RomRaider Logo

RomRaider

Open Source ECU Tools
 FAQ •  Register •  Login 

RomRaider

Documentation

Community

Developers

It is currently Sat Feb 21, 2026 10:20 pm

All times are UTC





Post new topic Reply to topic  [ 4 posts ] 
Author Message
 Post subject: 2006 FXT 6MT STI EJ257 ARASHI G25/660 400WHP @25PSI
PostPosted: Thu Jul 29, 2021 11:27 am 
Offline
Newbie

Joined: Sat Jun 22, 2019 8:31 am
Posts: 67
Hey guys! Here is map which I made for my buddy
EDM 2006 Forester XT

Stock EJ257 engine *dual avcs, working only intake avcs
6MT EDM 2003 STI tranny
ARASHI stock location turbo G25/660-TD06SL2-8cm 2.4 inlet
Pierburg 3-port EBCS (31hz)
FMIC 600x300x100 fmic.eu bar&plate
EPMAN recirculation BPV (perrin knock off)
Custom short-ram intake 6" Filter with flow stack and 70mm MAF housing
Modded WRX light-blue injectors (420cc>>850cc)
Stock fuel rails, stock FPR
DW300 fuel pump
TGV delete (welded stock ones)
Stock UEL headers and uppipe
Custom 3" catless exhaust and Futjisubo catback
AEM wideband

Target AFR: 11.5
Target Boost: 18 to 21 psi

Ukrainian pump gasoline RON98-100 (E0)

Trying to keep it on conservative side, knock free

Car made around 315 whp on virtual dyno and 377 hp on local dyno (they said it is hp at flywheel)


Attachments:
romraiderlog_20210728_161158.csv [56.12 KiB]
Downloaded 134 times
romraiderlog_20210728_200230.csv [87.65 KiB]
Downloaded 118 times
photo_2021-07-29_14-26-31.jpg
photo_2021-07-29_14-26-31.jpg [ 107.12 KiB | Viewed 1684 times ]
File comment: Map v1.00 from the dyno session, 312whp and 377BHP stock headers.
FXT850ccG25_fmic_18-21psi-377.zip [332.12 KiB]
Downloaded 249 times
File comment: log file from the dyno session 4th gear
log.jpg
log.jpg [ 55.77 KiB | Viewed 1684 times ]
File comment: chart from the local dyno shop
upstage.jpg
upstage.jpg [ 167.17 KiB | Viewed 1684 times ]
File comment: virtual dyno 2 runs
RED - 3rd gear on the road
BLUE - 4th gear on the dyno rollers

virtual.jpg
virtual.jpg [ 84.74 KiB | Viewed 1684 times ]

_________________
2006 FXT EJ255 / 4EAT / Comp Turbo CTR-X475 / FMIC / Flex E30

Kyiv Ukraine


Last edited by 25fxti on Wed Mar 01, 2023 3:44 pm, edited 1 time in total.
Top
 Profile  
 
 Post subject: Re: 2006 FXT EDM 6MT sti EJ257 ARASHI G25/660 RON98 377hp 20
PostPosted: Sat Aug 07, 2021 4:35 am 
Offline
Senior Member

Joined: Sat Feb 12, 2011 11:27 pm
Posts: 2032
Location: Northern NSW
Use the WGDC and Target Boost maps properly, column spacing allows resolution

Plus closed throttle is under vacuum, not 10psi boost in manifold


Top
 Profile  
 
 Post subject: Re: 2006 FXT EDM 6MT sti EJ257 ARASHI G25/660 RON98 377hp 20
PostPosted: Sat Aug 07, 2021 7:36 pm 
Offline
Newbie

Joined: Sat Jun 22, 2019 8:31 am
Posts: 67
thanks! Did this for reason we had too lose wastegate preload and boost come too late and spool was slooooow. So i turned targets up in shift regions, but it didn't help...

But at the map I've loaded and charts, we already have adjusted wastegate and it spools like we want, at desired rpms (not too late, not too early) for stock engine life...

_________________
2006 FXT EJ255 / 4EAT / Comp Turbo CTR-X475 / FMIC / Flex E30

Kyiv Ukraine


Top
 Profile  
 
 Post subject: Re: 2006 FXT EDM 6MT sti EJ257 ARASHI G25/660 RON98 377hp 20
PostPosted: Wed Mar 01, 2023 3:41 pm 
Offline
Newbie

Joined: Sat Jun 22, 2019 8:31 am
Posts: 67
Hi there!

After adding bunch of supporting mods, we are at currently at 400whp DJ

Full list:
6MT EDM 2003 STI tranny
ARASHI stock location turbo G25/660-TD06SL2-8cm 2.4 inlet
Pierburg 3-port EBCS (31hz)
FMIC 600x300x100 fmic.eu bar&plate
EPMAN recirculation BPV
Custom short-ram intake 6" Filter with flow stack and 70mm MAF housing
Modded WRX light-blue injectors (420cc>>850cc)
Stock fuel rails, stock FPR
DW300 fuel pump
TGV delete
Custom 3" catless TBO
AEM wideband


added:
Aftermarket UEL headers and 2inch uppipe
Ported turbine entrance to match uppipe gasket
38mm Tial EWG
Wiseco Forged Low Drag Pistons
Rings gapped for high boost
Manley H-Beam Rods
Two baffled catch cans


So we are running currently 2 maps on 93octane (RON100)
Target AFR: 11.5
340whp @19psi
400whp @25psi


Attachments:
File comment: VD Dynojet
400whp 340whp.jpg
400whp 340whp.jpg [ 101.97 KiB | Viewed 829 times ]

_________________
2006 FXT EJ255 / 4EAT / Comp Turbo CTR-X475 / FMIC / Flex E30

Kyiv Ukraine
Top
 Profile  
 
Display posts from previous:  Sort by  
Post new topic Reply to topic  [ 4 posts ] 

All times are UTC


Who is online

Users browsing this forum: No registered users and 5 guests


You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum

Jump to:  
Powered by phpBB © 2000, 2002, 2005, 2007 phpBB Group
Style based on FI Subsilver by phpBBservice.nl