1978 Mazda RX-3 Radiator Hoses

Keep Your 1978 Mazda RX-3 in Top Shape with a Quality Radiator Hose

When it comes to maintaining or upgrading your 1978 Mazda RX-3, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Radiator Hose for your RX-3. We currently carry a top Radiator Hose in stock that is built to last. Whether you’re replacing a damaged Radiator Hose or looking to upgrade, our selection for the 1978 Mazda RX-3 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Oil Cooler Hoses and Serpentine and V Belts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1978 Mazda RX-3 running smoothly and looking great.

Find Your Specific 1978 Mazda RX-3 Radiator Hoses

Looking for the perfect Radiator Hose for your 1978 Mazda RX-3? You’re in the right place. Below, you’ll find a Radiator Hose from a trusted manufacturer that is a perfect fit for your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Radiator Hoses, ensuring durability and a precise fit for your Mazda RX-3. Whether you’re driving a 1978 model or another popular model year like 1972, 1973, 1974, 1976, and 1977, we’ve got you covered. Purchasing Radiator Hoses from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Radiator Hoses that fit your vehicle.

Most Popular By-Pass Hose for 1978 Mazda RX-3s

Enhance your 1978 Mazda RX-3 with this popular By-Pass Hose we have in stock, for $1.99.
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Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot)

from

$1.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • CAUTION: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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FAQs for 1978 Mazda RX-3 Radiator Hoses

What’s the price range for 1978 Mazda RX-3 Radiator Hoses?

We currently have just one Radiator Hoses for the 1978 Mazda RX-3 in stock: Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) and it costs $1.99.

Does Advance Auto Parts sell Radiator Hoses for other Mazda RX-3 model years?

Yes, we carry Radiator Hoses for 4 model years of Mazda RX-3s between 1972 and 1977. The following model years are the most popular for Radiator Hose purchases: 1977, 1976, 1974, 1973, and 1972.

Does Advance Auto Parts sell Radiator Hoses for any other 1978 Mazda models?

Yes. We stock Radiator Hoses for 3 other popular 1978 Mazda models. Some of the most popular are 1978 GLC Radiator Hoses, 1978 Cosmo Radiator Hoses, 1978 RX-4 Radiator Hoses, and 1978 B1800 Radiator Hoses.

What types of Radiator Hoses do you sell for my 1978 Mazda RX-3?

We currently have just 1 Radiator Hose in stock for a 1978 Mazda RX-3, and as of 11/2/25, it is a By-Pass Hose.

Can I get help with 1978 Mazda RX-3 Radiator Hose orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mazda Radiator Hoses and more.

What is your return policy for Mazda RX-3 Radiator Hoses?

Advance Auto Parts keeps returns simple. For new Mazda RX-3 Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.