PHP - Query Products from ClassicModels

<?php
    require_once('dbconnect.php');

    $productLine = (isset($_GET['product-line']))? $_GET['product-line']: 'Motorcycles';

    $sql  = "SELECT productCode, productName, productVendor, productLine";
    $sql .= " FROM products";
    $sql .= " WHERE productLine LIKE :line";

    $stmt = $conn->prepare($sql);
    $stmt->execute([':line' => "%{$productLine}%"]);

    $result = $stmt->fetchAll(PDO::FETCH_ASSOC);

header('Content-Type: application/json');
echo json_encode($result);