Add Suffix to product prices in WooCommerce Cart

gistfile1.txt

add_filter( 'woocommerce_cart_item_price', 'kd_custom_price_message' );
add_filter( 'woocommerce_cart_item_subtotal', 'kd_custom_price_message' );  
add_filter( 'woocommerce_cart_subtotal', 'kd_custom_price_message' );  
add_filter( 'woocommerce_cart_total', 'kd_custom_price_message' ); 

function kd_custom_price_message( $price ) {
    $afterPriceSymbol = ' Inc. GST';
    return $price . $afterPriceSymbol;
}