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The Turbo spooling sound MOD will increase the natural turbo spool (whistle) blowoff valve (woosh) and deceleration pops and burbles on any Turbo application
Drilling through the firewall required (bit provided)
Increases the in-cabin rotor sound by up to 50%
Sealed sound tube with special diaphragm cap installed behind pedal
No drilling through the firewall
2015-2020 HELLCAT CHARGER/CHALLENGER STAGE 2 OPEN FILTER INLET SOUND TUBE KIT 75% WHINE INCREASE SKU HCC001 Universal Kits The Turbo spooling sound MODIncreases 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. Suitable for OEM TVS, Whipple,