Nissens 70520 HVAC Heater Core

Brand Nissens 70520
Core Material Aluminum
Tank Material Aluminum
Construction Brazed cooling fins
Core Height 8.0700
Core Length 5.7100
Core Width 1.2600
Pipe Included Yes
Fits BMW · 2 vehicles

Aluminum construction. Core and tanks use aluminum for efficient heat transfer and corrosion resistance.

Brazed cooling fins. Helps promote consistent thermal performance through a durable bonded design.

Nissens Genuine Quality reflects a focused thermal-component lineup.

Cross-references Spectra Premium 98094, 812360 and 351311301 for the same application. See all 6.

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Nissens 70520 Heater Core for BMW 318ti

The Nissens 70520 HVAC heater core is a direct-fit thermal component for 1995-1996 BMW 318ti applications. Built with aluminum core and tank construction, it is designed for efficient heat transfer and consistent cabin heating performance.

Key Features

  • Fits 1995-1996 BMW 318ti, N/A
  • Aluminum core material for efficient heat exchange
  • Aluminum tank material for lightweight, corrosion-resistant construction
  • Brazed cooling fins for stable thermal performance
  • Pipe included for application-specific installation
  • Nissens part number 70520

Product Details

Nissens develops thermal management components with a focus on OE-style fit and manufacturing consistency. The 70520 heater core uses brazed cooling fins and aluminum construction to support reliable coolant-to-air heat transfer inside the HVAC system. For BMW 318ti heater core replacement needs, this part number 70520 is built for the 1995-1996 model years listed in the fitment data.

This part cross-references Spectra Premium 98094 for the same application.

Common Issues This Part May Address

  • Weak or uneven cabin heat
  • Coolant odor inside the vehicle
  • Fogging or film on the windshield from HVAC leakage
  • Restricted heater performance caused by a failing core
  • Visible coolant seepage from the heater core area

Installation Notes and Tips

Verify vehicle fitment by year and model before installation. On BMW 318ti heater core replacement jobs, inspect hoses, clamps, and surrounding HVAC components for wear or contamination before reassembly. Flush the cooling system if coolant condition is poor, and confirm there are no leaks after installation.

Quality Assurance

Nissens is a market-focused manufacturer of thermal and engine efficiency components, and its products are developed and manufactured to consistent quality standards. The 70520 reflects that approach with aluminum construction and brazed fin design for the listed BMW 318ti applications.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypeNotes
1996BMW318tiBase1.9LL4GAS
1995BMW318tiBase1.8LL4GAS
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Spectra Premium — 98094812360351311301641183619156411837378664118373986