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Roush Polished Billet Radiator Cap (96-19 All)

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Market Price $47.99 You Save 13% ($6.00)
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$41.99 (each)

FREE Shipping on orders over $49

  • Item 400313

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    Features & Details

    • Upgrade the Appearance of Your Engine Bay
    • Engraved Roush Logo
    • Sleek, Polished Finish
    • Constructed from Premium Billet Aluminum
    • CNC Machined
    • Easy, Tool-Free Installation
    • Fits 1996-2019 Ford Mustangs
    A Quick Upgrade With a Big Visual Payoff. The Roush Polished Billet Radiator Cap takes less than 15 minutes to install, but has a lasting visual impact under the hood of your Mustang. The polished finish adds a sleek shine that will perfectly complement other upgrades you’ve made. Quality construction ensures it will be an upgrade you can enjoy for the life of your vehicle.

    American-Made Quality. All Roush radiator caps are manufactured in American, raising the bar for quality of construction and materials. Constructed from high-quality billet aluminum, the Polished Billet Radiator Cap is designed for durability and a long life. It stands up to corrosion and wear, and the engraved Roush logo will look brand new for a long time.

    Classic Design. The polished finish of the radiator cap by Roush will add a sleek shine to your engine compartment. It is the perfect complement to other polished upgrades under your hood, and adds a classic look that can’t be beat.

    Simple to Install. All you have to do is slide the Roush Radiator cap directly over your factory cap, and adhere it with automotive grade double-sided tape. Because Roush CNC-machines their radiator caps, you can be confident that it will be a perfect, hassle-free fit.

    Application. The Roush Polished Billet Radiator Cap is designed to fit all 1996-2019 Ford Mustangs.

    Fitment: 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Details

    MPN# 421258

    CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

    What's in the Box
    • (1) Cap
    Installation Info
    Tech Specs
    Will it fit my Mustang?
    • Boss 302 - 12, 13
    • Bullitt - 01, 08, 09, 19
    • Cobra - 96, 97, 98, 99, 01, 03, 04
    • EcoBoost - 15, 16, 17, 18, 19
    • GT - 96, 97, 98, 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
    • GT350 - 15, 16, 17, 18, 19
    • GT350R - 15, 16, 17, 18, 19
    • GT500 - 07, 08, 09, 10, 11, 12, 13, 14
    • Mach 1 - 03, 04
    • V6 - 96, 97, 98, 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17

      Customer Photos (18) Submit Your Photo

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          Customer Reviews (10) Write a Review

          Overall Rating 4.8

          out of 5 stars

          Installation Time:Less than 1 Hour

          • Fit 4.9 4.9
          • Appearance 5 5
          • Bang For Your Buck 4.6 4.6



          • 5/5

            Installation Time: Less than 1 Hour

            August 15, 2019

            Roush stage 2

            The cap was larger than I thought it would be did not realize installs over stock cap . Quality is very good And looks good under the hood nice addition to my stage 2 roush !

            18roush

            Year: 2018 Submodel: GT

            Helpful (0)

          • 5/5

            Installation Time: Less than 1 Hour

            July 05, 2019

            Underwood bling

            Looks and fits great! I actually used this one for my second reservoir for the supercharger coolant and it worked perfectly.

            Miskhomatic

            Year: 2010 Submodel: GT

            Helpful (0)

          • 5/5

            Installation Time: Less than 1 Hour

            June 27, 2019

            Love the new Roush cap

            I have been updating the engine compartment on my 2011 Roush Mustang GT and it looks great.

            Vellines

            Year: 2011 Submodel: GT

            Helpful (0)

          • 5/5

            Installation Time: Less than 1 Hour

            May 21, 2019

            Actually for the intercooler

            Beautiful, heavy duty piece, but the description in the title is incorrect. This piece was too large for the radiator cap but fit perfectly on the intercooler reservoir cap of my 2019 RS3. Takes 5 minutes to “stick on”

            19RS3

            Year: 2019 Submodel: GT

            Helpful (0)

          • 5/5

            Installation Time: Less than 1 Hour

            May 07, 2019

            Roush Radiator cap

            Roush radiator cap fit perfect on 2011Ford F-150, as always Roush produces World Class Products. Would recommend product to anyone.

            RichardrickB

            Year: 2011 Submodel: GT

            Helpful (0)

          • 4/5

            Installation Time: Less than 1 Hour

            May 01, 2019

            Roush

            What can I say. Just look at it. Very easy to put on. Just takes a minute

            GTCS

            Year: 2013 Submodel: GT

            Helpful (0)

          • 5/5

            Installation Time: Less than 1 Hour

            February 23, 2019

            Nice cap!

            Fits perfectly and it’s not cheap lightweight like some other brands.

            JoshW

            Year: 2002 Submodel: GT

            Helpful (2)

          • 5/5

            Installation Time: Less than 1 Hour

            December 11, 2018

            Very nice touch

            These parts completely finished my roush for car shows. High quality just as the name implies Roush

            Tim

            Year: 2010 Submodel: GT

            Helpful (4)

          • 5/5

            Installation Time: Less than 1 Hour

            October 12, 2018

            Looks great, requires no modification

            This one just has adhesive inside and you slide it over the existing cap. Unlike the wiper fluid reservoir...

            YearZeroEvent

            Year: 2014 Submodel: GT

            Helpful (8)

          • 4/5

            Installation Time: Less than 1 Hour

            March 06, 2018

            Roush Polished Radiator Cap

            A nice heavy duty piece. It fits over the existing radiator cap and really pops when you open your hood.

            AlanR

            Year: 2016 Submodel: GT350

            Helpful (9)

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