Milltek Manifold (including Cat Bypass) - Two Piece Design (Removable Cat / Decat Section) Fits with OE and Milltek Sport Cat Back - Requires a Stage 2 ECU remap - Mk1 - (R53) Cooper S - 2002 - 2006 - SSXM459 MSRP: £430.28 Was: Now: £387.25 Add to Cart The item has been added