Standard Ignition Pre Heat Hose P/N:DH3
Keep warm air flowing to the air cleaner during cold starts with the Standard Ignition Pre Heat Hose, part number DH1. It is a direct-fit replacement for many vehicles, among them the 1994-2001 Dodge Ram 1500. See the Buyer's Guide tab for the full list and engine details.
A pre heat hose, also called a pre heater hose, is the duct that carries heated air to the air cleaner inlet while the engine warms up. It helps the intake air system manage the temperature of incoming air on a cold engine.
Signs this hose may need replacing include a torn, crushed or disconnected duct. Hesitation or rough running while the engine is still cold can be another sign. Diagnose the cause first. If a damaged pre heat hose is responsible, the DH1 replaces it.
This part cross-references / interchanges with the following part numbers:
What does a pre heat hose do?
It carries heated air to the air cleaner inlet while the engine warms up. This helps the intake system manage incoming air temperature on a cold engine.
What vehicles does the Standard Ignition DH1 fit?
It fits many vehicles, including the 1994-2001 Dodge Ram 1500. See the Buyer's Guide tab for the full list.
What are signs my pre heat hose may need replacing?
Look for a torn, crushed or disconnected duct, or hesitation and rough running while the engine is cold. Diagnose the cause first, since other parts can produce the same symptoms.
Which engines is this hose listed for?
The engines for each listed vehicle are shown in the Buyer's Guide tab, next to the year, make and model.
Who makes the DH1 pre heat hose?
Standard Ignition makes it. The company is a global manufacturer of emission components and maintains quality control from individual components through to the finished product.
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.