Top of the range quantum coilovers for an R32 GTST. No knocks, bangs or leaks. You don’t really get better suspension than this. They cost well over £2k brand new. Quantum make coilovers for F1 etc for more info : http://quantumracing.co.uk/quantum-zero/ Spring rates are 10kg front 6kg rear with NOVA springs only found on higher end Quantum and Swift helper springs. Added bonus is that because they are a UK company its easy to get them serviced. £500 + P&P or Collect from Welwyn AL6 or any DWYB {}