Install Bay PSP3 3" x 12" ABS Port Tube Kit for Ported Subwoofer Enclosures

Metra Install Bay PSP3 Complete 3"X11" Port Tube Kit Each/Box Speaker Accessory

Install Bay PSP3 3" x 12" Port Tube Kit for Ported Subwoofer Enclosures

PSP3 Port Tube Kit Vehicle Speaker Enclosures

Metra Install Bay PSP3 Complete 3"X11" Port Tube Kit Each/Box Speaker Accessory

AmmoTenna PSP3 3-Inch Port Kit Black 1 Count Pack of 1

Install Bay PSP4 Port Tube Kit 4 Inch x 11 Inch Complete - Each

Install Bay PSP3 Port Tube Kit 3 Inch x 11 Inch Complete - Each