FORD 2007 E-450 v.1 - Manual (Page 240)

Replace the spark plugs with ones that meet Ford material and
design specifications for your vehicle, such as Motorcraft or
equivalent replacement parts. The customer warranty may be
void for any damage to the engine if such spark plugs are not
used.
4 Also available with 6.0L Diesel engine/TorqShift transmission.
Externally–mounted filter element part number is FT-145.
Internal bottom-pan filter is FT-175.
2007 Econoline (eco)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
240