OE Heater Hose for Tesla S

Rein CHH0821 is an OE-quality HVAC heater hose built as a direct replacement for the original hose assembly. It is made from EPDM and finished in black, with thermoplastic quick-connect style ends that match the original shape and size for a precise service fit on Tesla S applications.

Key Features

• Direct replacement heater hose for HVAC coolant routing
• EPDM construction for heat and coolant resistance
• Black finish for an OE-style appearance
• Thermoplastic quick connect fittings for factory-style connection points
• Clamps included for installation
• End 1 inside diameter: 18.03 mm; end 2 inside diameter: 18.03 mm
• End 1 outside diameter: 25.55 mm; end 2 outside diameter: 25.55 mm

Detailed Description

Rein CHH0821 heater hose is engineered for Tesla S models with OE number 104968400A. It is a direct-fit HVAC hose replacement that follows the original hose geometry, branch sizing, and connector style used by the factory assembly. This makes it a practical choice for Tesla S heater hose replacement, Tesla S HVAC hose service, and OE-style coolant line repair where accurate fitment matters. This part cross-references OE number 104968400A for the same application.

What It Helps Fix

• Cracked or leaking heater hose sections
• Damaged quick-connect ends
• Coolant seepage at HVAC hose connections
• Restricted heater circuit flow from aged hose material
• Service issues on Tesla S heater hose assemblies

Installation Notes and Tips

Fits 2012-2015 Tesla S, N/A. Fits 2016 Tesla S, N/A, to 3/31/16. Verify OE number 104968400A before installation and compare the hose routing, connector style, and end diameters to the removed part. Inspect mating surfaces and replace any worn seals or damaged connection points during service.

Quality Assurance

Rein positions this hose as an OE-quality replacement built to match original equipment dimensions and connector design for Tesla S HVAC service.