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  • 100% TIG-welded
  • 2-3/4" thick tube and fin core
  • Increased coolant capacity over stock
  • Billet aluminum inlet and outlet


This AFE 46-52031 BladeRunner Street Series Radiator is designed specifically for the Duramax LB7/LLY engine in 2001-2005 models. It features an increased core size and is constructed with aircraft-grade aluminum for maximum heat dissipation and better coolant flow than the factory radiator for optimum cooling efficiency. The all-aluminum construction provides superior durability and strength to ensure long lasting performance. This radiator is designed to provide superior cooling performance and reliability in any street-driven vehicle. It also comes with a 2-year limited warranty for added peace of mind.


FITS- 2001-2005 GMC/Chevrolet Duramax w/ 6.6L LB7/LLY




AFE 46-52031 BladeRunner Street Series Radiator Duramax LB7/LLY (2001-2005)

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