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  1. [Insignia] [08-17] Air leak SVS

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Help please guys Hi guys I have a air leak somewhere or something before anyone says split pipe I have replaced both pipes and still same I have also replaced the intercooler still the same , it builds up air when accelerating and then dumps when changing gear like a dump valve sound but it's...
  2. [Zafira B] [05---] Mechanic Please Read (Performance Related)

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi all just brought a zafira B 1.9cdti 150bhp 2006. As my misses would let me get a vxr one :( I'm looking to do a few little Modiforcations. Bigger intercooler Full decat exhaust Dump valve (electric or not ? ) Remap (best one I live Stourbridge don't mind traveling a bit) Pdf filter delete...