The coolant recovery bottle acts as a reservoir for the engines cooling system. Once the engine has cooled down enough, vacuum is created in the coolant system and the coolant is sucked back into the coolant system.
Rear TRQ Brake Pad and Rotor Kit fits Ford F150 Heritage 2004 48VJPR
K&N 57-2550 Performance Air Intake Kit for 97-04 Ford F150/F150 Heritage 4.2L
Front Left Brake Caliper for 1999-2003 Ford F150, 2004 F150 Heritage, Lincoln Bl
FITS 97-04 F150 Heritage Coolant Recovery Overflow Expansion Tank Can
FJ460 4.2L V6 Fuel Injectors for Ford F150 1999-2003, F150 Heritage 2004