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  1. General Nissan R35 GT-R Chat
    Car is running a stage 4.25 and under WOT in 3rd and just into 4th gear I've had the boost gauge flashing at me. After reading up it seems that this means the system is detecting knock? I'm not currently aware if the map is an off-the-shelf COBB tune or if it has been custom mapped as I wasn't...
  2. General Nissan R35 GT-R Chat
    Help I have now owned my UK GTR/Ult Silver for almost 13 months, only managed to do 3000miles, always working to much, just off for its 12 month service soon, I am still tempted to go for access port stage 2, I already have Y pipe fitted, my issue is, is the upgrade a big enough jump in...
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