Polaris RZR XP 4 1000 Lower Door Inserts Model_YXZ MTX delivers your subwoofer and

MTX delivers your subwoofer and enclosure already assembled

To answer this

but your mono headset or helmet will still be mono with the adapter

Blow Off Valve

Polaris RZR XP 4 1000 Lower Door Inserts Model_YXZ MTX delivers your subwoofer andPro Armor door inserts bolt directly to your factory doors to complete the look. Made out of aluminum . 080" construction to save weight and ensure strength these door inserts add durability for any type of riding or racing. CNC bent & Laser cut for a precise fit with hemmed edges for a refined edge and more rigid panel. Easily Installs in minutes using the included hardware. Door inserts are a complete set for a 4 seat RZR. (4 doors) Features: Powder