Oct 15, 2004 · Popular tire sizes for the RS include 205/50-16, stock size 205/55-16, 215/45-16, 205/50-17, and 215/45-17. Each size has its advantages, both in weight and in the effect on overall gearing, as fast courses-such as the South Course at this year's SCCA Solo II National Championship-can often find an RS between second and third.

A forum community dedicated to Subaru Impreza GC8 and RS owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, turbo upgrades, maintenance, and more!

Apr 26, 2021 · 2.5 RS at Auction Jump to Latest 35K views 222 replies 43 participants last post by Dirty Sanchez 7h ago

Sep 20, 2005 · Zzyzx Motorsports Impreza 2.5 RS breaks 300 NA horsepower TechWorks Engineering (Calgary, Alberta, Canada), Dieman Motorsports (Lees Summit, MO) and Zzyzx Motorsports (Overland Park, KS) conspired to build the most powerful normally aspirated Subaru 2.5L Flat-4 in North America.

Mar 15, 2005 · The RS any year basically has 2.5 N/A motor 165 HP and 166 LB of torque, The L with the 2.2 N/A motor had 144HP and I think it was 150 LB of torque Something like that... The WRX is a whole different beast with a 2.0 Turbo motor putting out 227 HP and the STi with the 2.5 Turbo motor with 300 HP...

Jun 22, 2009 · This member's journal is dedicated to my 2000 Subaru Impreza 2.5 RS, which is currently swapped with a JDM Ver. 7 STI RA engine and JDM Ver. 4 STI 4.44 5 speed transmission. In the following pages my build will be detailed, starting from June 2004 up until the present. Stay tuned, as this is...

Nov 14, 2002 · BRGRacing 2.5 Full Exhaust kit. 4 into 1, 2.25 mandrel bend, dual high flow cats, magnaflow specially built straight through muffler. Dyno results from stock exhaust on a 2002 2.5 RS: 141.1 HP @ 5953 / 143.5 Lb-FT @ 4055 at the crank. Dyno results from Exhaust kit on...

Nov 2, 2011 · For every 98-01 2.5 RS produced, there are 2.5 RS25.com members. Save Share

Feb 22, 2016 · Now back to fixing the Subie. Still couldn't find a usable RS harness for sale. So I bought this... '01 RS Sedan POS. Has a good harness though, mudflaps, passenger fender is mint, winter wheels, and new suspension STI struts and spings. Picked it …

Oct 9, 2003 · Engine Code- EJ25 Chassis Code- GC6 2.5 Liter, N/A SOHC, 16 Valve, 4 Cylinder Horizontally Opposed Engine (aka Boxer)