This is the E-mail responce I got .
Thank you for your inquiry.
Currently we have the Y-pipe available.
Tanabe Racing Development USA /inc.. The Y-pipe with the stock exhaust system makes about 8 horsepower to the wheels, with 4 lbs of torque. The exhaust system will be released later this year.
Suspension and chassis parts will be available in a few of months. We will update our website when there are any changes.
If you have any other inquires please let us know.