diff --git a/src/Turbo/CHANGELOG.md b/src/Turbo/CHANGELOG.md
index b5ad566cf65..d3e4d1c9eeb 100644
--- a/src/Turbo/CHANGELOG.md
+++ b/src/Turbo/CHANGELOG.md
@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## 2.21.0
+
+-   Add `Helper/TurboStream::append()` et al. methods
+-   Add `TurboStreamResponse`
+
 ## 2.19.0
 
 -   Fix Doctrine proxies are not Broadcasted #3139
diff --git a/src/Turbo/doc/index.rst b/src/Turbo/doc/index.rst
index d20f6c73ed0..336145ca68c 100644
--- a/src/Turbo/doc/index.rst
+++ b/src/Turbo/doc/index.rst
@@ -374,7 +374,7 @@ Let's discover how to use Turbo Streams to enhance your `Symfony forms`_::
     {% endblock %}
 
 Supported actions are ``append``, ``prepend``, ``replace``, ``update``,
-``remove``, ``before`` and ``after``.
+``remove``, ``before``, ``after`` and ``refresh``.
 `Read the Turbo Streams documentation for more details`_.
 
 Resetting the Form
diff --git a/src/Turbo/phpstan.neon.dist b/src/Turbo/phpstan.neon.dist
index 62d57c07f1f..74ef7289547 100644
--- a/src/Turbo/phpstan.neon.dist
+++ b/src/Turbo/phpstan.neon.dist
@@ -45,3 +45,8 @@ parameters:
 			message: "#^Call to an undefined method Doctrine\\\\ORM\\\\Event\\\\PostFlushEventArgs\\:\\:getEntityManager\\(\\)\\.$#"
 			count: 1
 			path: src/Doctrine/BroadcastListener.php
+
+		-
+			message: "#^Method Symfony\\\\UX\\\\Turbo\\\\TurboStreamResponse::__construct\\(\\) has parameter \\$headers with no value type specified in iterable type array\\.$#"
+			count: 1
+			path: src/TurboStreamResponse.php
diff --git a/src/Turbo/src/Helper/TurboStream.php b/src/Turbo/src/Helper/TurboStream.php
new file mode 100644
index 00000000000..daea084e6ab
--- /dev/null
+++ b/src/Turbo/src/Helper/TurboStream.php
@@ -0,0 +1,97 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\Turbo\Helper;
+
+/**
+ * @see https://turbo.hotwired.dev/reference/streams
+ */
+final class TurboStream
+{
+    /**
+     * Appends to the element(s) designated by the target CSS selector.
+     */
+    public static function append(string $target, string $html): string
+    {
+        return self::wrap('append', $target, $html);
+    }
+
+    /**
+     * Prepends to the element(s) designated by the target CSS selector.
+     */
+    public static function prepend(string $target, string $html): string
+    {
+        return self::wrap('prepend', $target, $html);
+    }
+
+    /**
+     * Replaces the element(s) designated by the target CSS selector.
+     */
+    public static function replace(string $target, string $html, bool $morph = false): string
+    {
+        return self::wrap('replace', $target, $html, $morph ? ' method="morph"' : '');
+    }
+
+    /**
+     * Updates the content of the element(s) designated by the target CSS selector.
+     */
+    public static function update(string $target, string $html, bool $morph = false): string
+    {
+        return self::wrap('update', $target, $html, $morph ? ' method="morph"' : '');
+    }
+
+    /**
+     * Removes the element(s) designated by the target CSS selector.
+     */
+    public static function remove(string $target): string
+    {
+        return \sprintf('<turbo-stream action="remove" targets="%s"></turbo-stream>', htmlspecialchars($target));
+    }
+
+    /**
+     * Inserts before the element(s) designated by the target CSS selector.
+     */
+    public static function before(string $target, string $html): string
+    {
+        return self::wrap('before', $target, $html);
+    }
+
+    /**
+     * Inserts after the element(s) designated by the target CSS selector.
+     */
+    public static function after(string $target, string $html): string
+    {
+        return self::wrap('after', $target, $html);
+    }
+
+    /**
+     * Initiates a Page Refresh to render new content with morphing.
+     *
+     * @see Initiates a Page Refresh to render new content with morphing.
+     */
+    public static function refresh(?string $requestId = null): string
+    {
+        if (null === $requestId) {
+            return '<turbo-stream action="refresh"></turbo-stream>';
+        }
+
+        return \sprintf('<turbo-stream action="refresh" request-id="%s"></turbo-stream>', htmlspecialchars($requestId));
+    }
+
+    private static function wrap(string $action, string $target, string $html, string $attr = ''): string
+    {
+        return \sprintf(<<<EOHTML
+            <turbo-stream action="%s" targets="%s"%s>
+                <template>%s</template>
+            </turbo-stream>
+            EOHTML, $action, htmlspecialchars($target), $attr, $html);
+    }
+}
diff --git a/src/Turbo/src/TurboStreamResponse.php b/src/Turbo/src/TurboStreamResponse.php
new file mode 100644
index 00000000000..e597ed30775
--- /dev/null
+++ b/src/Turbo/src/TurboStreamResponse.php
@@ -0,0 +1,107 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\Turbo;
+
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\UX\Turbo\Helper\TurboStream;
+
+class TurboStreamResponse extends Response
+{
+    public function __construct(?string $content = '', int $status = 200, array $headers = [])
+    {
+        parent::__construct($content, $status, $headers);
+
+        if (!$this->headers->has('Content-Type')) {
+            $this->headers->set('Content-Type', TurboBundle::STREAM_MEDIA_TYPE);
+        }
+    }
+
+    /**
+     * @return $this
+     */
+    public function append(string $target, string $html): static
+    {
+        $this->setContent($this->getContent().TurboStream::append($target, $html));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function prepend(string $target, string $html): static
+    {
+        $this->setContent($this->getContent().TurboStream::prepend($target, $html));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function replace(string $target, string $html, bool $morph = false): static
+    {
+        $this->setContent($this->getContent().TurboStream::replace($target, $html, $morph));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function update(string $target, string $html, bool $morph = false): static
+    {
+        $this->setContent($this->getContent().TurboStream::update($target, $html, $morph));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function remove(string $target): static
+    {
+        $this->setContent($this->getContent().TurboStream::remove($target));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function before(string $target, string $html): static
+    {
+        $this->setContent($this->getContent().TurboStream::before($target, $html));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function after(string $target, string $html): static
+    {
+        $this->setContent($this->getContent().TurboStream::after($target, $html));
+
+        return $this;
+    }
+
+    /**
+     * @return $this
+     */
+    public function refresh(?string $requestId = null): static
+    {
+        $this->setContent($this->getContent().TurboStream::refresh($requestId));
+
+        return $this;
+    }
+}
diff --git a/src/Turbo/tests/Helper/TurboStreamTest.php b/src/Turbo/tests/Helper/TurboStreamTest.php
new file mode 100644
index 00000000000..263e454effd
--- /dev/null
+++ b/src/Turbo/tests/Helper/TurboStreamTest.php
@@ -0,0 +1,79 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\Turbo\Tests\Helper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\UX\Turbo\Helper\TurboStream;
+
+class TurboStreamTest extends TestCase
+{
+    /**
+     * @testWith ["append"]
+     *           ["prepend"]
+     *           ["replace"]
+     *           ["update"]
+     *           ["before"]
+     *           ["after"]
+     */
+    public function testStream(string $action): void
+    {
+        $this->assertSame(<<<EOHTML
+            <turbo-stream action="{$action}" targets="some[&quot;selector&quot;]">
+                <template><div>content</div></template>
+            </turbo-stream>
+            EOHTML,
+            TurboStream::$action('some["selector"]', '<div>content</div>')
+        );
+    }
+
+    /**
+     * @testWith ["replace"]
+     *           ["update"]
+     */
+    public function testStreamMorph(string $action): void
+    {
+        $this->assertSame(<<<EOHTML
+            <turbo-stream action="{$action}" targets="some[&quot;selector&quot;]" method="morph">
+                <template><div>content</div></template>
+            </turbo-stream>
+            EOHTML,
+            TurboStream::$action('some["selector"]', '<div>content</div>', morph: true)
+        );
+    }
+
+    public function testRemove(): void
+    {
+        $this->assertSame(<<<EOHTML
+            <turbo-stream action="remove" targets="some[&quot;selector&quot;]"></turbo-stream>
+            EOHTML,
+            TurboStream::remove('some["selector"]')
+        );
+    }
+
+    public function testRefreshWithoutId(): void
+    {
+        $this->assertSame(<<<EOHTML
+            <turbo-stream action="refresh"></turbo-stream>
+            EOHTML,
+            TurboStream::refresh()
+        );
+    }
+
+    public function testRefreshWithId(): void
+    {
+        $this->assertSame(<<<EOHTML
+            <turbo-stream action="refresh" request-id="a&quot;b"></turbo-stream>
+            EOHTML,
+            TurboStream::refresh('a"b')
+        );
+    }
+}
diff --git a/src/Turbo/tests/app/Kernel.php b/src/Turbo/tests/app/Kernel.php
index 078ba8da579..f61de905272 100644
--- a/src/Turbo/tests/app/Kernel.php
+++ b/src/Turbo/tests/app/Kernel.php
@@ -220,7 +220,7 @@ public function songs(Request $request, EntityManagerInterface $doctrine, Enviro
                     $song->artist = $doctrine->find(Artist::class, $artistId);
                 }
             }
-            if ($remove = $request->get('remove')) {
+            if ($request->get('remove')) {
                 $doctrine->remove($song);
             } else {
                 $doctrine->persist($song);