Yea don't use them, they get stuck
I played them fine for a while but was going to be changing the headunit anyway so wasn't too worried
I did get a normal CD stuck though, took ages to get it out
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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