Originally Posted by xfirer1guy
The dyno chart you're advertising in the post is with THIS pulley ONLY? That seems extremely high. Also, you mention the upgraded hardware, but what specifically are you referring to? Price shipped to 41094? Thanks
The results are very typical for the E9x M3 pulley kits.
We supplied hardware that hold the pulley to the crank, but these last few units will require you to use your OE hardware.