HUGE RANGE IN STOCK. 30 DAYS RETURN GUARANTEE. ALUMINIUM FRONT MOUNT INTERCOOLER FMIC FOR VAUXHALL OPEL ASTRA J MK6 GTC 2.0 VXR. Aluminium intercoolers are an excellent way of safely increasing BHP. They reduce the engine’s inlet temperature creating a denser air charge. Aluminium intercoolers are an excellent way of safely increasing BHP by reducing […]