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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Engine Coolant Bypass Hose

PART#: 20521
Gates

$7.81

In stock

Interchanges
BrandPart #
Dayco70459
Firestone51315006
Service King2004
Unocal 76504
Firestone51316770
Sears23103
Durkee-AtwoodMR742
Western AutoT8382
General Motors1241054
Goodyear63489
General Motors393508
DaycoA70459
General Motors1385977
Sears67964
General Motors1250907
CharterC0521
Toyota1626110941
Carquest20521
Service King2008
Thermoid6450-10002 / 645010002
Atlas (Canada)BP-489 / BP489
Canadian Tire14-1704-8 / 1417048
Goodyear3003
Western Auto77-8468-9 / 7784689
UltralastBP0521
1353954
FordD5TE 8K561 BA / D5TE8K561BA
Pro-1P20521
EptonMH235
Western Auto77-8382-2 / 7783822
Atlas642203
General Motors1239055
MotorcraftKM-815 / KM815
BF GoodrichMH235
Petro-Canada740 52 / 74052
TexacoCB2
MoparBH-894 / BH894
General Motors1394302
Mighty3003
Durkee-AtwoodBP742
Plumley283872
Sears1020
Montgomery Ward1020
General Motors1375147
BravoC0521
ConocoMH2
NAPA Belts/Hose7333
General Motors1351686
MotorcraftKM-7 / KM7
Trugrip2002
AutoparRH124
Plumley284077
Sears23111
UniroyalBP-3 / BP3
General Motors1249664
Sears50721
MoparBH-1006 / BH1006
Montgomery Ward361020
General Motors25512011
SunocoBP3
DaycoA70619
UltralastC0521
FordD5TZ 8548 A / D5TZ8548A
General Motors1385978
General Motors1358954
ACDelco14208S
Dayco70619
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1984BuickElectraLimited4.1V6GASW/S-Shaped Hose
1984BuickElectraPark Avenue4.1V6GASW/S-Shaped Hose
1984BuickLeSabreLimited3.8V6GASW/S-Shaped Hose
1984BuickLeSabreCustom3.8V6GASW/S-Shaped Hose
1984BuickLeSabreCustom4.1V6GASW/S-Shaped Hose
1984BuickLeSabreLimited4.1V6GASW/S-Shaped Hose
1984BuickRegalLimited3.8V6GASW/S-Shaped Hose
1984BuickRegalLimited4.1V6GASW/S-Shaped Hose
1984BuickRegalT-Type3.8V6GASW/S-Shaped Hose
1984BuickRegalBase4.1V6GASW/S-Shaped Hose
1984BuickRegalGrand National3.8V6GASW/S-Shaped Hose
1984BuickRegalBase3.8V6GASW/S-Shaped Hose
1984ChevroletCapriceClassic3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletEl CaminoBase3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletEl CaminoSS3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletEl CaminoConquista3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletImpalaBase3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletMonte CarloBase3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984ChevroletS10 BlazerSport2.0L4GAS
1984ChevroletS10 BlazerBase2.0L4GAS
1984ChevroletS10 BlazerTahoe2.0L4GAS
1984ChevroletS10Tahoe2.0L4GAS
1984ChevroletS10Base2.0L4GAS
1984ChevroletS10Durango2.0L4GAS
1984ChevroletS10Sport2.0L4GAS
1984GMCCaballeroAmarillo3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984GMCCaballeroBase3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984GMCCaballeroDiablo3.8V6GASW/S-Shaped Hose | Engine VIN: A;
1984GMCS15 JimmyGypsy2.0L4GAS
1984GMCS15 JimmyBase2.0L4GAS
1984GMCS15 JimmySierra Classic2.0L4GAS
1984GMCS15Base2.0L4GAS
1984GMCS15Sierra Classic2.0L4GAS
1984GMCS15High Sierra2.0L4GAS
1984OldsmobileCutlass CalaisBase3.8V6GASW/S-Shaped Hose; Canada
1984OldsmobileCutlass SupremeBase3.8V6GASW/S-Shaped Hose; Canada
1984OldsmobileCutlass SupremeBrougham3.8V6GASW/S-Shaped Hose; Canada
1984OldsmobileDelta 88Royale3.8V6GASW/S-Shaped Hose; Canada
1984OldsmobileDelta 88Royale Brougham3.8V6GASW/S-Shaped Hose; Canada
1984OldsmobileDelta 88Royale Brougham LS3.8V6GASW/S-Shaped Hose; Canada
1984PontiacBonnevilleBase3.8V6GASW/S-Shaped Hose
1984PontiacBonnevilleLE3.8V6GASW/S-Shaped Hose
1984PontiacBonnevilleBrougham3.8V6GASW/S-Shaped Hose
1984PontiacGrand PrixBase3.8V6GASW/S-Shaped Hose
1984PontiacGrand PrixBrougham3.8V6GASW/S-Shaped Hose
1984PontiacGrand PrixLE3.8V6GASW/S-Shaped Hose
1984PontiacParisienneBrougham3.8V6GASW/S-Shaped Hose
1984PontiacParisienneBase3.8V6GASW/S-Shaped Hose
1983BuickRivieraT-Type3.8V6GAS
1983ChevroletS10 BlazerTahoe2.0L4GAS
1983ChevroletS10 BlazerBase2.0L4GAS
1983ChevroletS10 BlazerSport2.0L4GAS
1983ChevroletS10Base2.0L4GAS
1983ChevroletS10Durango2.0L4GAS
1983ChevroletS10Sport2.0L4GAS
1983ChevroletS10Tahoe2.0L4GAS
1983GMCS15 JimmySierra Classic2.0L4GAS
1983GMCS15 JimmyGypsy2.0L4GAS
1983GMCS15 JimmyBase2.0L4GAS
1983GMCS15Gypsy2.0L4GAS
1983GMCS15High Sierra2.0L4GAS
1983GMCS15Sierra Classic2.0L4GAS
1983GMCS15Base2.0L4GAS
1982BuickLeSabreCustom3.8V6GAS
1982BuickLeSabreLimited3.8V6GAS
1982BuickLeSabreLimited Edition F/E3.8V6GAS
1982BuickRegalBase3.8V6GAS | Naturally Aspirated;
1982BuickRegalEstate Wagon3.8V6GAS | Naturally Aspirated;
1982BuickRegalLimited3.8V6GAS | Naturally Aspirated;
1982BuickRivieraT-Type3.8V6GAS
1982ChevroletCapriceClassic3.8V6GAS | Engine VIN: A;
1982ChevroletCapriceClassic Estate3.8V6GAS | Engine VIN: A;
1982ChevroletEl CaminoSS3.8V6GAS | Engine VIN: A;
1982ChevroletEl CaminoBase3.8V6GAS | Engine VIN: A;
1982ChevroletEl CaminoConquista3.8V6GAS | Engine VIN: A;
1982ChevroletImpalaBase3.8V6GAS | Engine VIN: A;
1982ChevroletImpalaEstate3.8V6GAS | Engine VIN: A;
1982ChevroletMalibuClassic3.8V6GAS | Engine VIN: A;
1982ChevroletMonte CarloBase3.8V6GAS | Engine VIN: A;
1982GMCCaballeroAmarillo3.8V6GAS | Engine VIN: A;
1982GMCCaballeroBase3.8V6GAS | Engine VIN: A;
1982GMCCaballeroDiablo3.8V6GAS | Engine VIN: A;
1982OldsmobileCutlass CalaisBase3.8V6GAS
1982OldsmobileCutlass CruiserBase3.8V6GAS
1982OldsmobileCutlass SupremeBase3.8V6GAS
1982OldsmobileCutlass SupremeBrougham3.8V6GAS
1982OldsmobileDelta 88Royale3.8V6GASCanada
1982OldsmobileDelta 88Royale Brougham3.8V6GASCanada
1982OldsmobileDelta 88Base3.8V6GASCanada
1982PontiacBonnevilleBrougham3.8V6GAS
1982PontiacBonnevilleBase3.8V6GAS
1982PontiacGrand PrixBase3.8V6GAS
1982PontiacGrand PrixBrougham3.8V6GAS
1982PontiacGrand PrixLJ3.8V6GAS
1981BuickCenturyEstate3.8V6GAS
1981BuickCenturyBase3.8V6GAS
1981BuickCenturySport3.8V6GAS
1981BuickCenturyLimited3.8V6GAS
1981BuickRegalBase3.8V6GAS | Naturally Aspirated;
1981BuickRegalLimited3.8V6GAS | Naturally Aspirated;
1981BuickRivieraBase3.8V6GAS
1981BuickRivieraT-Type3.8V6GAS
1981ChevroletCamaroBerlinetta3.8V6GAS | Engine VIN: A;
1981ChevroletCamaroSport3.8V6GAS | Engine VIN: A;
1981ChevroletEl CaminoBase3.8V6GAS | Engine VIN: A;
1981ChevroletEl CaminoSS3.8V6GAS | Engine VIN: A;
1981ChevroletEl CaminoConquista3.8V6GAS | Engine VIN: A;
1981ChevroletEl CaminoRoyal Knight3.8V6GAS | Engine VIN: A;
1981ChevroletMalibuBase3.8V6GAS | Engine VIN: A;
1981ChevroletMalibuClassic Landau3.8V6GAS | Engine VIN: A;
1981ChevroletMalibuClassic3.8V6GAS | Engine VIN: A;
1981ChevroletMonte CarloLandau3.8V6GAS | Engine VIN: A;
1981ChevroletMonte CarloBase3.8V6GAS | Engine VIN: A;
1981GMCCaballeroConquista3.8V6GAS | Engine VIN: A;
1981GMCCaballeroAmarillo3.8V6GAS | Engine VIN: A;
1981GMCCaballeroDiablo3.8V6GAS | Engine VIN: A;
1981GMCCaballeroBase3.8V6GAS | Engine VIN: A;
1981GMCCaballeroRoyal Knight3.8V6GAS | Engine VIN: A;
1981OldsmobileCutlassBrougham3.8V6GAS
1981OldsmobileCutlassLS3.8V6GAS
1981OldsmobileCutlass CalaisBase3.8V6GAS
1981OldsmobileCutlass CruiserBrougham3.8V6GAS
1981OldsmobileCutlass CruiserBase3.8V6GAS
1981OldsmobileCutlass SupremeBase3.8V6GAS
1981OldsmobileCutlass SupremeBrougham3.8V6GAS
1981OldsmobileCutlass SupremeLS3.8V6GAS
1981PontiacFirebirdFormula3.8V6GAS
1981PontiacFirebirdBase3.8V6GAS
1981PontiacFirebirdEsprit3.8V6GAS
1981PontiacGrand LeMansSafari3.8V6GAS | Engine VIN: A;
1981PontiacGrand LeMansBase3.8V6GAS | Engine VIN: A;
1981PontiacGrand PrixLJ3.8V6GAS
1981PontiacGrand PrixBase3.8V6GAS
1981PontiacGrand PrixBrougham3.8V6GAS
1981PontiacLeMansBase3.8V6GAS
1981PontiacLeMansSafari3.8V6GAS
1980BuickCenturySport3.8V6GAS
1980BuickCenturyBase3.8V6GAS
1980BuickCenturyLimited3.8V6GAS
1980BuickCenturyEstate3.8V6GAS
1980BuickElectraEstate Wagon5.7V8GAS | Engine VIN: X;
1980BuickElectraPark Avenue5.7V8GAS | Engine VIN: X;
1980BuickElectraLimited5.7V8GAS | Engine VIN: X;
1980BuickLeSabreBase5.7V8GAS | Engine VIN: X;
1980BuickLeSabreLimited3.8V6GAS
1980BuickLeSabreSport3.8V6GAS
1980BuickLeSabreLimited5.7V8GAS | Engine VIN: X;
1980BuickLeSabreBase3.8V6GAS
1980BuickEstate WagonBase5.7V8GAS | Engine VIN: X;
1980BuickRegalBase3.8V6GAS
1980BuickRegalLimited3.8V6GAS
1980BuickRegalSport3.8V6GAS
1980BuickRivieraBase3.8V6GAS
1980BuickRivieraS3.8V6GAS
1980BuickSkyhawkBase3.8V6GAS
1980BuickSkyhawkRoad Hawk3.8V6GAS
1980BuickSkyhawkDesigners' Accent Edition3.8V6GAS
1980BuickSkyhawkS3.8V6GAS
1980ChevroletCapriceClassic Landau3.8V6GAS | Engine VIN: A;
1980ChevroletCapriceClassic Sport3.8V6GAS | Engine VIN: A;
1980ChevroletCapriceClassic3.8V6GAS | Engine VIN: A;
1980ChevroletEl CaminoRoyal Knight3.8V6GAS | Engine VIN: A;
1980ChevroletEl CaminoSS3.8V6GAS | Engine VIN: A;
1980ChevroletEl CaminoBase3.8V6GAS | Engine VIN: A;
1980ChevroletImpalaSport3.8V6GAS | Engine VIN: A;
1980ChevroletImpalaBase3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuClassic Estate3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuSport3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuClassic3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuClassic Sport3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuBase3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuClassic Landau3.8V6GAS | Engine VIN: A;
1980ChevroletMalibuEstate3.8V6GAS | Engine VIN: A;
1980ChevroletMonte CarloSport3.8V6GAS | Engine VIN: 3;
1980ChevroletMonte CarloLandau3.8V6GAS | Engine VIN: 3;
1980ChevroletMonza2+2 Sport3.8V6GAS
1980ChevroletMonzaSpyder3.8V6GAS
1980ChevroletMonza2+2 Spyder3.8V6GAS
1980ChevroletMonza2+23.8V6GAS
1980ChevroletMonzaBase3.8V6GAS
1980GMCCaballeroDiablo3.8V6GAS | Engine VIN: A;
1980GMCCaballeroBase3.8V6GAS | Engine VIN: A;
1980GMCCaballeroLaredo3.8V6GAS | Engine VIN: A;
1980OldsmobileCutlassBase3.8V6GAS
1980OldsmobileCutlassLS3.8V6GAS
1980OldsmobileCutlassBrougham3.8V6GAS
1980OldsmobileCutlass SalonBrougham3.8V6GAS
1980OldsmobileCutlass SalonBase3.8V6GAS
1980OldsmobileCutlass CalaisBase3.8V6GAS
1980OldsmobileCutlass CruiserBase3.8V6GAS
1980OldsmobileCutlass CruiserBrougham3.8V6GAS
1980OldsmobileCutlass SupremeBrougham3.8V6GAS
1980OldsmobileCutlass SupremeBase3.8V6GAS
1980OldsmobileDelta 88Base3.8V6GAS
1980OldsmobileDelta 88Royale3.8V6GAS
1980OldsmobileDelta 88Royale Brougham3.8V6GAS
1980OldsmobileDelta 88Holiday3.8V6GAS
1980OldsmobileStarfireFirenza3.8V6GAS
1980OldsmobileStarfireBase3.8V6GAS
1980OldsmobileStarfireSX3.8V6GAS
1980OldsmobileStarfireGT3.8V6GAS
1980PontiacBonnevilleSafari5.7V8GAS | Engine VIN: X;
1980PontiacBonnevilleBrougham5.7V8GAS | Engine VIN: X;
1980PontiacBonnevilleBase3.8V6GAS
1980PontiacCatalinaSafari5.7V8GAS | Engine VIN: X;
1980PontiacCatalinaBase3.8V6GAS
1980PontiacFirebirdEsprit3.8V6GAS
1980PontiacFirebirdBase3.8V6GAS
1980PontiacGrand LeMansSafari3.8V6GAS | Engine VIN: A;
1980PontiacGrand LeMansBase3.8V6GAS | Engine VIN: A;
1980PontiacGrand PrixLJ3.8V6GAS
1980PontiacGrand PrixBase3.8V6GAS
1980PontiacLeMansSafari3.8V6GAS | Engine VIN: A;
1980PontiacLeMansBase3.8V6GAS | Engine VIN: A;
1980PontiacSunbirdBase3.8V6GAS
1979BuickCenturyCustom3.8V6GAS
1979BuickCenturySpecial3.8V6GAS
1979BuickCenturyLimited3.2V6GAS
1979BuickCenturySport3.2V6GAS
1979BuickCenturyLimited3.8V6GAS
1979BuickCenturyCustom3.8V6GAS
1979BuickCenturyCustom3.2V6GAS
1979BuickCenturySport3.8V6GAS
1979BuickCenturySport3.8V6GAS
1979BuickCenturyLimited3.8V6GAS
1979BuickCenturySpecial3.2V6GAS
1979BuickCenturySpecial3.8V6GAS
1979BuickElectra2255.7V8GAS | Engine VIN: X;
1979BuickElectraLimited5.7V8GAS | Engine VIN: X;
1979BuickElectraPark Avenue5.7V8GAS | Engine VIN: X;
1979BuickEstate WagonBase5.7V8GAS | Engine VIN: X;
1979BuickLeSabreLimited3.8V6GAS
1979BuickLeSabreLimited5.7V8GAS | Engine VIN: X;
1979BuickLeSabreBase3.8V6GAS
1979BuickLeSabreBase5.7V8GAS | Engine VIN: X;
1979BuickLeSabreSport3.8V6GAS
1979BuickRegalBase3.8V6GAS
1979BuickRegalBase3.8V6GAS
1979BuickRegalSport3.8V6GAS
1979BuickRegalLimited3.8V6GAS
1979BuickRegalLimited3.8V6GAS
1979BuickRegalBase3.2V6GAS
1979BuickRegalLimited3.2V6GAS
1979BuickRivieraS3.8V6GAS
1979BuickSkyhawkS3.8V6GAS
1979BuickSkyhawkBase3.8V6GAS
1979BuickSkyhawkRoad Hawk3.8V6GAS
1979BuickSkylarkBase3.8V6GAS
1979BuickSkylarkCustom3.8V6GAS
1979BuickSkylarkS3.8V6GAS
Product info

The Gates Radiator Coolant Hose (part number 20521) is a reliable and high-quality replacement for your Buick, Chevrolet, GMC, or Jeep. It is designed to keep your vehicle’s engine running smoothly and efficiently by delivering coolant from the radiator to the engine.

This hose is made of durable materials that can withstand high temperatures and pressure, ensuring long-lasting performance. Its advanced construction also resists splitting, cracking, and leaking, making it an excellent choice for those looking for a reliable and cost-effective solution.

The Gates Radiator Coolant Hose is also easy to install, saving you time and money. Its precision design guarantees a perfect fit, ensuring hassle-free installation, and reducing the risk of damage or leaks.

With this hose, you can be confident that your engine is receiving the proper coolant flow, which helps prevent overheating and potential engine damage. Plus, it is an affordable and practical solution for those looking to maintain their vehicle’s performance and reliability.

In summary, the Gates Radiator Coolant Hose is a top-quality replacement part that offers exceptional performance, long-lasting durability, and hassle-free installation. It is an ideal solution for those looking to keep their vehicle running smoothly without breaking the bank.

About Gates

Gates has built a reputation for making high-quality parts that make sure your car runs at its best and most efficiently. Gates belts, a well-known product group, are necessary for many engine parts to work at their best. If you need serpentine belts or V-belts, you can count on Gates to keep your car in great shape.

There are many different kinds of Gates car parts at Newparts.com. The Gates timing belt stands out as one of the best. Timing belts are very important because they coordinate the turning of the crankshaft and camshaft. This makes sure that your engine's valves open and close at the right times. A good Gates timing belt is necessary to keep the engine from getting damaged and to make sure it works well for a long time. When you choose a timing belt for your car, you can trust Gates' technical skills and unwavering commitment to quality.

At Newparts.com, we know how important it is to give our customers both the best brands and the best prices on parts. Because of this, we offer Gates parts at lower prices so that you can keep up with your car's care without spending too much. Our huge selection of products ensures that you will find exactly what you need, whether it's Gates belts, timing belts, or any other Gates automotive parts.

In addition to having low prices, we're very proud of how quickly we can ship your order. If you buy Gates parts from Newparts.com, you can expect them to arrive quickly. This means that your car will spend less time in the shop and more time on the road. Our hardworking staff works nonstop to process and ship your orders quickly and efficiently, so you can focus on what's most important.

If you buy Gates auto parts from Newparts.com, you can be sure that you will get high-quality, reliable goods that won't break the bank. Check out our products right now and see what a difference high-quality parts and great customer service can make. Anytime you need Gates belts, a Gates timing belt, or any other parts from this trustworthy company, Newparts.com is the best place to shop online for all your car needs. You may also place your order over the phone by calling us at 855-505-2886 and our customer service team will assist you and answer any questions you may have.

Specifications
Branch Quantity0
Centerline Length122
Centerline Length4.8
Contains SpringNo
End 1 Inside Diameter.61
End 1 Inside Diameter15
End 2 Inside Diameter.61
End 2 Inside Diameter15
MaterialEPDM
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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