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F-150 2010-2020 ROUSH STAGE 4 Inlet path SOUND TUBE KIT 100% WHINE INCREASE SKU 175



Smooth interior walled high heat resistant tubing

Rubber grommets for a tight seal and clean install

High heat resistant braided cut sleeve covers

Hose ends finished with marine grade thick walled adhesive heat shrink

All kits complete with Bi-metal drilling bits and detailed install guide









70 in stock


  • Increases the in-cabin rotor sound by up to 100%
  • Drilling through the firewall required (bit provided)
  • Sealed sound tube with special diaphragm cap installed on end of sound tube inside cabin.
  • Connects from inlet MAF housing induction pipe through the drilled firewall location.
  • No Stock sound tube required.





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