Chevrolet Trailblazer Radiators and Coolers
This page brings together radiators and coolers for the Chevrolet Trailblazer, covering model years 2002–2025, including automatic transmission oil coolers, radiators, engine oil cooler line connectors, and mounting kits. Select your year above and we'll show only the radiators and coolers that fit your Chevrolet Trailblazer. Fitment is checked against our vehicle data for every part listed.
Derale Performance 13950 Atomic-Cool Transmission Cooler Kit with 500 CFM Electric Fan -6AN
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
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
Derale Performance 35601 LS Engine Oil Cooler Block-Off Adapter with 1/8" NPT Ports
What's here for your Chevrolet Trailblazer
- Automatic Transmission Oil Coolers
- Radiators (OE replacement and performance fitments)
- Engine Oil Cooler Line Connectors
- Engine Oil Cooler Mounting Kits
The widest selection here comes from Hayden Automotive, Four Seasons, Derale Performance, and ACDelco, offering a range of universal-fit and direct-replacement parts as well as performance-oriented options. Other categories Chevrolet Trailblazer owners shop for: Chevrolet Trailblazer Springs and Suspension Parts, Chevrolet Trailblazer Shocks and Struts and Chevrolet Trailblazer Doors and Door Parts, or browse all Chevrolet Trailblazer parts and accessories.