if they're not making money hand over fist they should be ashamed - taking off the shelf parts, charging 5x+, then throwing a bunch of shelby badges on it and selling all the stock stuff.
I could see where he could make the falling off argument from a development standpoint though - it's not like they're developing their own springs rates etc...it's all over the counter stuff you and I can go buy and some appearance pieces that are largely aesthetic only