![Charge Air Cooler Hose ~ 4.00 x 6.50 in. | Freightliner / Alliance 01-21200-000 / 01-17112-000 / 01-16541-006 | FleetRun FR-COOL358](http://fleetruntruckparts.com/cdn/shop/products/charge-air-cooler-hose-4-00-x-6-50-in-freightliner-alliance-01-21200-000-01-17112-000-01-16541-006-fleetrun-fr-cool358_600x.png?v=1659812304)
Charge Air Cooler (CAC) Hoses are a key part to a cooling system and are used across all application on tractors / trucks to push cool air from the turbo into the intake of the engine. Our charge air cooler / intercooler hoses are made with quality in mind, meeting or exceeding OEM standards.