1987年 Ruf CTR的纽北录像
似乎没搜索到，之前托人搬运了回来。现上传。
Ruf CTR Yellow Bird full laps on Nürburgring Nordshleife 1987 (Option.Auto)

极品飞车7的自由漫游有人在做，目前（当时）已经能够穿过红色路障和指示条，但是仍然受限于空气墙，详情见视频。
Need For Speed Underground - Free Roam mod progression

NFS Underground 1 Free Roam mod HD_1440P

有人尝试把极品飞车8的civic调试出vtec的声浪，具体见下面（需下载补丁？）。
Need For Speed Uunderground 2 Real Vtec

原介绍：
/watch?v=iSjA6rrh06U 2012年5月5日发布
Please read: im so sorry if u all too long for waiting the link...im very busy....ok now here u go...i give the link...and i hope u enjoy with this....
link: https://www.mediafire.com/?yu76ng447a...
u need to paste this file in ur nfs directory (EA GAMES\Need for Speed Underground 2\GLOBAL)
note: if u want to make civic sound like this.....u should adjust a little bit at performance (Engine)
on Engine performance... what u need to install is:
-Cool air intake system
-Cat back exhause system
-High flow intake manifold
-Larger diameter downpipe
-Racing camshaft and gears
-Port and polish heads
-High Flow Headers
Thanks For Watching....^ ^

EVO的：

这楼层数报警了