Top 8 Water Pump Bypass Hose – Automotive Replacement Heater Hoses

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1. Mishimoto

#ad

Red, Silicone GM LS V8 Heater Core Bypass Hose

#adMishimoto #ad - Bypassing instead of blocking water pump ports allows coolant to flow to thermostat and avoids overheating. 5-layer silicone construction is heat and pressure resistant to provide a durable, long-lasting solution. Fits all gM LS engines. Allows you to bypass heater core. Tapers from 3/4" to 5/8” for a perfect fit.

Brand	Mishimoto #ad
Manufacturer	Mishimoto #ad
Height	3 Inches
Length	10 Inches
Width	10 Inches
Part Number	MMHOSE-LSHB
Model	MMHOSE-LSHB-RD
Warranty	Mishimoto Lifetime Warranty

2. ACDelco

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ACDelco Professional 252-711 Water Pump Kit

#adACDelco #ad - Fit type: Vehicle Specific. Coated seals support seal longevity and durability. High-quality bearings are permanently sealed and lubricated for greater durability and long life. Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies. All makes water pumps fit gm vehicles as well as a wide range of non-gm vehicles. Thoroughly tested for reliable, leak-free performance.

Brand	ACDelco #ad
Manufacturer	ACDelco #ad
Height	7.5 Inches
Length	11.4 Inches
Weight	4.34 Pounds
Width	8.1 Inches
Part Number	252-711
Model	252-711
Warranty	24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

3. ACDelco

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ACDelco Professional 14155S Molded Multi Purpose Hose

#adACDelco #ad - Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function. Has all the quality features of a regular coolant hose for interchangeable use. Installs without buckling, bending out of shape, or straining at the connection for easy installation. Less than 500 part numbers cover more than 1, 200 applications to maximize coverage and reduce inventory. Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles.

Brand	ACDelco #ad
Manufacturer	ACDelco #ad
Height	1.2 Inches
Length	5.7 Inches
Weight	0.1 Pounds
Width	1.2 Inches
Part Number	14155S
Model	14155S
Warranty	Limited Lifetime as long as original purchaser owns vehicle. (Parts Only)

4. ACDelco

#ad

ACDelco Professional 14213S Molded Multi Purpose Hose

#adACDelco #ad - Less than 500 part numbers cover more than 1, 200 applications to maximize coverage and reduce inventory. Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function. Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles. 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.

Brand	ACDelco #ad
Manufacturer	ACDelco #ad
Height	1.2 Inches
Length	4.2 Inches
Weight	0.15 Pounds
Width	1.2 Inches
Part Number	14213S
Model	14213S
Warranty	Limited Lifetime as long as original purchaser owns vehicle. (Parts Only)

5. Gates

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Gates 19025 Premium Molded Heater Hose

#adGates #ad - F to 275 deg. Has all the quality features of Gates molded coolant hose and similar to OEM specifications. Engineered to resist electrochemical degradation – the leading cause of hose failure. Epdm tube, synthetic fiber knit reinforcement, EPDM cover. F -40 deg. Temperature range: -40 deg. C. Meets sae 20r3 type ec class D-1 and D-2 specifications. C -135 deg.

Brand	Gates #ad
Manufacturer	Gates #ad
Height	0 Inches
Length	0 Inches
Weight	0.1 Pounds
Width	0 Inches
Part Number	19025
Model	19025
Warranty	Please contact retailer/seller for assistance

6. ACDelco

#ad

ACDelco Professional 14211S Molded Multi Purpose Hose

#adACDelco #ad - Has all the quality features of a regular coolant hose for interchangeable use. Less than 500 part numbers cover more than 1, 200 applications to maximize coverage and reduce inventory. Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function. Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles. Installs without buckling, bending out of shape, or straining at the connection for easy installation.

Brand	ACDelco #ad
Manufacturer	ACDelco #ad
Height	1.5 Inches
Length	3.9 Inches
Weight	0.05 Pounds
Width	1.5 Inches
Part Number	14211S
Model	14211S
Warranty	Limited Lifetime as long as original purchaser owns vehicle. (Parts Only)

7. Gates

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Gates 20338 Molded Coolant Hose

#adGates #ad - Hose inside Diameter mm: 15. Epdm tube; synthetic fiber knit reinforcement; heat-, ozone- and chemical coolant-resistant EPDM cover. Engineered to resist electrochemical degradation, the leading cause of hose failure. Meets requirements of sae 20r4, class D2 and DIN 73411, class A except for tolerances. Centerline length mm: 124. Pre-shaped to fit and to ensure perfectly sealed conditions. Specifically-engineered materials resist collapse under vacuum.

Brand	Gates #ad
Manufacturer	Gates #ad
Height	0 Inches
Length	0 Inches
Weight	0 Pounds
Width	0 Inches
Part Number	20338
Model	20338
Warranty	Please contact retailer/seller for assistance

8. Gates

#ad

Gates 22038 Premium Molded Coolant Hose

#adGates #ad - Specifically-engineered materials resist collapse under vacuum. Meets requirements of sae 20r4, class D2 and DIN 73411, class A except for tolerances. Epdm tube; synthetic fiber knit reinforcement; heat-, ozone- and chemical coolant-resistant EPDM cover. Pre-shaped to fit and to ensure perfectly sealed conditions. Engineered to resist electrochemical degradation, the leading cause of hose failure.

Brand	Gates #ad
Manufacturer	Gates #ad
Height	0 Inches
Length	0 Inches
Weight	0.14 Pounds
Width	0 Inches
Part Number	22038
Model	22038
Warranty	Please contact retailer/seller for assistance