public static class MyInputExtensions
{
    public static MvcHtmlString NameLessTextBoxFor<TModel,TProperty>(this HtmlHelper<TModel> htmlHelper,Expression<Func<TModel,TProperty>> expression)
    {
        var textBox = htmlHelper.TextBoxFor(expression);
 
        string pattern = @"name=""([^""]*)""";
 
        string fixedHtml = Regex.Replace(textBox.ToHtmlString(),pattern,"");
 
        return new MvcHtmlString(fixedHtml);
    } 
}

用法：

@Html.NameLessTextBoxFor(x=> x.CustomerId)