As the title says what mod or ? did you do you looked back and said why the F did I do that . Your f-ups may help us all in the future.

 

See this sticky at the top of the forum index?:

>>> Quick index to common/popular threads. Noobs read this before posting! <<<


From there, try these...

https://my350z.com/forum/2003-2009-n...do-to-a-z.html
https://my350z.com/forum/2003-2009-n...rket-part.html

of course, a simple search of this forum would have yielded this huge thread...

https://my350z.com/forum/2003-2009-n...d-and-why.html

https://my350z.com/forum/engine-and-...ret-doing.html

then you get those specific ones like regretting FI
https://my350z.com/forum/forced-indu...-going-fi.html
https://my350z.com/forum/forced-indu...fi-regret.html

regretting lowering the Z
https://my350z.com/forum/brakes-and-...g-their-z.html

regretting an HR engine
https://my350z.com/forum/2009-370z/4...rs-regret.html

Z color regrets
https://my350z.com/forum/2003-2009-n...r-regrets.html

the infamous Auto Trans regret
https://my350z.com/forum/the-lounge-...ting-auto.html

base model regret
https://my350z.com/forum/2003-2009-n...y-regrets.html

plus there are a bunch about regretting selling/trading the Z. You get the picture, it's all been covered before.