Banks Power Techni-Cooler Systems (25978) for a 04-05 Silverado 2500 HD, 04-04 Silverado 2500, 04-05 Silverado 3500, 04-05 Sierra 2500 HD, 04-04 Sierra 2500 and 04-05 Sierra 3500. Banks Power 04-05 Chevy 6.6L LLY Techni-Cooler System.
NOTES: Banks Power 04-05 Chevy 6.6L LLY Techni-Cooler System (PN: 25978)
3 inch mandrel-bent boost tubes High-efficiency custom-machined end tanks 25 Percent thicker core with 34 Percent more volume Emissions compliant: CARB EO D-161-90. 3 inch mandrel-bent boost tubes;High-efficiency custom-machined end tanks;25% thicker core with 34% more volume;Emissions compliant: CARB EO D-161-90.
Eliminates restrictions with big boost tubes; huge inlet/outlet; thick core and rugged; streamlined all aluminum end tanks. Increases boosted air density for higher continuous power and more mpg.