Mods:

TR230 , SLP LS6 Intake, MTI power induction lid, K&N drop in filter with bellows, ASP Underdrive pulley kit, SLP MAF, MSD 8.5 mm wires with NGK TR6, Pacesetter LT's, TSP ORY , Borla Catback, Motive 4.10 gears, PRO 5.0 , Hotchkis Sport SuspensionStrut Tower Brace, UMI 3pt subframes, LCAs, Panhard, TA cover

should I upgrades injectors? what lbs? and why.

 

Really depends on the power you are making and the car every setup is different bt from your list you will be fine with the stockers. But upgrading them now will give you room to row in the future.

Nate