public class TardisTESR extends TileEntitySpecialRenderer
{
    private IModelCustom EleventhTardis;
    private ResourceLocation tardisTexture;

    public TardisTESR(){
        EleventhTardis = AdvancedModelLoader.loadModel("/assets/dwadventures/OBJ/Tardis/Model11thDoctorTardis.obj");
        tardisTexture = new ResourceLocation("dwadventure:textures/tardisTexture.png");
    }
    
    public void renderTileEntityAt(TileEntity tileentity, double x, double y, double z, float f) 
    {
        Minecraft.getMinecraft().renderEngine.getTexture(tardisTexture);// dont create them here, create them in your constructor and save a reference as a member variable please

        EleventhTardis.renderAll();
    }
}