Just received this email from a company i deal with in France:
Hello Robert,
The 4/1 stainless manifold it's available , price 397,72 €, freight cost 11,70 €, payment by CB or telegraphic transfert.
The clio manifold are tested by our customer and we obtain between 10 and 12 horse power and more torque.
You can confirmed your order by e mail or fax, for payment by credit card only by fax because our e mail adress are not securised.
Best regards
397 Euros is about £230 and only £7 postage from France.