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Pressure Tested HVAC

The smart Way to Buy Used Heater Cores Online

Smelling coolant or dealing with foggy windows? We provide fully flushed and pressure-tested OEM heater cores that restore your vehicle's heating efficiency. Skip the leaks and get a guaranteed fit. Fast shipping across NJ and nationwide.

Thermal Efficient

Each core is flushed to ensure maximum hot coolant flow.

Leak-Free Guarantee

Submersion tested to ensure zero pinhole leaks in the tubing.

Tested used OEM heater core with clean aluminum fins and pipes

Genuine Used Heat Exchangers for All Makes

The heater core is essentially a small radiator buried deep behind your dashboard. Replacing one is a major job, which is why you shouldn't risk it with a low-quality aftermarket unit. At Falcon Car Parts, we specialize in providing genuine used heater cores that offer the exact BTU capacity and pipe alignment your car needs. Why settle for a generic core that might leak in six months?

Every used car heater core we ship is salvaged from donor vehicles with clean cooling systems. Our technicians inspect the end-tanks and the delicate aluminum fins to ensure your replacement provides factory-level warmth even in the coldest NJ winters.

  • Internal Flush: Verified free of scale, rust, and old coolant sludge.
  • Pipe Integrity: We ensure inlet/outlet tubes are perfectly round and unbent.
  • VIN Specific: Matched to your specific climate control trim level.

New Jersey's Source for Used Heater Cores

Based in Clifton, NJ, Falcon Car Parts understands that a leaking heater core is an urgent problem. We provide rapid delivery for used heater cores in New Jersey, helping you stop the coolant smell and restore your defrost capabilities immediately.

Serving Newark, Jersey City, Paterson, and the entire Tri-State area with reliable, tested OEM HVAC parts.

NJ Local Shipping

Fastest delivery to NJ, NY, and CT!

Heater Cores for Every HVAC Unit

From traditional aluminum cores to copper-brass units for vintage restorations.

Aluminum Cores

Lightweight, modern OEM cores featuring high thermal conductivity and corrosion resistance.

Quick-Connect Cores

Assemblies featuring integrated factory quick-disconnect fittings for leak-free coolant line attachment.

Rear Heater Cores

Secondary cores specific to the rear climate control systems of passenger vans and large SUVs.

Our 6-Point Quality Check for Heater Cores

Dash removal is too much work for a bad part. Every used core passes this strict inspection:

  • 1. Pressurized Submersion Test: We submerge the core under 20 PSI to verify zero air bubbles.
  • 2. Reverse Flow Flush: We flush the unit in both directions to ensure 100% passage clearance.
  • 3. Fin Straightness Audit: Every fin is checked to ensure no restrictions to cabin airflow.
  • 4. Pipe Bead Inspection: The inlet/outlet pipe beads are verified to be sharp for a secure hose seal.
  • 5. End-Tank Seal Scan: We inspect the crimp seals between the tank and the core for any seepage.
  • 6. Part Number Validation: We match the RPO code to your VIN for 100% case-fit compatibility.

Common Questions About Used Heater Cores

Used heater cores typically cost between $45 and $135. This is a massive saving compared to dealership prices, which can exceed $400 for the part alone.

This is the classic sign of a leaking heater core. The vaporized coolant is being blown onto the glass, creating a greasy film and a sweet "maple syrup" odor.

Yes, provided it has been pressure tested. Because replacing a heater core is labor-intensive, we only sell units that have passed our 20 PSI submersion test.

Usually not. While a flush might help temporarily, internal scale often blocks the small passages permanently. Replacement is the only long-term fix for "no heat" issues.

Yes. OEM heater cores are built to the exact thermal exchange specifications of your engine. Aftermarket cores often have fewer fins, resulting in lower heat output during winter.

Our used cores are sold as the metal unit itself. We always recommend using new OEM foam gaskets and firewall seals during installation to prevent air leaks and engine noise.

This won't happen at Falcon Car Parts. We use your VIN to pull the exact engineering number, ensuring the inlet and outlet pipes are spaced perfectly for your dash configuration.

This indicates a major failure of the heater core or the connection pipes. Coolant is leaking out of the HVAC box and soaking into your carpet.

Yes! You can pick up your part from our Clifton facility, though we recommend choosing our fast local shipping to save you the trip.

For most of the Northeast, we deliver in 1 business day. We use reinforced, padded boxes to ensure the aluminum pipes aren't bent during transit.