MUSTANG GT 2015-2017 Foster SC Mods Roush / TVS Stage Two Open Air Filter Inlet Sound Tube Kit 75% Whine increase


Increases the in cabin rotor sound by up to 75%

Drilling and enlarging the existing OEM fire wall sound tube hole is required

Foster SC complete Kit makes for easy installation







5 in stock

SKU: 800 Category:


Note This Model is for the Open  Air Filter Inlet only – See our product list for closed Airbox variant.

Designed to use the stock OEM sound tube hole in the firewall.

This requires drilling and enlarging the existing OEM sound tube firewall hole.


Smooth interior walled high heat resistant tubing

End expansions to air box induction and firewall

High heat resistant braided cut sleeve covers

Hose ends finished with marine grade thick walled adhesive heat shrink


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