Does anyone know of any company working on a super fuel economy module? Diesel is approaching the $5.00 mark fast, I don't need 400-450 hp all the time,maybe smaller injectors or something,any ideas ,thanks,mrgenz TOW RIG: 07,3/4,2WD,6 SPEED,CUMMINS 5.9,CAT DELETE,AEROTURBINE MUFF,DR PERFORMANCE MODULE 85 HP,FRAM AIR RAID.waytogo TOWED TOY:32' TONGUE PULL JAYCO EAGLE TT,10,000 GVWR.