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Connects from inlet pipe through the OEM sound tube location
Increases the in-cabin rotor sound by up to 50%
You will need a portion of your stock sound tube for this installation
Suitable for OEM/TVS
Foster SC Stage 4 Kit works on both closed air box and open filter or aftermarket CAI systems
MUSTANG GT 2018 & 2023 Whipple STAGE 4 Inlet path SOUND TUBE KIT 100% WHINE INCREASE SKU 975 UNK Connects from inlet pipe throughIncreases 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.
US$ 14.10
US$ 100.99
US$ 37.29