Underbody Auxiliary Air Conditioner & Heater Tubes fit your 2004 Ford Excursion 8 Cyl 5.4L 5-Speed Automatic Transmission

#1 in illustration. Both front and rear halves are required for first time service repair., with ATC a/c, front half, high pressure, FROM 13-OCT-2003
#1 in illustration. Both front and rear halves are required for first time service repair., with high output (auxiliary) heater/ac, front half, high pressure, FROM 13-OCT-2003

#2 in illustration. Both front and rear halves are required for first time service repair., Also order service kit part number 4C7Z-19B632-DA, with ATC a/c, rear half, high pressure, BEFORE 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., Also order service kit part number 4C7Z-19B632-DA, with high output (auxiliary) heater/ac, rear half, high pressure, BEFORE 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., with ATC a/c, rear half, high pressure, FROM 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., with high output (auxiliary) heater/ac, rear half, high pressure, FROM 13-OCT-2003

A/C condenser to evaporator & underbody tube, with high output (auxiliary) heater/AC

Jumper tube- A/C auxiliary evaporator inlet, with aux, all engines

This part presses into the front right manifold next to therm. housing and has one nipple for heater inlet hose

Press in Heater hose fitting with 1/4" fitting on the side.

Nipple exiting water pump. O-ring is 1825293C1., 4" straight connector, 7/8 UNF X 5/8 Tube

3~8" hose nipple on front RH and back LH cylinder head.

Jumper tube - A/C auxiliary evaporator outlet, with aux - all engines

#2 in illustration. Both front and rear halves are required for first time service repair., Also order service kit part number 4C7Z-19B632-DA, with ATC a/c, rear half, low pressure, BEFORE 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., Also order service kit part number 4C7Z-19B632-DA, with high output (auxiliary) heater ac, rear half, low pressure, BEFORE 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., with ATC a/c, rear half, low pressure, FROM 13-OCT-2003
#2 in illustration. Both front and rear halves are required for first time service repair., with high output (auxiliary) heater ac, rear half, low pressure, FROM 13-OCT-2003

Attaches to back side of waterpump. Slides onto the 8555., 6.8L

Underbody heater hose, with ATC A/C, front half, main heater core output
Underbody heater hose, with high output (auxiliary) heater/AC, front half, main heater core output

Underbody - rear half auxiliary heater core input, with ATC a/c
Underbody - rear half auxiliary heater core input, with high output (auxiliary) heater/ac

Heater Hose - heater core output, with ATC a/c
Heater Hose - heater core output, with auxiliary heater/ac

Heater Hose - heater core input, with ATC a/c
Heater Hose - heater core input, with high output (auxiliary) heater/ac

#2 in illustration. (has "t" in line), With aux. heater.

Jumper tube , heater "in" to auxiliary lines, #1 in illustration , With aux. heater.

Jumper tube - heater "out" to auxiliary tubes, #2 in illustration, With aux. heater.

Manifold & tube assembly, w/ auxiliary (high output) a/c, w/ ATC a/c, FROM JAN 28, 2004

Underbody , rear half auxiliary heater core output , with ATC a/c
Underbody , rear half auxiliary heater core output , with high output (auxiliary) heater/AC