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Buick Rainier Radiator

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Buick Rainier Radiator, Replacement Radiator - Natural, Direct Fit

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$161.83 $641.49 You Save $479.66 (75%)
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Instead of 162,
RADIATOR, BRAND NEW

  • Leak-tested aftermarket radiator
  • Maximum cooling efficiency and perfect fit
  • 1-year, unlimited-mileage warranty

Protect your car from overheating and restore its cooling efficiency with this Direct Fit OE Radiator from Replacement. Made using high quality materials for durability and long-time functionality.

Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in body parts and lighting products; it also stocks OE Replacement electrical, brakes, suspension, intake, exhaust, cooling and heating parts.

  • Brand SKU#: Replacement P2458
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: Same day - 1 business day
  • Automatic Transmission Cooler: Yes
  • Configuration: 18 x 27 in. core
  • Core Dimensions: 18.11 x 26.69 x 1.02 in.
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Location: Top Passenger side
  • Inlet Size: 1.31 in.
  • Notes: 2.25 x 27.38 in. top header; 2.25 x 27.17 in. bottom header
  • Numberof Rows: 1
  • Outlet Location: Bottom Driver Side
  • Outlet Size: 1.56 in.
  • Replaces D P I Number: 2458
  • Replaces OE Number: 15196385
  • Replaces Partslink Number: GM3010420
  • Warranty: 1-year, unlimited-mileage warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L
Customer Review: (see review/s)

Buick Rainier Radiator, CSF Radiator - Natural, Direct Fit

$119.03 $140.46 You Save $21.43 (15%)
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CSF RADIATOR, ALUMINUM CORE/PLASTIC TANKS, 1-ROW -- 18.12 x 27.06 x 0.94 in. core size, 27.19 x 1.94 in. inlet/outlet tank header size, 1.38 in. top inlet right hose fittings, 1.56 in. bottom outlet left hose fittings, 11.5 in. transmission oil cooler size, plate type; Engineered to the highest specifications; No need to move fittings, drill additional holes, or stretch hoses to fit properly because it will fit exactly the same as with the original manufacturer's parts; Designed to match the exact materials in the OE installed radiator.
  • Brand SKU#: CSF 3107
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Configuration: 18 x 27 in. core
  • Core Dimensions: 18.13 x 27.06 x 0.94 in.
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Size: 1.38 in.
  • Numberof Rows: 1
  • Outlet Size: 1.56 in.
  • Replaces D P I Number: 2458
  • Warranty: 2-year limited warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L
Customer Review: (see review/s)

Buick Rainier Radiator, Silla Radiator - Natural, Direct Fit

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$150.72 $177.85 You Save $27.13 (15%)
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SILLA RADIATOR, ALUMINUM CORE/PLASTIC TANK, 1-ROW, NEW -- 18 x 26.5 x 1 in. core size, 1.25 in. Inlet size, 1.5 in. outlet size, 2.38 x 27.56 in. top and bottom header, top right inlet location, bottom left outlet location; With 11.5 in. 4-plate transmission oil cooler; Without engine oil cooler; Engineered and manufactured under the highest quality standards; Effectively boosts engine functions; Distinguished for outstanding, reliable, and efficient performance; With lifetime Silla limited warranty.
  • Brand SKU#: Silla 2625A
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Configuration: 18 x 27 in. core
  • Core Dimensions: 18 x 26.5 x 1 in.
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Location: Top right
  • Inlet Size: 1.25 in.
  • Numberof Rows: 1
  • Outlet Size: 1.5 in.
  • Replaces D P I Number: 2458
  • Replaces OE Number: 8524729630
  • Warranty: Lifetime limited warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L
Customer Review: (see review/s)

Buick Rainier Radiator, Spectra Radiator - Natural, Direct Fit

$149.73 $176.68 You Save $26.95 (15%)
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SPECTRA RADIATOR, ALUMINUM CORE/PLASTIC TANK, 1-ROW, NEW -- 18 x 26.5 x 1 in. core size, 2.38 x 27.56 in. inlet and outlet header, 1.31 in. inlet size, 1.56 in. outlet size; With 11.5 in. 4-plate transmission oil cooler; Without engine oil cooler; Includes two GM 0.38 in. Quick Connect O/C adapter x 0.63 in. - 18 UNF male, disconnect tool, and instruction sheet; 100 percent leak tested; Made with the highest grade of materials to ensure product longevity; Manufactured under ISO 9001/TS 16949 quality system; Tested in an endurance simulator in order to exceed OE standards; With 2-year Spectra warranty.
  • Brand SKU#: Spectra CU2458
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: 1-2 Business Days
  • Automatic Transmission Cooler: Yes
  • Configuration: 18 x 27 in. core
  • Core Dimensions: 18 in. x 26.5 in. x 1 in.
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Includes: Two GM 0.38 in. Quick Connect O/C adapter x 0.62 in. - 18 UNF male, disconnect tool, radiator instruction sheet
  • Inlet Size: 1.31 in.
  • Numberof Rows: 1
  • Outlet Size: 1.56 in.
  • Replaces D P I Number: 2458
  • Warranty: 2-year Spectra limited warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L

Buick Rainier Radiator, Flex-A-Lite Flex-A-Fit Application Specific Radiator & Fan Kit Radiator - Natural, With Fan, Direct Fit

$1,279.95 $1,510.34 You Save $230.39 (15%)
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FLEX-A-LITE – FLEX-A-FIT RADIATOR AND FAN KITS

Flex-a-fit radiator and fan kits by Flex-a-lite take the cooling capacity of the engine block to the max with a 1” dual all-aluminum core radiator with its patented ‘T’ channel design that enables the radiator to dissipate heat 130 percent better than other radiators can. Paired with a Flex-a-lite electric fan that covers the entire core to boost cooling capacity another 40 percent. Founded in 1962, Flex-a-lite invented the first flexible radiator fan to dramatically reduce engine load and improve the vehicle’s performance. All Flex-a-lite products are proudly designed and manufactured in America.

  • Made in America
  • Flex-a-lite radiator has 1” tubes with all-aluminum dual core, hand-welded to side tanks
  • Patented ‘T’ channels disperse heat 130 percent better and make accessories easier to mount
  • Premium Flex-a-lite electric fan covers 100% of the core to improve cooling capacity by 40%
  • Quick and easy to bolt-on
  • Can configure fan as pusher, puller or reversible style
  • Available with single or dual fans
  • Kit includes mounting hardware
  • Universal fit for most vehicles
  • Unique heat-dissipating fins on BOTH sides of radiator increase surface area 300%
  • Available with left or right inlet and downflow or crossflow design
  • Radiator cap not included
  • 1-year warranty
  • Brand SKU#: Flexalite 57291
  • Series: Flex-A-Lite Flex-A-Fit Application Specific Radiator & Fan Kit
  • Type: With Fan
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Kit
  • Recommended Use: Performance
  • Tank Material: Aluminum
  • Anticipated Ship Out Time: 4-5 business days
  • Automatic Transmission Cooler: No
  • Core Height: 18 in.
  • Core Material: Aluminum
  • Core Thickness: 2 1/4 in.
  • Core Width: 32 3/8 in.
  • Engine Oil Cooler: No
  • Includes: Mounting Hardware, Electric Fan and Variable Speed Fan Control With Adjustable Thermostat and Built-in A/C Relay
  • Inlet Location: Driver Side
  • Inlet Size: 1 1/4 in.
  • Notes: Radiator & Fan Combination (Flex-A-Lite #294 Fan); Fits 1999-2012 GM Full-Size Trucks and SUVs; 32 In. Core; 6000 CFM Air Flow; 36 AMP Draw; 8 Blades; Dual 15 Fan Diameter; Includes Variable Speed Control with A/C Relay
  • Numberof Rows: 2
  • Outlet Location: Passenger Side
  • Outlet Size: 1 1/2 in.
  • Overall Height: 18 1/2 in.
  • Overall Thickness: 7 in.
  • Overall Width: 38 in.
  • Warranty: 1-year Flexalite limited warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 8 Cyl 5.3L
  • 2004-2007 | CXL | 8 Cyl 5.3L

Buick Rainier Radiator, Metrix Radiator - Direct Fit

$153.95 $208.67 You Save $54.72 (26%)
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Availability: In Stock
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Metrix Radiator

The Metrix brand radiator meets or exceeds the vehicle manufacturer specifications for performance, quality and fit.
  • OE-Equivalent.
  • Direct fit for easy installation.
  • High quality corrosion resistant materials.
  • OE Style mounting brackets and hose connections.
  • Integrated transmission oil cooler when applicable.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.


  • Brand SKU#: Metrix W0133-1763257
  • Product Fit: Direct Fit
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: Same day - 1 business day
  • Core Dimensions: 27 x 18.13 x 0.88 in.
  • Core Material: Aluminum
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L

Buick Rainier Radiator, GPD Radiator - Natural, Direct Fit

$176.20 $207.92 You Save $31.72 (15%)
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Availability: In Stock
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GPD Radiator is made to meet or surpass the strict requirements of the automakers. This Radiator is built using only high quality materials and above the standards components available in the market today. With GPD's tough standards to quality, you are assured the this Radiator is made to function better and last longer.

Global Parts Distributors, L.L.C. (GPD) has been a known supplier of AC parts in the automotive market for many years. The brand carries a complete line of AC products that are guaranteed to last longer, function just like your old AC parts, and perfectly fit to your own vehicle. From late model vehicles to the heavy duty applications, GPD is the brand you can depend on.

GPD also takes responsibility in providing their customers with unequaled support and services. The company works very hard to supply every information and tools needed in today's market. With dependability, functionality, and quality in mind, GPD is the most reliable air conditioning suppliers in the industry today.

  • Brand SKU#: GPD 2458C
  • Color/Finish: Natural
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Tank Material: Plastic
  • Anticipated Ship Out Time: Same day - 1 business day
  • Automatic Transmission Cooler: Yes
  • Configuration: 18 x 27 in. core
  • Core Dimensions: 17.81 x 26.81 x 1 in.
  • Core Material: Aluminum
  • Engine Oil Cooler: No
  • Inlet Size: 1.31 in.
  • Numberof Rows: 1
  • Outlet Size: 1.56 in.
  • Replaces D P I Number: 2458
  • Replaces OE Number: 52485546
  • Warranty: 1-year limited warranty
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Fits the following Buick Rainier Years

  • 2004-2005 | CXL Plus | 6 Cyl 4.2L
  • 2004-2007 | CXL | 6 Cyl 4.2L

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