Perrin Big Tube Uppipe WRX (2002-2014) STI (2004-2018) Legacy GT Engine (10-up) The specs for this BBS

The specs for this BBS RF Diamond Black Wheel are 18x8 5x114

This is the kind of consistent cooling that you should expect from a high quality TMIC and is a function of the geometry and design of the bar and plate core

2007+ E90 3 series: BMW 335i Sedan

and the competition tries for

Perrin Big Tube Uppipe WRX (2002-2014) STI (2004-2018) Legacy GT Engine (10-up) The specs for this BBSThe Perrin Big Tube Up Pipe is for Subaru builders who are using a larger stock location turbo but are limited by the flow rates of a stock sized up pipe. For the WRX, STI and Legacy GT, the Big Tube uppipe utilizes 2" ID 304 stainless steel tubing that is CNC mandrel bent and precisely welded to perfection without the need for a flex section. Flanges are all CNC machined from 1 2", 304 stainless steel to prevent warping and port matching is done for