Rein CHC0744 Engine Coolant Hose Connector

Name: Rein CHC0744 Engine Coolant Hose Connector
Brand: Rein
SKU: DFBS-CHC0744
Price: 21.27 USD
Availability: OutOfStock

⚙️ 220 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Audi and Volkswagen, A3, A3 Quattro, A4, A4 allroad, A4 Quattro, A5, A5 Quattro, A5 Sportback, A6, A6 Quattro, A8 Quattro, Atlas, Atlas Cross Sport, CC, Eos, Golf R, GTI, Jetta, Passat, Passat CC, Q3, Q3 Quattro, Q5, Q7, R32, S4, Taos, TT, TT Quattro, and TTS Quattro

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OE-Style Coolant Hose Connector

Rein CHC0744 is an OE quality engine coolant hose connector built for direct replacement service on select Audi and Volkswagen cooling systems. It is manufactured with metal construction for durability, corrosion resistance, and consistent fit in demanding under-hood conditions.

Key Features

Direct replacement coolant hose connector for application-specific fitment
Manufactured to strict engineering standards for materials and tolerances
High corrosion resistance for long service life
Metal construction for dependable cooling system performance
OE-style form, fit, and function

Detailed Description

This Rein coolant hose connector, part number CHC0744, is designed as an OE-quality replacement for the original connector used in select Audi A3, A4, A5, A6, Q3, Q5, TT, and Volkswagen Passat, GTI, Jetta, Atlas, Taos, and related models. It matches the original part in form, fit, and function, making it a practical choice when servicing the lower radiator hose to auxiliary water pump hose connection on supported applications. For buyers searching for a Rein CHC0744 coolant hose connector or an Audi/VW coolant hose connector replacement, this part is built to restore the factory-style connection point without changing the cooling system layout.

This part cross-references URO N90692901 for the same application.

What It Helps Address

Cracked or worn coolant hose connector bodies
Corrosion at the hose connection point
Coolant leaks from a damaged connector
Poor sealing at the lower radiator hose to auxiliary water pump hose junction
Replacement needs during cooling system repair on Audi and Volkswagen models

Installation Notes and Tips

Verify the connector shape and hose routing against the original part before installation. This application-specific connector is used on select vehicles, including Fits 2017-2020 Audi A4, Lower Rad. Hose To Aux. WP Hose; Fits 2017-2020 Audi A4 allroad, Lower Rad. Hose To Aux. WP Hose; Fits 2017-2020 Audi A4 Quattro, Lower Rad. Hose To Aux. WP Hose; Fits 2018-2020 Audi A5 Quattro, Lower Rad. Hose To Aux. WP Hose; Fits 2018-2020 Audi A5 Sportback, Lower Rad. Hose To Aux. WP Hose; Fits 2018-2019 Audi A5, Lower Rad. Hose To Aux. WP Hose; Fits 2016-2018 Audi A6, Lower Rad. Hose To Aux. WP Hose; Fits 2016-2018 Audi A6 Quattro, Lower Rad. Hose To Aux. WP Hose; Fits 2012-2018 Volkswagen Passat, Lower Rad. Hose To Aux. WP Hose; and Fits 2009-2012 Volkswagen Passat CC, Lower Rad. Hose To Aux. WP Hose. Confirm hose condition and replace any damaged clamps or hoses as needed during service.

Quality Assurance

Rein OE Quality connectors are engineered as direct replacements for OE connectors and built with high-quality metal construction for durability and long service life. CHC0744 is backed by a 24-month, 24,000-mile warranty.

Brand	Rein
Part Number	CHC0744
Application Type	Applicationspecific
Bullet Point 1	Manufactured to strict engineering standards/specifications in ma
Bullet Point 2	High corrosion resistance
Container Type	Bg
Country of Origin	Tr
Item Height	2.0000
Item Length	4.0000
Item Level GTIN	888544109973
Item Qty	1
Item Quantity Size	1
Item Quantity Size UOM	Ea
Item UOM	Ea
Item Weight	0.1200
Item Weight Unit UOM	Lb
Item Width	3.0000
Product Desc Extended 240	Rein oe quality coolant hose connector. identical to oe part in f
Product Desc Invoice 40	Rein coolant hose connector
Product Desc Long 80	Rein oe quality coolant hose connector
Product Desc Short 20	Hose connector
Warranty Distance	24000
Warranty Time	24

This part fits 220 vehicles. Search below:

Year	Make	Model	Transmission	Liters	Cylinders	Fuel Type	Position	Notes
2026	Audi	Q7		2.0L	L4		N/A
2025	Audi	Q7		2.0L	L4		N/A
2025	Volkswagen	Jetta		1.5L	L4		N/A
2025	Volkswagen	Taos		1.5L	L4		N/A
2024	Audi	Q7		2.0L	L4		N/A
2024	Volkswagen	Jetta		1.5L	L4		N/A
2024	Volkswagen	Taos		1.5L	L4		N/A
2023	Audi	Q7		2.0L	L4		N/A
2023	Volkswagen	Atlas		3.6L	V6		N/A
2023	Volkswagen	Atlas Cross Sport		3.6L	V6		N/A
2023	Volkswagen	Jetta		1.5L	L4		N/A
2023	Volkswagen	Taos		1.5L	L4		N/A
2022	Audi	Q7		2.0L	L4		N/A
2022	Volkswagen	Atlas		3.6L	V6		N/A
2022	Volkswagen	Atlas Cross Sport		3.6L	V6		N/A
2022	Volkswagen	Jetta		1.5L	L4		N/A
2022	Volkswagen	Taos		1.5L	L4		N/A
2021	Audi	Q7		2.0L	L4		N/A
2021	Volkswagen	Atlas		3.6L	V6		N/A
2021	Volkswagen	Atlas Cross Sport		3.6L	V6		N/A
2020	Audi	A4		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2020	Audi	A4 allroad		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2020	Audi	A4 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2020	Audi	A5 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2020	Audi	A5 Sportback		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2020	Audi	Q7		2.0L	L4		N/A
2020	Volkswagen	Atlas		3.6L	V6		N/A
2020	Volkswagen	Atlas Cross Sport		3.6L	V6		N/A
2019	Audi	A4		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	A4 allroad		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	A4 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	A5		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	A5 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	A5 Sportback		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2019	Audi	Q7		2.0L	L4		N/A
2019	Volkswagen	Atlas		3.6L	V6		N/A
2018	Audi	A4		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A4 allroad		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A4 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A5		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A5 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A5 Sportback		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A6		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	A6 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2018	Audi	Q3		2.0L	L4		N/A
2018	Audi	Q3 Quattro		2.0L	L4		N/A
2018	Audi	Q7		2.0L	L4		N/A
2018	Volkswagen	Atlas		3.6L	V6		N/A
2018	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	A4		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	A4 allroad		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	A4 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	A5 Quattro		2.0L	L4		N/A
2017	Audi	A6		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	A6 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2017	Audi	Q3		2.0L	L4		N/A
2017	Audi	Q3 Quattro		2.0L	L4	GAS	N/A
2017	Audi	Q5		2.0L	L4		N/A
2017	Audi	Q7		2.0L	L4		N/A
2017	Volkswagen	CC		2.0L	L4		N/A
2017	Volkswagen	CC		3.6L	V6		N/A
2017	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2016	Audi	A4		2.0L	L4		N/A
2016	Audi	A4 allroad		2.0L	L4		N/A
2016	Audi	A4 Quattro		2.0L	L4		N/A
2016	Audi	A5 Quattro		2.0L	L4		N/A
2016	Audi	A6		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2016	Audi	A6 Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2016	Audi	Q3 Quattro		2.0L	L4		N/A
2016	Audi	Q5		2.0L	L4		N/A
2016	Audi	Q7		2.0L	L4		N/A
2016	Volkswagen	CC	Automatic	2.0L	L4		N/A
2016	Volkswagen	CC		3.6L	V6		N/A
2016	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2015	Audi	A4		2.0L	L4		N/A
2015	Audi	A4 allroad		2.0L	L4		N/A
2015	Audi	A4 Quattro		2.0L	L4		N/A
2015	Audi	A5 Quattro		2.0L	L4		N/A
2015	Audi	A6		2.0L	L4		N/A
2015	Audi	A6 Quattro		2.0L	L4		N/A
2015	Audi	Q3		2.0L	L4	GAS	N/A
2015	Audi	Q3 Quattro		2.0L	L4		N/A
2015	Audi	Q5		2.0L	L4		N/A
2015	Audi	TTS Quattro		2.0L	L4		N/A
2015	Volkswagen	CC	Automatic	2.0L	L4		N/A
2015	Volkswagen	CC		3.6L	V6		N/A
2015	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2014	Audi	A4		2.0L	L4		N/A
2014	Audi	A4 allroad		2.0L	L4		N/A
2014	Audi	A4 Quattro		2.0L	L4		N/A
2014	Audi	A5		2.0L	L4		N/A
2014	Audi	A5 Quattro		2.0L	L4		N/A
2014	Audi	A6		2.0L	L4		N/A
2014	Audi	A6 Quattro		2.0L	L4		N/A
2014	Audi	Q5		2.0L	L4		N/A
2014	Audi	TTS Quattro		2.0L	L4		N/A
2014	Volkswagen	CC	Automatic	2.0L	L4		N/A
2014	Volkswagen	CC		3.6L	V6		N/A
2014	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2013	Audi	A3		2.0L	L4	GAS	N/A
2013	Audi	A3 Quattro		2.0L	L4		N/A
2013	Audi	A4		2.0L	L4		N/A
2013	Audi	A4 allroad		2.0L	L4		N/A
2013	Audi	A4 Quattro		2.0L	L4		N/A
2013	Audi	A5		2.0L	L4		N/A
2013	Audi	A5 Quattro		2.0L	L4		N/A
2013	Audi	A6		2.0L	L4		N/A
2013	Audi	A6 Quattro		2.0L	L4		N/A
2013	Audi	Q5		2.0L	L4		N/A
2013	Audi	TT Quattro		2.0L	L4		N/A
2013	Audi	TTS Quattro		2.0L	L4		N/A
2013	Volkswagen	CC	Automatic	2.0L	L4		N/A
2013	Volkswagen	CC		3.6L	V6		N/A
2013	Volkswagen	Golf R		2.0L	L4		N/A
2013	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2012	Audi	A3		2.0L	L4	GAS	N/A
2012	Audi	A3 Quattro		2.0L	L4		N/A
2012	Audi	A4		2.0L	L4		N/A
2012	Audi	A4 Quattro		2.0L	L4		N/A
2012	Audi	A5		2.0L	L4		N/A
2012	Audi	A5 Quattro		2.0L	L4		N/A
2012	Audi	A6		2.0L	L4		N/A
2012	Audi	A8 Quattro		4.2L	V8		N/A
2012	Audi	Q5		2.0L	L4		N/A
2012	Audi	TT Quattro		2.0L	L4		N/A
2012	Audi	TTS Quattro		2.0L	L4		N/A
2012	Volkswagen	CC		3.6L	V6		N/A
2012	Volkswagen	Golf R		2.0L	L4		N/A
2012	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2012	Volkswagen	Passat CC	Automatic	2.0L	L4		N/A
2012	Volkswagen	Passat CC		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2011	Audi	A3		2.0L	L4	GAS	N/A
2011	Audi	A3 Quattro		2.0L	L4		N/A
2011	Audi	A4		2.0L	L4		N/A
2011	Audi	A4 Quattro		2.0L	L4		N/A
2011	Audi	A5		2.0L	L4		N/A
2011	Audi	A5 Quattro		2.0L	L4		N/A
2011	Audi	A8 Quattro		4.2L	V8		N/A
2011	Audi	Q5		2.0L	L4		N/A
2011	Audi	TTS Quattro		2.0L	L4		N/A
2011	Volkswagen	CC		3.6L	V6		N/A
2011	Volkswagen	Passat CC	Automatic	2.0L	L4		N/A
2011	Volkswagen	Passat CC		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2010	Audi	A3		2.0L	L4	GAS	N/A
2010	Audi	A3 Quattro		2.0L	L4		N/A
2010	Audi	A4		2.0L	L4		N/A
2010	Audi	A4 Quattro		2.0L	L4		N/A
2010	Audi	A5		2.0L	L4		N/A
2010	Audi	A5 Quattro		2.0L	L4		N/A
2010	Audi	TT		2.0L	L4		N/A
2010	Audi	TT Quattro		2.0L	L4		N/A
2010	Audi	TTS Quattro		2.0L	L4		N/A
2010	Audi	TTS Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2010	Volkswagen	CC		3.6L	V6		N/A
2010	Volkswagen	Jetta	Automatic	2.0L	L4	GAS	N/A
2010	Volkswagen	Passat	Automatic	2.0L	L4		N/A
2010	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2010	Volkswagen	Passat CC	Automatic	2.0L	L4		N/A
2010	Volkswagen	Passat CC		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2009	Audi	A3		2.0L	L4		N/A
2009	Audi	A3 Quattro		2.0L	L4		N/A
2009	Audi	A3 Quattro		3.2L	V6		N/A
2009	Audi	A4		2.0L	L4		N/A
2009	Audi	A4 Quattro		2.0L	L4		N/A
2009	Audi	S4		4.2L	V8		N/A
2009	Audi	TT		2.0L	L4		N/A
2009	Audi	TT Quattro		2.0L	L4		N/A
2009	Audi	TT Quattro		3.2L	V6		N/A
2009	Audi	TTS Quattro		2.0L	L4		N/A
2009	Audi	TTS Quattro		2.0L	L4		N/A	Lower Rad. Hose To Aux. WP Hose
2009	Volkswagen	CC		3.6L	V6		N/A
2009	Volkswagen	CC	Automatic	2.0L	L4		N/A
2009	Volkswagen	Eos		2.0L	L4		N/A
2009	Volkswagen	Jetta	Automatic	2.0L	L4	GAS	N/A
2009	Volkswagen	Passat	Automatic	2.0L	L4		N/A
2009	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2009	Volkswagen	Passat CC	Automatic	2.0L	L4		N/A
2009	Volkswagen	Passat CC		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2008	Audi	A3		2.0L	L4		N/A
2008	Audi	A3 Quattro		3.2L	V6		N/A
2008	Audi	S4		4.2L	V8		N/A
2008	Audi	TT		2.0L	L4		N/A
2008	Audi	TT Quattro		3.2L	V6		N/A
2008	Volkswagen	Eos		2.0L	L4		N/A
2008	Volkswagen	Eos		3.2L	V6		N/A
2008	Volkswagen	GTI		2.0L	L4		N/A
2008	Volkswagen	Jetta		2.0L	L4		N/A
2008	Volkswagen	Passat	Automatic	2.0L	L4		N/A
2008	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2008	Volkswagen	R32		3.2L	V6		N/A
2007	Audi	A3		2.0L	L4		N/A
2007	Audi	A3 Quattro		3.2L	V6		N/A
2007	Audi	S4		4.2L	V8		N/A
2007	Audi	TT		2.0L	L4		N/A
2007	Volkswagen	Eos		2.0L	L4		N/A
2007	Volkswagen	Eos		3.2L	V6		N/A
2007	Volkswagen	GTI		2.0L	L4		N/A
2007	Volkswagen	Jetta		2.0L	L4		N/A
2007	Volkswagen	Passat	Automatic	2.0L	L4		N/A
2007	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2006	Audi	A3		2.0L	L4		N/A
2006	Audi	A3 Quattro		3.2L	V6		N/A
2006	Audi	S4		4.2L	V8		N/A
2006	Audi	TT Quattro		1.8L	L4		N/A
2006	Audi	TT Quattro		3.2L	V6		N/A
2006	Volkswagen	GTI		2.0L	L4		N/A
2006	Volkswagen	Jetta		2.0L	L4		N/A
2006	Volkswagen	Passat	Automatic	2.0L	L4		N/A
2006	Volkswagen	Passat		3.6L	V6		N/A	Lower Rad. Hose To Aux. WP Hose
2005	Audi	A3		2.0L	L4		N/A
2005	Audi	S4		4.2L	V8		N/A
2005	Audi	TT Quattro		1.8L	L4		N/A
2005	Audi	TT Quattro		3.2L	V6		N/A
2004	Audi	S4		4.2L	V8		N/A
2004	Audi	TT Quattro		1.8L	L4		N/A
2004	Audi	TT Quattro		3.2L	V6		N/A
2003	Audi	TT Quattro		1.8L	L4		N/A
2002	Audi	TT Quattro		1.8L	L4		N/A
2001	Audi	TT Quattro		1.8L	L4		N/A
2000	Audi	TT Quattro		1.8L	L4		N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

N90692901

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.