▁tra iler ▁tail , ▁trade ▁named ▁Tra iler T ail , ▁is ▁part ▁of ▁Nav ist ar ' s ▁Super T ruck ▁project , ▁which ▁will ▁use ▁$ 3 7 ▁million ▁of ▁US ▁Department ▁of ▁Energy ▁gr ants ▁to ▁build ▁next ▁generation ▁tr uck s ▁and ▁tra ctor ▁tra ilers . ▁ ▁References ▁ ▁Category : V eh icle ▁parts ▁Category : Autom ot ive ▁techn ologies ▁Category : Sh ipping ▁and ▁the ▁environment ▁Category : Transport ation ▁engineering ▁Category : Transport ▁econom ics ▁Category : E ner gy ▁conservation <0x0A> </s> ▁Sang re ▁Nueva ▁( New ▁Blood ) ▁is ▁a ▁compilation ▁album ▁by ▁H é ctor ▁el ▁Father ▁and ▁reg ga eton ▁producer ▁N al do . ▁Its ▁purpose ▁is ▁to ▁introduce ▁new ▁artists ▁from ▁the ▁reg ga eton ▁genre ▁to ▁the ▁audience . ▁It ▁presents ▁the ▁new ▁generation ▁of ▁reg ga eton . ▁It ▁was ▁created ▁to ▁respond ▁to ▁the ▁tid al ▁wave ▁of ▁world wide ▁interest ▁in ▁reg ga eton . ▁The ▁album ▁is ▁one ▁of ▁the ▁most ▁popular ▁reg ga eton ▁albums ▁released . ▁Sang re ▁Nueva ▁featured ▁a ▁host ▁of ▁guest ▁artists ▁and ▁marked ▁the ▁beginning ▁of ▁many ▁future ▁reg ga eton ▁stars , ▁such ▁as ▁Arc á ng el ▁& ▁De ▁La ▁Gh etto , ▁Y omo , ▁Franco ▁" El ▁Gor illa ", ▁G ad iel , ▁K art ier ▁and ▁D andy el . ▁Sang re ▁Nueva ▁( special ▁edition ) ▁was ▁released ▁on ▁April ▁ 2 5 , ▁ 2 0 0 6 .