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$129.95
GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
Part # 25205818
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GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
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Specifications
Brand: GM Genuine Parts
Part Number: 25205818
Part Type: Engine Coolant Thermostat Housing
Condition: New
Flange Length: 92 MM
Gasket Or Seal Included: No
Grade Type: Standard Replacement
Inlet Port Diameter: 1.18 IN
Inlet Tube Length: 1.18 IN
Inside Diameter: 0.98 IN
Material: Aluminum
Mounting Hardware Included: No
Mounting Hole Diameter: 0.28 IN
Bolt Hole Center To Bolt Hole Center: 2.99 IN
Bolt Hole Quantity: 2
Color: Natural
Features Benefits - Bullet 1: Houses the thermostat and allows connection between the radiator hose and the engine
Features Benefits - Bullet 2: Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Features Benefits - Bullet 3: GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features Benefits - Bullet 4: Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
Features Benefits - Bullet 5: GM regularly updates production and service part designs to integrate new materials and technologies
Flange Thickness: 12 MM
Flange Width: 2.72 IN
Height: 3.88 IN
Inlet Quantity: 1
Product Description: GM Genuine Parts Engine Coolant Thermostat Housings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These housings hold the thermostat and are a connectio
Programming Required: No
Warranty: 24 Months
Frequently Asked Questions
We're always here to help. If you can't find your answer, ask Rydon - our AI assistant will help you out.
What vehicles does this Engine Coolant Thermostat Housing fit?
This GM Genuine Parts Engine Coolant Thermostat Housing (Part #25205818) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.
Is this an OEM or aftermarket part?
This is a premium aftermarket Engine Coolant Thermostat Housing by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.
What warranty is included?
This GM Genuine Parts Engine Coolant Thermostat Housing is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.
How long does shipping take?
Free standard shipping on all orders. Most orders ship within 1-2 business days and arrive within 3-5 business days.
Can I return this if it does not fit?
30-day money-back guarantee. Return unused parts in original packaging for full refund.
Product Specifications
Brand
GM Genuine Parts
Part Type
Engine Coolant Thermostat Housing
Gasket Or Seal Included
No
Inlet Port Diameter
1.18 IN
Part Number
25205818
Flange Length
92 MM
Grade Type
Standard Replacement
Inlet Tube Length
1.18 IN
Flange Length92 MM
Gasket Or Seal IncludedNo
Grade TypeStandard Replacement
Inlet Port Diameter1.18 IN
Inlet Tube Length1.18 IN
Inside Diameter0.98 IN
MaterialAluminum
Mounting Hardware IncludedNo
Mounting Hole Diameter0.28 IN
Bolt Hole Center To Bolt Hole Center2.99 IN
Bolt Hole Quantity2
ColorNatural
Features Benefits - Bullet 1Houses the thermostat and allows connection between the radiator hose and the engine
Features Benefits - Bullet 2Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Features Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features Benefits - Bullet 4Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
Features Benefits - Bullet 5GM regularly updates production and service part designs to integrate new materials and technologies
Flange Thickness12 MM
Flange Width2.72 IN
Height3.88 IN
Inlet Quantity1
Product DescriptionGM Genuine Parts Engine Coolant Thermostat Housings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These housings hold the thermostat and are a connectio
Programming RequiredNo
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Part # 25205818GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
Brand GM Genuine PartsCondition NewEngine Coolant Thermostat HousingPosition Compressor to Separation Point24-mo warranty
$12995
$161.95SAVE 20%
Dealer charges $234.83SAVE 45%— You save $104.88
In Stock·7 left at this price
QTY
1
FREE
Shipping
Shipping
30-Day
Returns
Returns
24-Mo
Warranty
Warranty
Expert
Support
Support
OE REPLACEMENT
GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
|
Part #:25205818
|
Engine Coolant Thermostat Housing
$129.95In Stock
$161.95Save 20%
Pay in 4 interest-free payments of$32.49withPayPal
Quantity:
1
In Stock·7 left at this price
FREE delivery between Fri, Aug 14 to Fri, Aug 14
Ships To:Key Features
OEM-Equivalent QualityMeets/exceeds factory specs
American BusinessMaryland since 1986
24-Month WarrantyLimited coverage on every part
Free Same Day ShippingWe ship all orders the same business day before cutoff
Product HighlightsBeta
Reading the catalog · checking interchanges · researching…
What vehicles does this Engine Coolant Thermostat Housing fit?
This GM Genuine Parts Engine Coolant Thermostat Housing (Part #25205818) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.
Is this an OEM or aftermarket part?
This is a premium aftermarket Engine Coolant Thermostat Housing by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.
What warranty is included?
This GM Genuine Parts Engine Coolant Thermostat Housing is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.
How long does shipping take?
Free shipping on orders $50+. Most orders ship within 1-2 business days and arrive within 3-5 business days.
Can I return this if it does not fit?
30-day money-back guarantee. Return unused parts in original packaging for full refund.
GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
Part # 25205818
Main Image
Click to expand
1 / 3
$12995
$161.95SAVE 20%
Dealer charges $234.83SAVE 45%— You save $104.88
In Stock·7 left at this price
QTY
1
FREE
Shipping
Shipping
30-Day
Returns
Returns
24-Mo
Warranty
Warranty
Expert
Support
Support
OE REPLACEMENT
GM Genuine Parts Compressor to Separation Point Engine Coolant Thermostat Housing 25205818
|
Part #:25205818
|
Engine Coolant Thermostat Housing
$129.95In Stock
$161.95Save 20%
Pay in 4 interest-free payments of$32.49withPayPal
Quantity:
1
In Stock·7 left at this price
FREE delivery between Fri, Aug 14 to Fri, Aug 14Ships To:Key Features
OEM-Equivalent QualityMeets/exceeds factory specs
American BusinessMaryland since 1986
24-Month WarrantyLimited coverage on every part
Free Same Day ShippingWe ship all orders the same business day before cutoff
What vehicles does this Engine Coolant Thermostat Housing fit?
This GM Genuine Parts Engine Coolant Thermostat Housing (Part #25205818) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.
Is this an OEM or aftermarket part?
This is a premium aftermarket Engine Coolant Thermostat Housing by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.
What warranty is included?
This GM Genuine Parts Engine Coolant Thermostat Housing is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.
How long does shipping take?
Free shipping on orders $50+. Most orders ship within 1-2 business days and arrive within 3-5 business days.
Can I return this if it does not fit?
30-day money-back guarantee. Return unused parts in original packaging for full refund.
About This Engine Coolant Thermostat Housing
This GM Genuine Parts automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- •Unusual noises from the component area
- •Decreased vehicle performance
- •Warning lights on dashboard
- •Visible wear or damage
- •Failed vehicle inspection
GM Genuine Parts
Trusted Automotive Brand
GM Genuine Parts is a trusted manufacturer of quality automotive parts.
View all GM Genuine Parts productsInstallation Guide
Moderate
1-3 hours
Tools Needed
Basic hand toolsTorque wrenchVehicle service manual
Frequently Asked Questions
WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which are known to the State of California to cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts