WHIPPLE MUSTANG 2018-2020 GT & GT350 KITS

WITH FOSTER sound tube technology

MORE WHINE, MORE THRILLS

• Smooth interior walled high heat resistant tubing
• Rubber grommets for a tight seal and clean install
• High heat resistant braided cut sleeve covers

• Hose ends finished with marine grade thick walled adhesive heat shrink
• All kits complete with Bi-metal drilling bits and detailed install guide

• Increases 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.

• Increases the in-cabin rotor sound by up to 50%
• Foster SC Kit couples with part of the stock sound tubes – makes installation easy
• No drilling through the firewall
• Sealed sound tube with special diaphragm cap installed behind pedal.
• Pedal spacers provided – lifts pedal and improves heal to toe control
• Connects from inlet MAF housing induction pipe through the OEM sound tube location.
• You will need a portion of your stock sound tube for this installation

Please contact us if you have any questions on our Sound Modification Kits

using the number below.