance to oil and grease contamination. Similar to SAE 20R3 Class D-2. Tested by Gates to assure reliability. CAUTION: Do not use for fuel or oil transfer applications

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Vehicle Install Locations: Heater, Heater To Valve

Mazda RX-3 HVAC Heater Hose, OEM: 30124ACDelco
1972, 1976-1978 Mazda RX-3 ACDelco HVAC Heater Hose 30124
48.25, Save 39%  
OEM: 30124, Item: 895732
  Only 6 left In Stock, Usually ships within 1 business day
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Vehicle Install Locations: Heater, Heater To Valve