What should i get to make my paintball gun better?

I just got a new jt outkast paintball gun. When I first shot it, I thought that it didn’t shoot far at all. And it wasn’t Accurate either. I’m knew to paintball and I don’t know what to do. What can I buy or replace to makeit shoot farther or make it shoot faster or make it more accurate by not spending a lot?

JT TAC 5 Camo Paintball Players Kit – Mask Tank Hopper

JT TAC 5 Camo Paintball Players Kit - Mask Tank Hopper

Most websites are selling this for $130-$180. We are blowing these out for Christmas. Only at this price till our stock is gone.What’s Included in the BoxNew JT TAC 5 Camo MarkerBlack MaskHopper and Camo Cover9oz CO2 Tank and Camo Cover New Features Include:Assault vertical positionGorilla Grip self sizing loader adapter designed to automatically size and grip your loader to the marker for a secure and reliable fitQuick and easy field strip design to allow you to quickly maint (more…)