diff --git a/facebook-commerce-events-tracker.php b/facebook-commerce-events-tracker.php
index 951b51311..2ac07085f 100644
--- a/facebook-commerce-events-tracker.php
+++ b/facebook-commerce-events-tracker.php
@@ -1040,13 +1040,33 @@ public function inject_purchase_event( $order_id ) {
 					'content_name' => wp_json_encode( $product_names ),
 					'contents'     => wp_json_encode( $contents ),
 					'content_type' => $content_type,
+					// Use the actual transaction currency stored on the order
 					'value'        => $order->get_total(),
-					'currency'     => get_woocommerce_currency(),
+					'currency'     => $order->get_currency(),
 					'order_id'     => $order_id,
 				),
 				'user_data'   => $this->get_user_data_from_billing_address( $order ),
 			);
 
+		/**
+		 * Allow last-mile override of the currency used for events.
+		 *
+		 * @param string          $currency
+		 * @param string          $event_name
+		 * @param \WC_Order|null  $order
+		 */
+		$event_data['custom_data']['currency'] = apply_filters(
+			'facebook_for_woocommerce_event_currency',
+			$event_data['custom_data']['currency'],
+			$event_name,
+			$order
+		);
+
+		// (Optional) Normalize value to numeric for robustness
+		if ( isset( $event_data['custom_data']['value'] ) ) {
+			$event_data['custom_data']['value'] = (float) $event_data['custom_data']['value'];
+		}
+
 			$event = new Event( $event_data );
 
 			$this->send_api_event( $event );
@@ -1085,11 +1105,20 @@ public function inject_subscribe_event( $order_id ) {
 					'custom_data' => array(
 						'sign_up_fee' => $subscription->get_sign_up_fee(),
 						'value'       => $subscription->get_total(),
-						'currency'    => get_woocommerce_currency(),
+						// Use subscription/order currency, not store default
+						'currency'    => ( method_exists( $subscription, 'get_currency' ) ? $subscription->get_currency() : get_woocommerce_currency() ),
 					),
 					'user_data'   => $this->pixel->get_user_info(),
 				);
 
+			// Same currency override hook for Subscribe
+			$event_data['custom_data']['currency'] = apply_filters(
+				'facebook_for_woocommerce_event_currency',
+				$event_data['custom_data']['currency'],
+				$event_name,
+				null
+			);
+
 				$event = new Event( $event_data );
 
 				$this->send_api_event( $event );
@@ -1129,6 +1158,15 @@ public function inject_lead_event() {
 		protected function send_api_event( Event $event, bool $send_now = true ) {
 			$this->tracked_events[] = $event;
 
+		/**
+		 * Filter the Event payload before sending to Meta.
+		 * This allows integrators to adjust custom_data (currency/value/contents) per event
+		 * without forking the plugin.
+		 *
+		 * @param Event $event
+		 */
+		$event = apply_filters( 'facebook_for_woocommerce_before_send_api_event', $event );
+
 			if ( $send_now ) {
 				try {
 					facebook_for_woocommerce()->get_api()->send_pixel_events( facebook_for_woocommerce()->get_integration()->get_facebook_pixel_id(), array( $event ) );