OER 1965-66 Mustang Heater Box With Resistor Hole 3 Speed

Part Number: 18A542B-OER

OER 1965-66 Mustang Heater Box With Resistor Hole 3 Speed

Part Number: 18A542B-OER

Original price was: $184.99.Current price is: $184.95.

In Stock

( Inventory updated: 06/06/2026 )

Estimated ship date: 2-3 business days

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1965-66 Mustang Heater Box With Resistor Hole – 3 Speed

Revitalize your classic ride with our premium reproduction 1965-66 Mustang Heater Box. Specifically designed for Mustang models without air conditioning and equipped with a 3-speed fan, this heater box is the perfect upgrade for your vintage vehicle. Crafted from high-quality polymer, it mirrors the original style components, ensuring a seamless fit and operation for your cherished Mustang.

Key Features and Benefits:

  • Durable Construction: Made from original style polymer for enhanced longevity and resilience.
  • Accurate Design: Features precise dimensions and contours to replicate the factory-installed parts.
  • Comprehensive Assembly: Comes complete with all interior air control doors and flaps, heater core mount, fan chamber, and fresh air inlet.
  • Easy Installation: Includes case clips and a full gasket set for a straightforward installation process.
  • Heater Core Compatibility: Compatible with the heater core part number #18476, allowing for a full heater replacement.

Technical Specifications:

  • Part Number: 18A542B
  • Brand: OER

Fitment Information:

  • 1965 Ford Mustang
  • 1966 Ford Mustang

Transform your Mustang’s heating system with the 1965-66 Mustang Heater Box With Resistor Hole. Experience the comfort of reliable heat during those chilly drives and enjoy the peace of mind that comes with using high-quality replacement parts designed to last. Upgrade today to bring your classic Mustang back to its prime!

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OER

Original Equipment Reproduction - OER - is the leading manufacturer and distributor of quality classic automotive restoration parts and accessories. OER products are meticulously manufactured to replicate the OEM appearance, quality and fit that meets or exceeds the original factory specifications.

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