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Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$23.24
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product details
- SKU 591|902754
- Barcode 37495597494
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Product Description
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
- Ideal replacement - this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
- Durable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable - offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design - professionally engineered by the aftermarket leader in replacement thermostat housings
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 3500 (Mexico) | V8 350 5.7L; Mexico Region | Cover | |
| 2006 | Chevrolet | Silverado 3500 | V8 350 5.7L; Mexico Region | Cover | |
| 2005 | Chevrolet | Silverado 3500 | V8 350 5.7L; Mexico Region | Cover | |
| 2004 | Chevrolet | Silverado 3500 | V8 350 5.7L | Cover | |
| 2003 | Chevrolet | Silverado 3500 | V8 350 5.7L | Cover | |
| 2003 | Chevrolet | W3500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2003 | Chevrolet | W4500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2003 | GMC | W3500 Forward | V8 350 5.7L; GAS | Cover | |
| 2003 | GMC | W4500 Forward | V8 350 5.7L; GAS | Cover | |
| 2003 | Isuzu | NPR | V8 350 5.7L; GAS | Cover | |
| 2003 | Isuzu | NPR-HD | V8 350 5.7L; GAS | Cover | |
| 2002 | Chevrolet | Express 1500 | V8 305 5.0L | Cover | |
| 2002 | Chevrolet | Express 1500 | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | Express 2500 | V8 305 5.0L | Cover | |
| 2002 | Chevrolet | Express 2500 | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | Express 3500 | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | Silverado 2500 | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | Sonora (Mexico) | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | Suburban 1500 | V8 350 5.7L | Cover | |
| 2002 | Chevrolet | W3500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2002 | Chevrolet | W4500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2002 | GMC | Savana 1500 | V8 305 5.0L | Cover | |
| 2002 | GMC | Savana 1500 | V8 350 5.7L | Cover | |
| 2002 | GMC | Savana 2500 | V8 305 5.0L | Cover | |
| 2002 | GMC | Savana 2500 | V8 350 5.7L | Cover | |
| 2002 | GMC | Savana 3500 | V8 350 5.7L | Cover | |
| 2002 | GMC | W3500 Forward | V8 350 5.7L; GAS | Cover | |
| 2002 | GMC | W4500 Forward | V8 350 5.7L; GAS | Cover | |
| 2002 | Isuzu | NPR | V8 350 5.7L; GAS | Cover | |
| 2002 | Isuzu | NPR-HD | V8 350 5.7L; GAS | Cover | |
| 2001 | Chevrolet | Express 1500 | V8 305 5.0L | Cover | |
| 2001 | Chevrolet | Express 1500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Express 2500 | V8 305 5.0L | Cover | |
| 2001 | Chevrolet | Express 2500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Express 3500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Silverado 2500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Sonora (Mexico) | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Suburban 1500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | Suburban 2500 | V8 350 5.7L | Cover | |
| 2001 | Chevrolet | W3500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2001 | Chevrolet | W4500 Tiltmaster | V8 350 5.7L; GAS | Cover | |
| 2001 | GMC | Savana 1500 | V8 305 5.0L | Cover | |
| 2001 | GMC | Savana 1500 | V8 350 5.7L | Cover | |
| 2001 | GMC | Savana 2500 | V8 305 5.0L | Cover | |
| 2001 | GMC | Savana 2500 | V8 350 5.7L | Cover | |
| 2001 | GMC | Savana 3500 | V8 350 5.7L | Cover | |
| 2001 | GMC | W3500 Forward | V8 350 5.7L; GAS | Cover | |
| 2001 | GMC | W4500 Forward | V8 350 5.7L; GAS | Cover | |
| 2001 | Isuzu | NPR | V8 350 5.7L; GAS | Cover | |
| 2001 | Isuzu | NPR-HD | V8 350 5.7L; GAS | Cover |
Product Specifications
| Air Vent (Bleeder Valve): | No |
|---|---|
| Bolts Included: | No |
| Color: | Natural |
| Gasket Or Seal Included: | Yes |
| Housing Neck Angle (°): | 45 deg |
| Material: | Metal |
| Mounting Hole Diameter: | 0.375 in |
| Mounting Hole Quantity: | 2 |
| O Rings Included: | No |
| Outside Diameter: | 1.25 in |
| Package Contents: | Thermostat Housing with Gasket |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Thermostat Included: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 12556594 | GENERAL MOTORS |
| 8-12556-594-0 | ISUZU |
