Chevrolet Trailblazer EXT Radiators and Coolers
This page covers radiators and coolers for the Chevrolet Trailblazer EXT across model years 2002–2009, including radiators, automatic transmission oil coolers, and engine oil cooler mounting kits. Pick your Chevrolet Trailblazer EXT's year above to narrow the list to radiators and coolers with confirmed fitment. Every part shown is checked against our vehicle data.
Hayden Automotive 679 Rapid-Cool Plate and Fin Transmission Cooler
Derale Performance 13950 Atomic-Cool Transmission Cooler Kit with 500 CFM Electric Fan -6AN
Hayden Automotive 677 Rapid-Cool Plate and Fin Transmission Oil Cooler Kit
Derale Performance 13700 Electra-Cool 16-Pass Remote Fluid Cooler with 650 CFM Fan -6AN
Derale Performance 13750 15 Row Atomic Cool Remote Fluid Cooler with Fan -6AN
Derale Performance 33502 13 Row Series 8000 Plate & Fin Transmission Cooler 11/32" Barb
Hayden Automotive 678 Rapid-Cool Transmission Oil Cooler 11" x 9.5" x 0.75"
Derale Performance 15602 10-Row Stack Plate Engine Oil Cooler Kit with Thermostatic Sandwich Adapter
Derale Performance 13502 13 Row Series 8000 Plate & Fin Transmission Cooler Kit
Koyo OE Replacement Radiator with Aluminum Core and Integrated Transmission Cooler
Hayden Automotive 401 Ultra-Cool Tube and Fin Transmission Oil Cooler
Hayden Automotive 293 Universal Metal Oil Cooler Line Kit with 3/8" Tubes and 1/2" NPT Fittings
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What's here for your Chevrolet Trailblazer EXT
- Automatic Transmission Oil Coolers — universal and application-specific units
- Radiators — OE replacement and performance options
- Engine Oil Cooler Mounting Kits — hardware and gasket sets for installation
The widest selection here comes from Hayden Automotive, Four Seasons, Derale Performance, and ACDelco, covering a range of replacement, performance, and kit configurations. Other categories Chevrolet Trailblazer EXT owners shop for: Chevrolet Trailblazer EXT Springs and Suspension Parts, Chevrolet Trailblazer EXT Valve Train Parts and Chevrolet Trailblazer EXT HVAC Temperature Controls, or browse all Chevrolet Trailblazer EXT parts and accessories.