HKS Catless Bellmouth Downpipe WRX / STI (2002-2007) Infiniti By adding a significantly a

By adding a significantly a stiffer rear swaybar

but has a unique rear flange that will either allow you to install a stock-type 2

They are designed to secure traction in drifting and stability during acceleration under high-speed cornering

Drop (04 STI): F 1

Bolting up a Gemini to your VQ will allow your 350Z's sonorous exhaust note to come through loud and clear when you want it to

HKS Catless Bellmouth Downpipe WRX / STI (2002-2007) Infiniti By adding a significantly aThis HKS 3 inch catless downpipe with a cast bellmouth design for the 2002 2007 Subaru WRX and STI is constructed from polished SUS304 stainless steel piping and is mandrel bent for the smoothest flow. An upgraded downpipe coupled with tuning is definitely one of the best ways to increase power. NOTE: This catless downpipe is for offroad use only.