Discount Auto Parts and Accessories Auto Parts Since 2008
Call To Order: 1-800-541-9352

Get the Best Priced Chevrolet Trailblazer EXT Radiator

Select Your Vehicle:

Get affordable Chevrolet Trailblazer EXT radiators you deserve. In just 10 minutes, you could save up to 80% with PartsGeek. Save time and dollars on your next Trailblazer EXT auto radiators purchase. Over 12 Years of saving people money and providing great customer service. Check our low-cost options today. The average cost for radiator replacement is between $107.98 and $218.98

Chevrolet Trailblazer EXT Radiator Reviews
Loading Reviews...
  • Buy With Confidence
    Delivering reliable auto parts service since 2008
  • 30 Day Returns
    Ordered the wrong part? Enjoy peace of mind with easy returns
  • Call To Order
    Heed help ordering? Call us toll free at 1-800-541-9352 to order
  • Fast Delivery
    Get the parts and accessories you need when you need them
  • Huge Selection
    Huge selection of OEM, stock replacement or aftermarket accessories
  • Competitive Prices
    We have the all the parts you need at the most competitive prices

Shop Chevrolet Trailblazer EXT Replacement Radiator

Search our online radiator catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured Chevrolet Trailblazer EXT Radiator parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day.

We stock these Radiator brands for the Chevrolet Trailblazer EXT: GPDSpectra PremiumAC DelcoAPIMetrixAPDIOSC AutomotiveDIY Solutions

Select your Trailblazer EXT year

Review Fitment Notes
Showing 18 of 104 Results
GPD Radiator - for 2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 2458C Click to Enlarge
5 Stars
GPD 2458C
Radiator
Loading Reviews...
Part Number: 2458C
Brand: GPD
Notes: Radiator
  • Direct fit replacement
  • Durability tested on every new design
  • Radiators are an important part of the engine's cooling system. The main function of the radiator is to extract and dissipate heat from the engine. Radiators help cool the engine for optimal performance.
  • 100% Leak tested
  • Designed to meet/exceed OE fit, form and function
Condition: New
Shipping Options: Ground
$119.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl
Spectra Premium Radiator - for 2003 Chevrolet Trailblazer EXT 4.2L 6 Cyl - CU2458 Click to Enlarge
5 Stars
Spectra Premium CU2458
Radiator
Loading Reviews...
Part Number: CU2458
Brand: Spectra Premium
Notes: Radiator -- Radiator Cap Is Required
Condition: New
Shipping Options: Ground
$131.43
(1) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Chevrolet Trailblazer EXT 4.2L 6 Cyl
GPD Radiator - for 2002 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 2458C Click to Enlarge
5 Stars
GPD 2458C
Radiator
Loading Reviews...
Part Number: 2458C
Brand: GPD
Notes: Radiator
  • Direct fit replacement
  • Durability tested on every new design
  • Radiators are an important part of the engine's cooling system. The main function of the radiator is to extract and dissipate heat from the engine. Radiators help cool the engine for optimal performance.
  • 100% Leak tested
  • Designed to meet/exceed OE fit, form and function
Condition: New
Shipping Options: Ground
$119.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Chevrolet Trailblazer EXT 4.2L 6 Cyl
GPD Radiator - for 2005 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 2458C Click to Enlarge
5 Stars
GPD 2458C
Radiator
Loading Reviews...
Part Number: 2458C
Brand: GPD
Notes: Radiator
  • Direct fit replacement
  • Durability tested on every new design
  • Radiators are an important part of the engine's cooling system. The main function of the radiator is to extract and dissipate heat from the engine. Radiators help cool the engine for optimal performance.
  • 100% Leak tested
  • Designed to meet/exceed OE fit, form and function
Condition: New
Shipping Options: Ground
$119.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2005 Chevrolet Trailblazer EXT 4.2L 6 Cyl
GPD Radiator - for 2003 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 2458C Click to Enlarge
5 Stars
GPD 2458C
Radiator
Loading Reviews...
Part Number: 2458C
Brand: GPD
Notes: Radiator
  • Direct fit replacement
  • Durability tested on every new design
  • Radiators are an important part of the engine's cooling system. The main function of the radiator is to extract and dissipate heat from the engine. Radiators help cool the engine for optimal performance.
  • 100% Leak tested
  • Designed to meet/exceed OE fit, form and function
Condition: New
Shipping Options: Ground
$119.43
(99) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Chevrolet Trailblazer EXT 4.2L 6 Cyl
AC Delco Radiator - for 2005 Chevrolet Trailblazer EXT 4.2L 6 Cyl - W0133-1763257 Click to Enlarge
5 Stars
AC Delco W0133-1763257
Radiator
Loading Reviews...
Part Number: W0133-1763257
Brand: AC Delco
Notes: GM OE Lifetime Warranty
Condition: New
Shipping Options: Ground Shipping
OEM
List Price:
$253.33
Our Price: $187.58
View Details
This Part Fits:
Catalog: A
Vehicle Engine
2005 Chevrolet Trailblazer EXT 4.2L 6 Cyl
AC Delco Radiator - for 2002 Chevrolet Trailblazer EXT - W0133-1763257 Click to Enlarge
5 Stars
AC Delco W0133-1763257
Radiator
Loading Reviews...
Part Number: W0133-1763257
Brand: AC Delco
Notes: GM OE Lifetime Warranty
Condition: New
Shipping Options: Ground Shipping
OEM
List Price:
$253.33
Our Price: $187.58
View Details
This Part Fits:
Catalog: A
Vehicle
2002 Chevrolet Trailblazer EXT
Spectra Premium Radiator - for 2002 Chevrolet Trailblazer EXT 4.2L 6 Cyl - CU2458 Click to Enlarge
5 Stars
Spectra Premium CU2458
Radiator
Loading Reviews...
Part Number: CU2458
Brand: Spectra Premium
Notes: Radiator -- Radiator Cap Is Required
Condition: New
Shipping Options: Ground
$131.43
(1) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2002 Chevrolet Trailblazer EXT 4.2L 6 Cyl
Spectra Premium Radiator - for 2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl - CU2458 Click to Enlarge
5 Stars
Spectra Premium CU2458
Radiator
Loading Reviews...
Part Number: CU2458
Brand: Spectra Premium
Notes: Radiator -- Radiator Cap Is Required
Condition: New
Shipping Options: Ground
$131.43
(1) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl
API Radiator - for 2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 1605-370358 Click to Enlarge
5 Stars
API 1605-370358
Radiator
Loading Reviews...
Part Number: 127823-07407870
Brand: API
Notes: Radiator
Condition: New
Shipping Options: Ground
$107.98
(26) In Stock
This Part Fits:
Catalog: P
Vehicle Engine
2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl
Metrix Radiator - for 2002 Chevrolet Trailblazer EXT - W0133-1763257 Click to Enlarge
5 Stars
Metrix W0133-1763257
Radiator
Loading Reviews...
Part Number: W0133-1763257
Brand: Metrix
Notes: Aluminum Core
Product Remark: Plastic Tank
Condition: New
Shipping Options: Ground Shipping
List Price:
$224.04
Our Price: $108.58
View Details
This Part Fits:
Catalog: A
Vehicle
2002 Chevrolet Trailblazer EXT
AC Delco Radiator - for 2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl - W0133-1763257 Click to Enlarge
5 Stars
AC Delco W0133-1763257
Radiator
Loading Reviews...
Part Number: W0133-1763257
Brand: AC Delco
Notes: GM OE Lifetime Warranty
Condition: New
Shipping Options: Ground Shipping
OEM
List Price:
$253.33
Our Price: $187.58
View Details
This Part Fits:
Catalog: A
Vehicle Engine
2004 Chevrolet Trailblazer EXT 4.2L 6 Cyl
AC Delco Radiator - for 2003 Chevrolet Trailblazer EXT 5.3L V8 LM4 VIN: P - 21506 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 21506
Brand: AC Delco
Notes: Radiator -- New; A/C FRONT AUTO/AUX CONTROL (CJ2), A/C FRONT MAN/AUX CONTROL (CJ3), MORAINE, OH PLANT CODE (DAY), OKLAHOMA CITY, OK PLANT CODE (OKL); CORE SIZE 27IN X 18 1/8IN X 7/8IN, CODE GBE, CAY, TRANSMISSION OIL COOLER
Condition: New
Shipping Options: Ground
$205.43
(1) In Stock
This Part Fits:
Catalog: B
Vehicle Engine Transmission
2003 Chevrolet Trailblazer EXT 5.3L V8 LM4 VIN: P 4L60-E Automatic 4 Spd
Spectra Premium Radiator - for 2004 Chevrolet Trailblazer EXT 5.3L V8 - CU2563 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: CU2563
Brand: Spectra Premium
Notes: Radiator -- Radiator Cap Is Required
Condition: New
Shipping Options: Ground
$135.43
View Details
This Part Fits:
Catalog: B
Vehicle Engine
2004 Chevrolet Trailblazer EXT 5.3L V8
APDI Radiator - for 2003 Chevrolet Trailblazer EXT 5.3L V8 - 8012563 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 8012563
Brand: APDI
Notes: Radiator
  • Increased thermal performance, enhanced design features, and design commonization for maximum availability with the minimum amount of parts.
  • Meets or exceeds the manufacturer's specifications that are ready to install.
  • Engineering and manufactured under ISO TS16949 quality system, every radiator is 100% leak tested.
Condition: New
Construction: Plastic Tank Aluminum
Core Row Quantity: 1
Shipping Options: Ground
$148.43
(5) In Stock
This Part Fits:
Catalog: B
Vehicle Engine
2003 Chevrolet Trailblazer EXT 5.3L V8
OSC Automotive Radiator - for 2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl - 2458 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 2458
Brand: OSC Automotive
Notes: Radiator
  • Hassle free installation
  • O.E. performance and exceptional quality
  • Engineering enhancements provide improved cooling and longer life cycle
  • Components are fitted and torqued in place to factory specifications
  • Premium grade tubes, fins, headers, tanks, and other components are used to make OSC radiators more durable.
  • Drop in fit, form and function. All necessary fittings or hardware are included in each unit for an easy install.
  • Complete Radiators 100% tested up to three times during production: OSC tests the transmission and engine oil coolers prior to installation into the tank. The radiator core is tested prior to assembly and then once the assembly is complete the unit is tes
  • Enhancements added to solve original design failures and to improve the life of high mileage vehicles: adding more fins per inch, thicker cores and even larger transmission coolers to overcome the added heat associated with these vehicles.
Condition: New
Shipping Options: Ground
$129.98
(13) In Stock
This Part Fits:
Catalog: C
Vehicle Engine
2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl
DIY Solutions Radiator - for 2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl - HVA01700 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: HVA01700
Brand: DIY Solutions
Notes: Radiator -- L6 4.2L
  • 100% Leak Tested - Built to strict quality control standards.
  • Direct Fit Replacement
  • Premium Aluminum Core
Condition: New
Shipping Options: Free Ground Shipping
$114.95
with FREE Shipping
View Details
This Part Fits:
Catalog: Q
Vehicle Engine
2006 Chevrolet Trailblazer EXT 4.2L 6 Cyl
AC Delco Radiator - for 2006 Chevrolet Trailblazer EXT 5.3L V8 LH6 VIN: M - 21506 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: 21506
Brand: AC Delco
Notes: Radiator -- New; A/C FRONT AUTO/AUX CONTROL (CJ2), A/C FRONT MAN/AUX CONTROL (CJ3); CORE SIZE 27IN X 18 1/8IN X 7/8IN, CODE GBE, CAY, TRANSMISSION OIL COOLER
Condition: New
Shipping Options: Ground
$218.98
(3) In Stock
This Part Fits:
Catalog: N
Vehicle Engine Transmission
2006 Chevrolet Trailblazer EXT 5.3L V8 LH6 VIN: M 4L60-E Automatic 4 Spd

Related Cooling System Parts

Radiators available for the following Chevrolet Trailblazer EXT years: 2006, 2005, 2004, 2003, 2002, 06, 05, 04, 03, 02. This part is also sometimes called Chevrolet Trailblazer EXT Auto Radiators. We stock radiator parts for most Chevrolet models including Impala, S10, Silverado 2500 HD, Silverado 1500, Malibu, C1500, Corvette, Camaro, Tahoe, Blazer, Tracker, K1500, Monte Carlo, Equinox, Trailblazer, Astro, Cavalier, Aveo, Cobalt, C10 Pickup, C10, Cruze, Colorado, Caprice, El Camino, Venture, HHR, Express 3500, Chevelle, Suburban 1500, K2500, Express 1500, C2500, Nova, Express 2500, Lumina, Sonic, Silverado 3500, Silverado 2500 and C3500.

Chevrolet Trailblazer EXT Radiator Reviews
5 of 5
Verified Customer
4/3/15 01:16 PM - USA

The price and comments of this brand of radiator drew me to it. I am very please with the product after one week of use. - Great product.

- 2005 Chevrolet Trailblazer EXT Radiator