{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle

Buick Regal Heater Hoses

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 141 results
Display item:
15
30
45
Sort by:
23479341 GM Original Equipment Series Heater Hose - Rubber, Direct Fit, Sold individually
Part Number: AC23479341
Vehicle Info Required to Guarantee Fit
$57.49
Product Details
Location : Heater OutletMaterial : RubberLength : 18.6 in.Product Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE Replacement
24161 Gates OE Replacement Heater Hose - Black, Rubber, Branched, Direct Fit, Sold individually
Part Number: GAT24161
Vehicle Info Required to Guarantee Fit
$80.99
Product Details
Notes : 0.75 in. ID 3; Female Quick Connector; Modular HoseMaterial : RubberColor Finish : BlackHose End A Diameter : 0.75 in.Hose End B Diameter : 0.61 in.Length : 22 in.Product Fit : Direct FitReplaces OE Number : 22875326, 23108539, 23474302, 23479341Warranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementSeries : Gates OE ReplacementType : Branched
22774L Professional Series Heater Hose - Direct Fit, Sold individually
Part Number: AC22774L
Vehicle Info Required to Guarantee Fit
$121.49
Product Details
Location : Lower, Heater - Lower To Tee, Heater (lower)Notes : Molded hoseProduct Fit : Direct FitWarranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional Series
86099 Dayco Small I.D. Molded Series Heater Hose - Direct Fit, Sold individually
Part Number: DY86099
Vehicle Info Required to Guarantee Fit
$24.49
Product Details
Length : 9 in.Product Fit : Direct FitQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Dayco Small I.D. Molded Series
23428275 GM Original Equipment Series Heater Hose - Rubber, Direct Fit, Sold individually
Part Number: AC23428275
Vehicle Info Required to Guarantee Fit
$38.99
Product Details
Material : RubberLength : 23.04 in.Product Fit : Direct FitWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE Replacement
24160 Gates OE Replacement Heater Hose - Rubber, Direct Fit, Sold individually
Part Number: GAT24160
Vehicle Info Required to Guarantee Fit
$61.49
Product Details
Location : Heater InletNotes : Female Quick Connector; Modular HoseMaterial : RubberHose End A Diameter : 0.78 in.Length : 23.75 in.Product Fit : Direct FitWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Gates OE ReplacementRecommended Use : OE Replacement
28409 Heater Hose - Direct Fit, Sold individually
Part Number: GAT28409
Vehicle Info Required to Guarantee Fit
$63.49
Product Details
Location : Upper, Radiator To Reservoir, Radiator To Engine, Tee-2 To Reservoir, Radiator To Radiator Filler Neck, Throttle Body Inlet, Upper - Reservoir To Radiator, Tee-2 To Reservoir (upper), Passenger Side, Radiator To Reservoir (upper), Inverter Cooling Hose-6, Reservoir To Radiator, Carburetor To Intake Manifold, Pipe To Engine, Reservoir To Engine, Reservoir To Pipe, Heater Outlet, Radiator To Tee, Reservoir (lower), Reservoir Inlet, Tee To Pipe-2, Throttle Body To Pipe, Driver Or Passenger Side, Reservoir To Connector, Front Or Rear, Pipe To Thermostat, Throttle Body To Intake Manifold, Radiator To Reservoir; Reservoir To EngineLength : 600 in.Product Fit : Direct FitWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

30121 Professional Series Heater Hose - Trim to fit, Sold individually
Part Number: AC30121
Vehicle Info Required to Guarantee Fit
$43.49
Product Details
Location : Throttle Body To Crossover Or Throttle Body To Pipe, Throttle Body To Pipe Or Throttle Body To Crossover, Throttle Body To Crossover; Throttle Body To Front Pipe, Upper, Throttle Body To Housing Or Throttle Body To Pipe, Throttle Body To Crossover, Throttle Body To Front Pipe, Reservoir To, Upper Radiator Hose, Throttle Body To Pipe-2, Radiator To Reservoir, Throttle Body To Pipe, Throttle Body Outlet, Reservoir (upper), Throttle Body To Crossover, Throttle Body To Pipe, Pipe Assembly To Water Housing, Lower, Throttle Body To Front Pipe, Throttle Body To Pipe Or Throttle Body To Housing, Reservoir To Upper Radiator Hose; Throttle Body To Pipe-2, Throttle Body Inlet Or Outlet, Passenger Side, Pipe To Thermostat, Throttle Body To Crossover; Throttle Body To Pipe, Reservoir To RadiatorNotes : Straight hose; Protective sleeve requiredProduct Fit : Trim to fitWarranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional Series
65004 Heater Hose - Rubber, Direct Fit, Sold individually
Part Number: CTT65004
Vehicle Info Required to Guarantee Fit
$76.99
Product Details
Location : Cut To Fit, Driver SideNotes : 0.63 in. End 2 Hose ID; 0.63 in. Hose 1 IDMaterial : RubberLength : 600 in.Product Fit : Direct FitWarranty : 5 Year Continental Limited WarrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsRecommended Use : OE Replacement
18020 Heater Hose - Black, Rubber, Direct Fit, Sold individually
Part Number: GAT18020
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Location : Engine To Pipe-5, Pipe To Engine, Driver Or Passenger Side, Throttle Body To InjectorMaterial : RubberColor Finish : BlackLength : 9.6 in.Product Fit : Direct FitWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

80406 Dayco 90 Degree Molded Series Heater Hose - Black, Direct Fit, Sold individually
Part Number: DY80406
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Color Finish : BlackHose End A Diameter : 0.63 in.Hose End B Diameter : 0.63 in.Length : 48 in.Product Fit : Direct FitQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Dayco 90 Degree Molded Series
26346X Professional Series Heater Hose - Trim to fit, Sold individually
Part Number: AC26346X
Vehicle Info Required to Guarantee Fit
$31.49
Product Details
Location : UpperNotes : Molded hoseProduct Fit : Trim to fitReplaces OE Number : 88909043Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional Series
14004S Professional Series Heater Hose - Discharge and suction, Trim to fit, Sold individually
Part Number: AC14004S
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Location : Heater To Pipe-1Notes : Molded hoseProduct Fit : Trim to fitReplaces OE Number : 88907005Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesType : Discharge and suction
80416 Dayco 90 Degree Molded Series Heater Hose - Direct Fit, Sold individually
Part Number: DY80416
Vehicle Info Required to Guarantee Fit
$16.49
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Dayco 90 Degree Molded Series
80405 Dayco 90 Degree Molded Series Heater Hose - Direct Fit, Sold individually
Part Number: DY80405
Vehicle Info Required to Guarantee Fit
$19.49
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Dayco 90 Degree Molded Series
Page 1 of 10 | Showing 1 - 15 of 141 results

Top Rated Products

great fit exactly
Daniel S.
VERIFIED PURCHASER

Product Questions & Answers

Q:What is the inside diameter?
George M.
A:BEST ANSWERHi George, I'm glad to help you out. It is 5/8 inches. Use the link below to order the part while it's on sale. I hope this helps. Happy shopping. https://www.carparts.com/heater-hose/dayco/dy80405?can=cpab2020 Show less
Andrew B.
 
2 Questions, 1 AnswerView all Q&As >

Helpful Automotive Resources

Heating System Parts
Heating System PartsOur Top Picks Replacement REPC503005 Heater Core 4-Seasons 98466 Heater Core GPD 8231379 Heater Core – Front, Aluminum Core One Stop Solutions 98010 Heater Core AC Delco 15-63728 GM Original Equipment Series Heater Core Blower Motor
Main Components of Your Cooling System
Main Components of Your Cooling System3. FREEZE PLUGS: Is actually a steel plug designed to seal holes in the engine block and cylinder head(s) created from the casting process. In freezing weather they may push out if there is not enough anti-freeze protection.
Heater Hose Replacement Tips To Consider
Heater Hose Replacement Tips To ConsiderDepending on where the heater hose connections are, replacing a heater hose may be very simple or it may be dreadfully difficult. Here are a few tips to consider when replacing a heater hose: Let the Engine Cool Down