▁the ▁project , ▁and ▁his ▁successor ▁Ian ▁Call um . ▁the ▁X J ' s ▁interior ▁was ▁sty led ▁by ▁G iles ▁Taylor . ▁Man ufact uring ▁took ▁place ▁at ▁J agu ar ' s ▁Castle ▁B rom wich ▁Assembly ▁in ▁B irmingham . ▁ ▁With ▁an ▁un p aint ed ▁and ▁highly ▁pol ished ▁example ▁of ▁its ▁all - al loy ▁body ▁shell ▁on ▁display , ▁the ▁X 3 5 0 ▁deb uted ▁at ▁the ▁ 2 0 0 2 ▁Paris ▁Motor ▁Show . ▁The ▁full ▁X 3 5 0 / 3 5 8 ▁generation ▁largely ▁coinc ided ▁with ▁J agu ar ' s ▁ownership ▁by ▁Ford ' s ▁Premier ▁Autom ot ive ▁Group ▁— ▁until ▁T ata ▁Mot ors ▁purchased ▁J agu ar ▁in ▁ 2 0 0 8 . ▁Production ▁ended ▁in ▁March ▁ 2 0 0 9 ▁after ▁seven ▁years ▁with ▁a ▁total ▁production ▁of ▁ 8 3 , 5 6 6 . ▁ ▁X 3 5 0 ▁ ▁Body ▁and ▁ch ass is ▁ ▁The ▁X 3 5 0 ' s ▁al umin um ▁body shell ▁used ▁a ▁a eros pace ▁construction ▁method , ▁a ▁hy brid ▁of ▁ad hes ive ▁bond ing ▁and ▁riv et ▁join ery ▁and ▁known ▁as ▁riv et - b ond ing ▁or ▁riv - b ond ing ▁— ▁an ▁industry ▁first ▁in ▁volume ▁autom ot ive ▁production . ▁Both ▁ch ass is ▁and ▁body ▁formed ▁an ▁al umin um ▁un ib ody ▁structure . ▁Using ▁al umin um ▁rather ▁than ▁steel ▁required