SEP / Twenty Seven Innovations-
 
This is a complete piping kit for the Audi B5 S4, everything needed to change all your boost piping to 2.25” ID, an increase of .5 “ over stock.
 
There are Vband and single piece VS two piece options available.
 
Included in this kit:
-rs4 y pipe with integrated 85mm intake complete with filter couplers and clamps 
-oversized one piece y pipe kit will all associated components
-2.25” Id 1/8th” wall aluminum charge pipes with couplers
-2 piece 2.25” inlets kit 
This kit is designed to decrease turbo lag, increases top end power along with overall HP in all ranges and low rpm, all wheel torque.