Billet Valve Covers Gen 3 5.0 Coyote 2018-23 Mustang GT & Mach 1

Be the first to get your hands on MMR's new Billet valve covers for the 2018-2022 Mustang GT & 2018-2020 F150 !! 

Stand out from the crowd! These show quality,ultra high end valve covers make the stock plastic covers look, well, just like EVERY other mustang out there!

These awesome new covers from MMR feature true screw in oil fill caps, blow out proof dipstick provisions, -12 Screw in PCV fittings (not twist to lock like factory) , and stainless steel hardware. Includes screw in Billet Oil Fill cap. 100% CNC Machined Billet Aluminum and Proudly Made in USA by MMR! No more cracked or melted plastic covers! Available in MANY custom anodized colors (dont see what you are looking for - Please call). 

As used by Team MMR

"When we run 265mph in the 1/4 mile a leaking valve cover is not a option and that is why we choose the MMR Billet valve covers" ~ MMR Pro Mod Team & World Record Holder.


2018-2022 Mustang GT

2018-2020 F150

2021+ Mustang Mach 1 


*Guaranteed leak proof O ringed design


*Available block off cover for Mechanical fuel pump.

*Includes O ringed Oil Filler Cap

*-12AN Breather Provisions (fittings not included)

*Includes Stainless Steel Hardware

*Accepts factory 2018+ gaskets & seals.

*Factory Coils Bolt right on

*Factory Dipstick can be used or plugged off using O ring fitting for race applications to prevent dipstick blowout.

*As seen on the Worlds Fastest Coyote Engines and Team MMR

*Proudly Made in USA by MMR


NOTE: Minor Bending of the Steel Fuel line is required at the rear of the passenger side valve cover. Due to the nature of the billet design the mounting clamps for the fuel line will not be re-used.


  • Model: 467978
  • Manufactured by: MMR


Please Choose:

Valve Cover Custom Options

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