My brake discs are all grooved, all new about 15-20,000 miles ago
But the rears the grooves have become completely flat in places, the fronts aren't too far away
Time to throw away and get some new?
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407BHP and 340lbft
TD GT28/32 hybrid turbo, 3inch decat, 2.75inch exhaust, air intake + large MAF, injectors, fuel pump, tubular manifold