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One Stop Solutions 2837 Radiator
| Brand | One Stop Solutions 2837 |
|---|---|
| Cap Included | NO |
| Core Height | 29 5/16 |
| Core Material | PA |
| Core Row Quantity | 1 |
| Core Thickness | 22 |
| Core Thickness | 7/8 |
| Core Width | 14 |
| Down Flow Or Cross Flow Type | CROSSFLOW |
| Engine Oil Cooler Included | NO |
| Engine Oil Cooler Type | NONE |
| Inlet Diameter | 1 5/16 |
| Inlet Header Length | 15 |
| Inlet Header Width | 2 |
| Outlet Diameter | 1 5/16 |
| Outlet Header Length | 15 |
| Outlet Header Width | 2 |
| Tank Material | PLASTIC |
| Transmission Oil Cooler Distance between Fittings | 11 1/2 |
| Transmission Oil Cooler Included | YES |
| Transmission Oil Cooler Type | PLATED |
| Fits | Chevrolet, Buick, and Pontiac · 20 vehicles |
OE form and function. Drop-in fit with no modifications needed.
Premium aluminum construction. Cadmium-plated tubes help resist premature failure.
Individually pressure tested. Built to help ensure leak-free performance.
Cross-references APDI 8012837, Four Seasons 56513 and Koyorad A2837 for the same application. See all 6.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
OSC Premium Radiator for GM Applications
The One Stop Solutions 2837 radiator is built for OE-style cooling performance in select Chevrolet, Buick, and Pontiac vehicles. It uses premium-grade aluminum construction with plastic tanks, a crossflow design, and an integrated plated transmission oil cooler to support stable engine temperatures and transmission fluid control.
Compatible With 2005-2011 Chevrolet Impala, Buick Allure, Buick LaCrosse, Pontiac Grand Prix, and Chevrolet Monte Carlo applications, including 2006-2011 Chevrolet Impala police package models. The 2837 radiator is engineered for direct replacement fitment and consistent cooling performance.
Key Features
- Crossflow radiator design with a single-row core
- Core dimensions: 29 5/16 in. height, 22 in. thickness, and 14 in. width
- 1 5/16 in. inlet and outlet diameters
- Plated transmission oil cooler included
- Plastic tank construction with PA core material
- Die-cut gasket design for leak resistance
- Individually pressure tested during production
- Factory-style fitment with necessary fittings or hardware included in each unit
Detailed Description
One Stop Solutions part number 2837 is an OSC Premium New Automotive Radiator designed to match original equipment form and function. It uses premium aluminum tubes and fins, cadmium-plated internal and external tube surfaces, and factory-style component placement to support durability in demanding cooling systems. The radiator is built with a plated transmission cooler and no engine oil cooler, matching the listed OE-style configuration.
This radiator cross-references APDI 8012837 and Spectra Premium CU2837 for the same application. It is a direct replacement choice for Chevrolet Impala, Buick LaCrosse, Buick Allure, Pontiac Grand Prix, and Chevrolet Monte Carlo cooling system service where the original radiator has failed or cooling efficiency has declined.
Common Problems This Part Addresses
- Coolant leaks from a cracked or aging radiator tank
- Overheating caused by restricted or damaged radiator flow
- Transmission fluid temperature issues related to a failing cooler circuit
- Reduced cooling performance from worn fins, tubes, or internal corrosion
- Fitment problems after replacing a damaged OE radiator
Installation Notes and Tips
Verify inlet and outlet sizes, core dimensions, and transmission cooler line spacing before installation. Confirm vehicle configuration against the listed fitment, especially for 2006-2011 Chevrolet Impala police package applications. Inspect hoses, clamps, and cooler lines for wear before transferring the new radiator into service.
Fits 2006-2011 Chevrolet Impala, N/A; 2006-2011 Chevrolet Impala, N/A, W/ POLICE PACKAGE; 2008-2009 Buick Allure, N/A; 2008-2009 Buick LaCrosse, N/A; 2005-2008 Pontiac Grand Prix, N/A; 2006-2007 Chevrolet Monte Carlo, N/A.
Quality Assurance
OSC radiators are individually pressure tested during production, with the transmission and engine oil cooler circuits tested before tank installation and the completed radiator tested again after assembly. The design also incorporates engineering updates aimed at improving durability in higher-mileage vehicles.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2010 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2009 | Buick | Allure | 5.3L | V8 | N/A | — |
| 2009 | Buick | LaCrosse | 5.3L | V8 | N/A | — |
| 2009 | Chevrolet | Impala | 5.3L | V8 | N/A | — |
| 2009 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2008 | Buick | Allure | 5.3L | V8 | N/A | — |
| 2008 | Buick | LaCrosse | 5.3L | V8 | N/A | — |
| 2008 | Chevrolet | Impala | 5.3L | V8 | N/A | — |
| 2008 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2008 | Pontiac | Grand Prix | 5.3L | V8 | N/A | — |
| 2007 | Chevrolet | Impala | 5.3L | V8 | N/A | — |
| 2007 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2007 | Chevrolet | Monte Carlo | 5.3L | V8 | N/A | — |
| 2007 | Pontiac | Grand Prix | 5.3L | V8 | N/A | — |
| 2006 | Chevrolet | Impala | 5.3L | V8 | N/A | — |
| 2006 | Chevrolet | Impala | 3.9L | V6 | N/A | W/ POLICE PACKAGE |
| 2006 | Chevrolet | Monte Carlo | 5.3L | V8 | N/A | — |
| 2006 | Pontiac | Grand Prix | 5.3L | V8 | N/A | — |
| 2005 | Pontiac | Grand Prix | 5.3L | V8 | N/A | — |
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