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Ford Radiator Cap (15-17 All)

Market Price $10.99 You Save 9% ($1.00)
Our Price

$9.99 (each)

FREE Shipping on orders over $49
  • Item 386624
  • MPN# RS531

In Stock Ships same business day. Choose options to add to cart

Features & Details

  • Swivel-Seal Design
  • Zinc-Plated for Rust and Corrosion Resistance
  • 21 lbs Pressure Tolerance
  • Original Factory Equipment - OE Fit and Finish
  • Genuine Ford OEM Part - RS531
  • Direct Fit Replacement
  • Fits All 2015-2017 Mustangs
Peace of Mind. Featuring a 21 PSI tolerance, this direct replacement Ford Radiator Cap is designed as a service replacement and offers added peace of mind by replacing an old or damaged radiator cap. This swivel-seal cap will provide increased durability and allows for removal without causing any damage to the atmospheric seal.

OEM Quality. Made to the original factory specifications from OEM quality materials, this S550 Ford Radiator Cap is a direct fit replacement and is rated at 21 lbs of pressure, providing reliable maintenance-free operation. The stainless steel pressure valve springs will maintain calibrated pressure throughout its service life.

Application. This Ford Motorcraft Radiator Cap is a direct fit replacement for 2015-2017 Mustangs, including the V6, GT and EcoBoost models.

Fitment: 2015 2016 2017 Details

What's in the Box
  • (1) Radiator Cap
Installation Info
Tech Specs
Will it fit my Mustang?
  • EcoBoost - 15, 16, 17
  • GT - 15, 16, 17
  • V6 - 15, 16, 17

Most Helpful Reviews

5/5
Top Quality OEM part at affordable price!!!!

I needed a new radiator cap and American Muscle just happens to carry them. This is a Ford OEM part. It came packaged in the Ford wrap, no knock off brand here. Fit was perfect, great price and delivery ...

Read More
Helpful (1)

5/5
Just like new, OEM

Awesome job of keeping coolant from escaping. It is new and shiny.

Helpful (0)

Overall Rating 5 out of 5 stars
Read All 2 Reviews

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Customer Reviews (2) Write a Review

Overall Rating 5.0

out of 5 stars




  • 5/5

    December 28, 2015

    Top Quality OEM part at affordable price!!!!

    I needed a new radiator cap and American Muscle just happens to carry them. This is a Ford OEM part. It came packaged in the Ford wrap, no knock off brand here. Fit was perfect, great price and delivery was quick.

    snd93

    Year: 2015 Submodel: GT Fuquay Varina, NC

    Helpful (1)

  • 5/5

    June 30, 2017

    Just like new, OEM

    Awesome job of keeping coolant from escaping. It is new and shiny.

    mcwmustang

    Year: 2015 Submodel: GT

    Helpful (0)

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