Soldato
Saw a good review on this today so it might be of interest to anyone with a diesel. It seems to work best on smaller engines, things like the latest 330D have no guaranteed gain but the 118D is boosted by 25%. They give a range of 16bhp to 28 extra bhp for the 1.6D 206
http://lotgracetrading.co.uk/view_product.php?c_id=26&sc_id=0&p_id=638
http://lotgracetrading.co.uk/view_product.php?c_id=26&sc_id=0&p_id=638