Whiteline Ford Focus ST/XR5/RS / Mazda 3 MPS - Anti-Lift/Caster Kit | KCA428 Usually ships in 4-7 days $297.52
Ford Focus RS Mk2, Focus ST225, XR5 | ID1300-XDS Injector Dynamics | 1300.60.14. Usually ships in 7-14 days $2,214.85
Ford Focus RS Mk2, Focus ST225, XR5 | ID2600-XDS Injector Dynamics | 2600.60.14. Usually ships in 7-14 days $3,396.10