Standard Ignition Pre Heat Hose P/N:DH3
Help your engine warm up faster on cold mornings with the Standard Ignition Pre Heat Hose DH42. This pre-heater hose is a direct-fit replacement for the 2008-2009 Ford F-250 Super Duty and the 2008-2009 Ford F-350 Super Duty. See the Buyer's Guide tab for engine details.
The pre-heat hose attaches to the engine's air filter housing. It carries heat to the air being drawn into the engine and is designed to promote quicker engine warm-ups.
Signs this part may need replacing: The hose may be cracked, torn or crushed, or it may have come loose from the air filter housing. Warm-ups in cold weather may also take longer than normal. If a damaged pre-heat hose is the cause, this part replaces it.
Interchange: 2-12007
DH138 · 8C3Z8075C · HC3Z8075J · KM4945 · 212007
This part cross-references / interchanges with the following part numbers:
What does a pre-heat hose do?
It attaches to the engine's air filter housing and delivers heat to the air being drawn into the engine. It is designed to promote faster engine warm-ups.
Which vehicles does the Standard Ignition DH42 fit?
It fits the 2008-2009 Ford F-250 Super Duty and the 2008-2009 Ford F-350 Super Duty. See the Buyer's Guide tab for engine details.
What part numbers does DH42 interchange with?
It interchanges with 2-12007 (212007), DH138, 8C3Z8075C, HC3Z8075J and KM4945.
How do I know if my pre-heat hose needs replacing?
Look for cracks, tears or crushing, or a hose that has come loose from the air filter housing. Slow cold-weather warm-ups can have other causes, so diagnose the problem before replacing parts.
Where does the pre-heat hose connect?
The pre-heater hose attaches to the engine's air filter housing, where it supplies heat to the air entering the engine.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.