you need a als egr kit from mountune (this can be make,, but i havent made one yet so i wont list how too do it,, till ive tried myself0
WRC EGR system Ref: C877
EGR system (for WRC engines) provides instant throttle response by completely removing turbo lag. Positive boost levels are maintained even when the throttle is closed. Turbo temperatures are also reduced thereby increasing turbo life.
Price: £2,772.44 (Excluding: VAT at 17.5%, delivery and shipping)
you still need an als valve, and throttle body
ALS idle valve Ref: C615
Modified idle control valve to run Anti Lag.
Price: £382.33 (Excluding: VAT at 17.5%, delivery and shipping)
you need the egr too be fitted,, which is simple
you also need a pectel t6 2000 ecu,,, £2100 plus vat, wiring loom to suit £600
umm think thats about it,,, sounds a deal really doesnt it