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Integrated Housing Thermostat

Gates 33934 Engine Coolant Thermostat

Brand	Gates 33934
	1
Bolt Hole Quantity	4
Check Valve	No
Electric	Yes
Electric	Yes
Jiggle Pin Weep Hole	No
Jiggle Pin/Check Valve	No
Number of Bolt Holes	4
Number of Jiggle Pins/Check Valves	0
Number of Seals	1
OE Comparison Rating	OE Exact
OE Exact	Yes
Outlet Inside Diameter	1.25
Outlet Inside Diameter	1.27
Outlet Inside Diameter 1 (in)	1.27
Outlet Inside Diameter 2 (in)	1.25
Outlet Outside Diameter	1.48
Outlet Outside Diameter	1.49
Outlet Outside Diameter 1 (in)	1.49
Outlet Outside Diameter 2 (in)	1.48
Start to Open Temperature	97
Start to Open Temperature	207
Temperature (C)	97
Type	Integrated Housing Thermostat
Product line	Integrated Housing Thermostat
Fits	BMW · 79 vehicles

OE exact replacement. Integrated housing thermostat for accurate temperature control.

Electric design. Supports efficient engine temperature regulation.

4-bolt housing. Provides a secure, integrated thermostat assembly.

Cross-references AMS Automotive 4602, Dorman - Conduct-Tite 85955 and Dorman - Conduct-Tite 86177 for the same application. See all 13.

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Not what you need? See all Engine Coolant Thermostat options

Integrated Thermostat Housing for BMW Cooling Control

Gates 33934 is an integrated housing thermostat built for precise engine coolant temperature regulation in select BMW applications. It is an OE Exact replacement with electric operation, a 97°C / 207°F start-to-open temperature, and a seal included for service-ready installation.

Compatible with BMW 325i, 330i, X5, Z4, and other listed models, this Gates Integrated Housing Thermostat supports stable coolant flow control in vehicles that use an integrated thermostat design. The Gates 33934 is engineered for direct-fit replacement where accurate temperature management is critical.

Key Features

Brand: Gates
Part number: 33934
Integrated Housing Thermostat design
OE Exact comparison rating
Electric thermostat operation
Start to open temperature: 97°C / 207°F
4 bolt holes
1 seal included
Outlet inside diameter: 1.25 in / 1.27 in
Outlet outside diameter: 1.48 in / 1.49 in

Product Details

Gates developed this thermostat housing to meet the needs of modern cooling systems that combine the thermostat and housing into one assembly. By maintaining the correct opening temperature, the unit helps regulate coolant circulation so the engine can reach and hold operating temperature as specified by the vehicle manufacturer. This part cross-references Dorman - OE Solutions 902-813 for the same application.

Common Cooling System Issues It Can Address

Engine running too cool or too warm
Temperature gauge fluctuations
Delayed warm-up after cold starts
Cooling system fault codes related to thermostat performance
Coolant flow control problems in integrated housing systems

Installation Notes and Tips

Verify the connector style, housing layout, outlet dimensions, and bolt-hole count before installation. This thermostat is listed for BMW 323Ci, 323i, 323ti, 328Ci, 328i, 528i, 325Ci, 330Ci, X3, X5, Z4, 325i, 325xi, 330i, 330xi, 525i, and 530i applications across the model years shown in the fitment data. Follow the vehicle service procedure for coolant draining, sealing surface inspection, and proper bleed-out after installation.

Fits 2001-2006 BMW 325Ci, N/A
Fits 2001-2006 BMW 330Ci, N/A
Fits 2004-2006 BMW X3, N/A
Fits 2001-2006 BMW X5, N/A
Fits 2003-2006 BMW Z4, N/A
Fits 2001-2005 BMW 325i, N/A
Fits 2001-2005 BMW 325xi, N/A
Fits 2001-2005 BMW 330i, N/A
Fits 2001-2005 BMW 330xi, N/A
Fits 2001-2005 BMW 525i, N/A
Fits 2001-2005 BMW 530i, N/A
Fits 1999-2002 BMW Z3, N/A
Fits 2000 BMW 323Ci, N/A
Fits 2000 BMW 323i, N/A
Fits 2000 BMW 323ti, N/A
Fits 2000 BMW 328Ci, N/A
Fits 1999-2000 BMW 328i, N/A
Fits 1999-2000 BMW 528i, N/A

Quality Assurance

Gates positions this integrated thermostat housing as an OE Exact aftermarket alternative for vehicles using integrated thermostat assemblies. The brand’s research and development focus on thermostat housing solutions supports accurate temperature control for BMW cooling system service.

This part fits 79 vehicles

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

Year	Make	Model	Liters	Cylinders	Fuel Type	Position	Notes
2006	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2006	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2006	BMW	X3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2006	BMW	X3	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2006	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2006	BMW	Z4	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	325i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	325xi	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	330i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	330xi	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	525i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	530i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	X3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	X3	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	Z4	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2005	BMW	Z4	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	325i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	325xi	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	330i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	330xi	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	525i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	530i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	X3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	X3	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	Z4	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2004	BMW	Z4	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	325i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	325xi	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	330i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	330xi	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	525i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	530i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	Z4	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2003	BMW	Z4	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	325i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	325xi	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	330i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	330xi	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	525i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	530i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	Z3	2.2L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	Z3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2002	BMW	Z3	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	325Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	325i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	325xi	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	330Ci	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	330i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	330xi	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	525i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	530i	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	X5	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	Z3	2.2L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	Z3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2001	BMW	Z3	3.0L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	323Ci	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	323i	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	323ti	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	328Ci	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	328i	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	528i	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	Z3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
2000	BMW	Z3	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
1999	BMW	328i	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
1999	BMW	528i	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
1999	BMW	Z3	2.5L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
1999	BMW	Z3	2.8L	L6	GAS	N/A	206 Degree; OE Temperature; Seal included; Integrated Housing Thermostat
No rows match your filter.

Directly replaces or cross-references 13 part numbers

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

AMS Automotive — 4602Dorman - Conduct-Tite — 85955Dorman - Conduct-Tite — 86177Dorman - OE Solutions — 902-813Gates — 33934Genuine — 11537509227Motorad — 467-185Quality-Built — 14602314424671842320611530139877TM1397