I recently installed a B.O.T to my 95 BMW 525 at D'pro in Petaling Utama. The piping leaked twice, and manifold leaked 3 times. They tried to put the blame on my tuning but did not even bother...
Hi guys;
Those of you that like to tinker with diy... have a look at this.
http://www.charm.net/~mchaney/homedyno/dynokit.htm
You may have a better idea to make it run cheaper on you own effort.
You can also do...