I'm thinking about suspension upgrade in my CL9 2004 Type S saloon 105k miles.
Shocks are done and the body roll is crazy, like a boat.
I would like to lower the car, improve handling, maybe add some oversteer 
My budget is around £600.
Option 1
Oem shocks(b4/kyb/sach) £200
Lowering springs (eibach/h&r) £150
Whiteline 18mm Rear Anti Roll Bar £130
Option 2
Koni Sport Suspension Kit £560
Option 3
BC Racing BR Coilovers £630
What do you guys think?
I'm close to buy BC Coilovers because i like to have height and damping adjustment also top mounts.
I can choose spring rates, may be something like 7kg front, 4kg rear.
Oem springs are 5/3?
Do I still need rear anti roll bar with coilovers or save money?
Shocks are done and the body roll is crazy, like a boat.
I would like to lower the car, improve handling, maybe add some oversteer 
My budget is around £600.
Option 1
Oem shocks(b4/kyb/sach) £200
Lowering springs (eibach/h&r) £150
Whiteline 18mm Rear Anti Roll Bar £130
Option 2
Koni Sport Suspension Kit £560
Option 3
BC Racing BR Coilovers £630
What do you guys think?
I'm close to buy BC Coilovers because i like to have height and damping adjustment also top mounts.
I can choose spring rates, may be something like 7kg front, 4kg rear.
Oem springs are 5/3?
Do I still need rear anti roll bar with coilovers or save money?