Your favorite PERFORMANCE mod so far?
Originally Posted by Steiner
My mods are pretty mild...TBE, EcuTek flash, drop-in filter, JDM MR BOV...but the 76mm Tanabe downpipe I put in last month really gave the car a ton of torque down low and a much quicker spool. Doubly so after Gruppe-S reflashed and dyno tuned the car last week. So far I gotta say it's the best performance mod I've done to the car so far.
Which performance mod have you guys been the happiest with so far?
Which performance mod have you guys been the happiest with so far?


