Home› HVAC > Hoses and Pipes› Rein CHH0837 HVAC Heater Hose
Rein CHH0837 HVAC Heater HoseOE Quality 60-Day Returns
Rein CHH0837 HVAC Heater Hose - view 1
Rein CHH0837 HVAC Heater Hose - view 2
Rein CHH0837 HVAC Heater Hose - view 3
Rein CHH0837 HVAC Heater Hose - view 4
Rein CHH0837 HVAC Heater Hose - view 5
Rein CHH0837 HVAC Heater Hose - view 6
Part #: CHH0837

Rein CHH0837 HVAC Heater Hose

⚙️ 5 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$143.79Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Tesla, S
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all HVAC Heater Hose options

OE Heater Hose for Tesla S

Rein CHH0837 is an OE-quality HVAC heater hose built as a direct replacement for the original hose assembly. It is made for Tesla S applications and follows the factory size, shape, and quick-connect style used on the vehicle.

  • EPDM construction for heater hose service
  • Black finish
  • Clamps included
  • End 1 inside diameter: 18.03 mm
  • End 2 inside diameter: 15.75 mm
  • End 1 outside diameter: 26.01 mm
  • End 2 outside diameter: 20.70 mm

Detailed Product Information

This Rein HVAC heater hose is engineered for direct OE-style replacement on Tesla S models. The CHH0837 matches the original hose assembly dimensions and uses thermoplastic quick-connect fittings to follow the factory routing and connection points. Rein CHH0837 is a practical choice when replacing a worn, cracked, or leaking heater hose on 2012-2016 Tesla S vehicles, including 2016 Tesla S built to 3/31/16.

This part cross-references 600735300I for the same application.

Common Repair Uses

  • Replacing a heater hose with cracks or soft spots
  • Repairing coolant seepage at quick-connect ends
  • Restoring heater circuit flow on Tesla S models
  • Addressing loss of cabin heat caused by hose leakage
  • Correcting fitment issues from a damaged OE hose assembly

Installation Notes and Tips

Verify hose routing, connector style, and end diameters before installation. Inspect mating fittings, seals, and adjacent coolant lines for wear or contamination, and confirm the hose seats fully at both ends. This part includes clamps.

Quality Assurance

Rein positions this hose as an OE-quality replacement built to match original manufacturer dimensions and connection design for Tesla S heater hose service.

BrandRein
Part NumberCHH0837
MaterialEpdm
ColorBlack
Clamps IncludedYes
End 1 Inside Diameter18.03
End 2 Inside Diameter15.75
End 1 Outside Diameter26.01
End 2 Outside Diameter20.70

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2016TeslaS-L--BATTERY EV (EV/BEV)N/ATo 3/31/16
2015TeslaS-L--BATTERY EV (EV/BEV)N/A
2014TeslaS-L--BATTERY EV (EV/BEV)N/A
2013TeslaS-L--BATTERY EV (EV/BEV)N/A
2012TeslaS-L--BATTERY EV (EV/BEV)N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

600735300I

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

Related Articles