Pay in 4 interest-free payments of $43.75 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Increases the in-cabin rotor sound by up to 100%
remaining essentially unchanged
Sealed sound tube with special diaphragm cap installed behind pedal
Foster SC Stage 4 Kit works on both closed air box and open filter or aftermarket CAI systems
No Stock sound tube required
MUSTANG GT 2010-2014 E-FORCE STAGE 2 OPEN FILTER INLET SOUND TUBE KIT 75% WHINE INCREASE SKU 120 GT Increases the in-cabin rotor soundIncreases the in cabin rotor sound by up to 75% Foster SC Stage 2 Kit works on both closed air box and open filter or aftermarket CAI systems. No drilling through the firewall required, but opening the existing hole to 1 38 increases whine. Connects from inlet pipe through the OEM sound tube location. Sealed sound tube with special diaphragm cap installed on end of sound tube inside cabin. No Stock sound tube required.