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Big & Ugly Filters

BAU filters and Blanks

SKU: JB3F Categories: ,


  • Filter are hidden inside the injector hat behind the butterflies.
  • They are easily installed, secured with one screw (supplied) and sealer.
  • All the butterflies on the injector hat still operate as normal.
  • Once installed they cannot be seen from the outside.
  • Filters help keep unwanted particles as small as .005″ out of your engine and blower.
  • Available in all the same sizes that Big & Ugly injectors come in. 3 9/16″, 4 3/8″, 5″ and 5 9/19″

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