20 Best 5.3 Heater Hose Routing in 2023 Reviews and Buying Guide

3,675 Reviews Scanned

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1 NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy... NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy... No ratings yet
2 Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L Engine... Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L...
3 XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368 XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368 No ratings yet
4 FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac... FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac... No ratings yet
5 ACDelco Professional 18221L Molded Branched Heater Hose, Black ACDelco Professional 18221L Molded Branched Heater Hose, Black
6 XtremeAmazing 2pcs Heater Coolant Hose Connector for Avalanche Suburban Express Silverado Sierra... XtremeAmazing 2pcs Heater Coolant Hose Connector for Avalanche Suburban Express Silverado Sierra... No ratings yet
7 Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models No ratings yet
8 LS LT Heater Core Hose Compatible with Chevrolet GM Pontiac LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1... LS LT Heater Core Hose Compatible with Chevrolet GM Pontiac LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9...
9 Heater Core Delete Bypass Hose,Heater Core Bypass Hose Coolant Crossover with Clamps for LS or LT... Heater Core Delete Bypass Hose,Heater Core Bypass Hose Coolant Crossover with Clamps for LS or LT... No ratings yet
10 Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8' Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8"
11 Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models No ratings yet
12 HVAC Heater Hose Assembly 15145587, Engine Heater Hose Assembly for Select Cadillac/Chevrolet/GMC... HVAC Heater Hose Assembly 15145587, Engine Heater Hose Assembly for Select Cadillac/Chevrolet/GMC... No ratings yet
13 ICT Billet USA Made 60' LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065 ICT Billet USA Made 60" LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065 No ratings yet
14 Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse... Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse... No ratings yet
15 XtremeAmazing HVAC Heater Inlet Hose for Escalade Avalanche Silverado Suburban Sierra Yukon 1500... XtremeAmazing HVAC Heater Inlet Hose for Escalade Avalanche Silverado Suburban Sierra Yukon 1500... No ratings yet
16 Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade... Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade... No ratings yet
17 Wztepeng Heater Hose Assembly Compatible With Buick Enclave Chevrolet Traverse GMC Acadia 3.6L V6... Wztepeng Heater Hose Assembly Compatible With Buick Enclave Chevrolet Traverse GMC Acadia 3.6L V6... No ratings yet
18 GM Genuine Parts 94543097 Heater Outlet Hose, Black GM Genuine Parts 94543097 Heater Outlet Hose, Black
19 SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L... SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L... No ratings yet
20 Dorman 96022 Carburetor Pre-Heater Hose - 1-3/4 In. X 18 In. - Aluminum Compatible with Select... Dorman 96022 Carburetor Pre-Heater Hose - 1-3/4 In. X 18 In. - Aluminum Compatible with Select... No ratings yet

Bestseller No. 1
NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy...
  • High quality engine lower radiator outlet heater hose is designed resist electrochemical degradation,resist-leaking& cracking to withstand extreme...
  • Replaces OEM Part Number: 15834772,15834773, 15854959 , 15792821, 626-111 ,direct engine lower heater outlet hose replacement,perfect fit.
  • Fitment: The lower radiator outlet hose is compatible with 2000-2014 GM Chevy Silverados Tahoes Yukons Avalanche Suburban GMC Sierra Yukon XL 1500...
  • Easy Install: Just plug and play the modular coolant hose,10 minutes done! If have installation question we suggest that watch videos on YouTube
  • The EPDM radiator hose pipe tube is used for engine cooling system,great accessories for chevy silverados tahoes yukons avalanche suburban GMC sierra...
Bestseller No. 2
Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L Engine...
  • Replacement Engine Lower Heater Inlet Hose - the lower inlet hose is one of the important parts of the heating system as this allows the suction of...
  • Compatible Replacement for Cadillac, Chevrolet and GMC Vehicles with 4.8L 5.3L 6.0L Engine - 2002-2005 Escalade 5.3L | 2002-2006 Escalade 6.0L |...
  • Replaces Part# 15051853, 15145587, 15195404, 626-564 - Fits popular vehicle models including years 00, 01, 02, 03, 04, 05, 06. The heater hose outlet...
  • OEM Fit, Quality, Finish - While this is not a genuine OEM part, it is a direct replacement and will look, fit and work exactly like the factory part....
  • Lifetime Warranty - This engine lower heater hose comes complete with a lifetime warranty. If the part ever fails on your 2006 Escalade, 2004 Suburban...
Bestseller No. 3
XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368
  • Replaces Part Number: 15763368, 15024548, 15746405, 15710396
  • Fits Cadillac Escalade 2002-2006
  • Fits Chevrolet Avalanche 1500 2002-2006, Silverado 1500 1999-2009, Silverado 1500 Classic 2007, Silverado 2500 1999-2009, Silverado 2500 Classic 2007,...
  • Fits Gmc Sierra 1500 2001-2010, sierra 1500 classic 2007, Sierra 2500 2007-2009, Sierra 2500 classic 2007, Sierra 3500 2007-2009, Sierra 3500 classic...
  • Package Contents: 1x Heater Inlet Hose
Bestseller No. 4
FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac...
  • 🔧【COMPATIBLE WITH】This heater hose fit for Chevy Tahoe Suburban 1500 2500 ,for GMC Yukon XL 1500 2500 , for Cadillac Escalade.
  • 🔧【REPLACE OE PART NUMBER】15834773 626553 626-553.
  • 🔧【EASY INSTALLATION】Just plug and play the modular coolant hose,10 minutes done! If have installation question,we suggest that watch videos on...
  • 🔧【OEM DESIGN & DIRECT FIT】Quality materials used, meets or exceeds OEM standards, 100% tested before shipping. Even though it is not a genuine...
  • 🔧【BUY WITH CONFIDENCE】Please check the model and year we listed in the description to confirm compatibility before purchasing. If you have any...
Bestseller No. 5
ACDelco Professional 18221L Molded Branched Heater Hose, Black
  • Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function
  • Installs without buckling, bending out of shape, or straining at the connection for easy installation
  • Has all the quality features of a regular coolant hose for interchangeable use
  • Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles
  • Less than 500 part numbers cover more than 1,200 applications to maximize coverage and reduce inventory
Bestseller No. 6
XtremeAmazing 2pcs Heater Coolant Hose Connector for Avalanche Suburban Express Silverado Sierra...
  • This Part Generally Fits Buick,Cadillac,Chevrolet,Ford,Gmc,Hummer,Lincoln,Oldsmobile,Pontiac Vehicles.
  • Package Contents: 2x Heater Coolant Hose Connector
Bestseller No. 7
Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models
  • Quality replacement - this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction - this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution - offers original equipment quality at competitive price
  • Performance tested - this connector has been rigorously pressure tested to ensure reliable performance
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleBestseller No. 8
LS LT Heater Core Hose Compatible with Chevrolet GM Pontiac LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1...
  • This heater hose is for LS water pump and loops the heater hose lines, which can prevent and fix the coolant leaking and engine overheating problem.
  • One end is 5/8 and the other end is 3/4
  • Replacement For LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LS2 LH6 L92 L76 LY2 LY5 LY6 LC9 LFA LH8 LMG LS3 L98 L9H L20 L94 LZ1 L99 L96 LC8 L77
  • Made of High Quality Sicilone, strong and durable
  • Easy to clean and use
Bestseller No. 9
Heater Core Delete Bypass Hose,Heater Core Bypass Hose Coolant Crossover with Clamps for LS or LT...
  • Aftermarket water pump coolant bypass,contains 1 pcs hose,2 pcs clamps
  • High quality rubber hose,offering good durability & long service life
  • Used to loop the heater hose outlets of your LS/LT engine water pump
  • Fits any LS or LT series engine from 1998 and newer
  • By connecting the heater core outlets on the water pump with a bypass hose, coolant will circulate through the water pump properly, making certain of...
Bestseller No. 10
Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8"
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Convenient 6-ft. lengths in self-service, reusable, recyclable package that can be displayed on pegboard
  • 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
Bestseller No. 11
Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models
  • Quality replacement - this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction - this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution - offers original equipment quality at competitive price
  • Performance tested - this connector has been rigorously pressure tested to ensure reliable performance
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleBestseller No. 12
HVAC Heater Hose Assembly 15145587, Engine Heater Hose Assembly for Select Cadillac/Chevrolet/GMC...
  • replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is...
  • Cost-effective and reliable - offers original manufacturer quality at lower cost than getting replacement at dealer
  • Durable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Ideal replacement - 15145587/150 51853/15195404/626-564 HVAC heater hose assembly directly replaces the original water outlet on specified vehicle...
  • 18 month WARRANTY.Place order with 100% confidence, we provide 1 click refund for our valued customers in 3month.Please feel free to contact us if you...
Bestseller No. 13
ICT Billet USA Made 60" LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065
  • USA made, high quality hoses
  • Great for doing LS/LT swaps when retaining the heater core
  • Compatible with all OEM LS and LT water pump outlet hose sizes
  • 60 inch hoses
  • Package includes: 1pc 5/8 I.D. hose and 1pc 3/4 I.D. hose
Bestseller No. 14
Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse...
  • Heater hose Compatible with Buick Enclave 2008-2017, GMC Acadia 2007-2017, Chevrolet Traverse 2009-2017, Saturn Outlook 2007-2010.
  • Replacement Part Number: 20765678, 25862087, 25862088, 626-562.
  • Made of high quality aluminum T-connectors and rubber material.After receiving the heater hose if there is a little taste is normal. Please open the...
  • Easy to install: direct replace.
  • Warranty: The engine heater hose set from iKer come with a lifetime warranty. If you have any questions please contact us, we will solve them for you...
Bestseller No. 15
XtremeAmazing HVAC Heater Inlet Hose for Escalade Avalanche Silverado Suburban Sierra Yukon 1500...
  • Fits for Cadillac Escalade 2007-2014
  • Fits for Chevrolet Avalanche 2007-2013, Silverado 1500 2007-2013, Silverado 2500 2007-2014, Silverado 3500 2007-2014, Suburban 1500 2007-2014,...
  • Fits for GMC Sierra 1500 2007-2013, Sierra 2500 2007-2014, Sierra 3500 2007-2014, Yukon 2007-2014, Yukon XL 1500 2007-2014, Yukon XL 2500 2007-2013
  • Fits for Hummer H2 2008-2009
  • Package Contents: 1x HVAC Heater Inlet Hose
Bestseller No. 16
Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade...
  • Replacement Engine Lower Heater Outlet Hose - the lower radiator outlet hose is one of the important parts of the heating system, this manages the...
  • Compatible Replacement for Cadillac, Chevrolet and GMC Vehicles - 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Escalade, Escalade ESV | 2007,...
  • Replaces Part# 15834773, 15834772, 15854959, 15792821, 626-111, 15005677, 15051850, 15059577, 88412, 25904691, 15058002 - Fits popular vehicle models...
  • OEM Fit, Quality, Finish - While this is not a genuine OEM part, it is a direct replacement and will look, fit and work exactly like the factory part....
  • Lifetime Warranty - This engine lower heater hose comes complete with a lifetime warranty. If the part ever fails on your 2007 Escalade, 2010 Escalade...
SaleBestseller No. 17
Wztepeng Heater Hose Assembly Compatible With Buick Enclave Chevrolet Traverse GMC Acadia 3.6L V6...
  • Compatible With:2007-2010 Saturn Outlook , 2007-2017 GMC Acadia , 2008-2017 Buick Enclave , 2009-2017 Chevrolet Traverse.
  • Replace Part Number:20765678 , 25862087, 25862088
  • Material:Made of aluminum T-connectors and rubber to offer these extreme temperatures.
  • Package:2 * heater hoses
  • Function:Heater hoses are used to transfer the excess heat, in the form of engine coolant, from the engine into the heater core. Once the heated...
Bestseller No. 18
GM Genuine Parts 94543097 Heater Outlet Hose, Black
  • Designed, engineered, tested, and warranted for GM vehicles
  • Precise fit for ease of installation
  • For proper installation, locate your nearest GM dealer, independent service center, or body shop
Bestseller No. 19
SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L...
  • Excellent workmanship and strict inspection before leaving the factory are necessary conditions for product reliability, stability and long-term use....
  • Fit for:Compatible with CHEVROLET : AVALANCHE 1500 2002-2006 SILVERADO 1500 1999-2009 SILVERADO 1500 CLASSIC 2007 SILVERADO 2500 1999-2009 SILVERADO...
  • Compatible with GMC:SIERRA 1500 2001-2010 SIERRA 1500 CLASSIC 2007 SIERRA 2500 2007-2009 SIERRA 2500 CLASSIC 2007 SIERRA 3500 2007-2009 SIERRA 3500...
  • Manufacturer Part Number: 15024548, 15710396, 15746405, 15763368 Package includes: 1 Pcs Heater Inlet Hose
  • We serve you 24 hours a day. After you receive the product, if there is any problem, please send us an email in time, we will get in touch with you as...
SaleBestseller No. 20
Dorman 96022 Carburetor Pre-Heater Hose - 1-3/4 In. X 18 In. - Aluminum Compatible with Select...
  • Direct replacement - this HVAC control duct hose is designed to match the fit and function of the original hose on specified vehicles
  • Restores functionality - reliable replacement for an original hose that has failed due to heat or vibration
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
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FAQ:

Q: Where does the heater hose run on a 65 small block?

A: Currently the heater hose goes from the driver side front on the intake. As it is, the hose runs to the small block schematron.org hose routing. Need Some Help w/65 Small Block AC Heater Hose Routing. AddThis Sharing Buttons. Share to Location: Chevy Chase MD.

Q: Where does the coolant surge tank hose run?

A: At the left side of the water pump, there are two hoses that come out: 1. A hose towards the front of the engine that immediately splits into one that goes to the heater core, and the other that goes tot he coolant surge tank. I’ve got this one running to the right side of the heater core.

Q: Where is the heater core inlet hose located?

A: One of the fittings[the passenger side of intake] goes to the heater core inlet. The hole on the Bigger hose = outlet, smaller hose = inlet. Currently the heater hose goes from the driver side front on the intake.

Q: How many ports does the heater control valve have?

A: My heater control valve is vacuume operated w/ four ports (two large and two small one each entering and leaving). The vehicle is a Chevy suburban K L w/ the rear air conditioning package.