diff --git chrome/browser/chrome_content_browser_client.cc chrome/browser/chrome_content_browser_client.cc
index 52a1a31ee131..5a1e29fec9c8 100644
--- chrome/browser/chrome_content_browser_client.cc
+++ chrome/browser/chrome_content_browser_client.cc
@@ -1033,12 +1033,16 @@ void LaunchURL(
   }
 }
 
+}  // namespace
+
 std::string GetProduct() {
+  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
+  if (command_line->HasSwitch(switches::kProductVersion))
+    return command_line->GetSwitchValueASCII(switches::kProductVersion);
+
   return version_info::GetProductNameAndVersionForUserAgent();
 }
 
-}  // namespace
-
 std::string GetUserAgent() {
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kUserAgent)) {
diff --git chrome/browser/chrome_content_browser_client.h chrome/browser/chrome_content_browser_client.h
index cbf1e2218e91..a42d2a4d71bb 100644
--- chrome/browser/chrome_content_browser_client.h
+++ chrome/browser/chrome_content_browser_client.h
@@ -77,7 +77,8 @@ class Origin;
 
 class ChromeSerialDelegate;
 
-// Returns the user agent of Chrome.
+// Returns the product and user agent of Chrome.
+std::string GetProduct();
 std::string GetUserAgent();
 
 blink::UserAgentMetadata GetUserAgentMetadata();