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Various versions have evolved over the years
Foster SC Stage 2 Kit works on both closed air box and open filter or aftermarket CAI systems
Connects from inlet MAF housing induction pipe through the drilled firewall location
Connects from inlet pipe pipe to the OEM sound tube location
sometimes by accident
2020 & UP GT500 STAGE 4 WHINE MOD KIT 100% WHINE INCREASE SKU 501 disclaimer Various versions have evolved overIncreases 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 induction pipe through the drilled firewall location. No Stock sound tube required.
US$ 111.00
US$ 138.50
US$ 146.00
US$ 49.00