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Performance ECM Upgrades
Advanaced discussion for Fel-Pro, DFI, and other aftermarket computers
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MS3 ULTIMATE Plug and Play Harness by RPS just announced..
marleyskater420
Dec 30, 2017
2
3
Replies
47
Views
8K
Jan 3, 2021
norbs
Sticky
XIM COP, BB COP, distributer, what works best
turbobitt
Nov 2, 2013
2
3
Replies
51
Views
14K
Jun 13, 2020
Chrisk
Sticky
Buick Sportsman XFI install help
HighPSI
Aug 24, 2017
6
7
8
Replies
156
Views
22K
Jun 10, 2019
ATL_87GN
Sticky
Fueltech Plug and Play With CRUZ Performance Wire Harnesses
sackracing
Jan 11, 2019
Replies
5
Views
2K
Apr 11, 2019
sackracing
Sticky
HOLLEY EFI plug and play with CRUZ Performance engine harness for TURBO Buicks
CRUZ Performance
Nov 12, 2017
Replies
15
Views
4K
Mar 9, 2019
III'S 87 GN
Sticky
New Buick XFI Sportsman ECU!!!!
HighPSI
Jun 21, 2017
3
4
5
Replies
93
Views
19K
Jan 8, 2019
Hartline Perf.
Sticky
IMPORTANT: ESC Retard!!!
HighPSI
Sep 29, 2010
2
Replies
32
Views
12K
Nov 15, 2017
xtremexnyc
Normal Threads
anyone here using Holley HP to control Holley water/meth kit?
Warp6
Dec 31, 2021
Replies
18
Views
340
Jan 7, 2022
Chuck Leeper
FAST XFI 2.05 before startup?!
GNbythebay
Dec 24, 2021
Replies
5
Views
183
Jan 3, 2022
Chuck Leeper
Xfi data, sputtering
Blacky
Oct 24, 2021
Replies
8
Views
385
Dec 11, 2021
Chuck Leeper
Fast dash freezing
J-B Racing
Aug 1, 2021
Replies
13
Views
519
Nov 10, 2021
Jerryl
86-87 ECM upgrade into 85 Hot Air Turbo
Big Dawg
Sep 25, 2021
Replies
16
Views
374
Oct 14, 2021
Big Dawg
HELP - Need XFI Sportsman pinout chart
Jerryl
Sep 19, 2021
Replies
2
Views
147
Sep 19, 2021
Jerryl
Volt drop during cranking and rich a/f start
sscamino
Sep 15, 2021
Replies
1
Views
135
Sep 15, 2021
Chuck Leeper
Another MS3Pro Evo build
ShawnR
Apr 1, 2020
2
Replies
31
Views
3K
Sep 13, 2021
Reggie West
FREE GN-ECU tuning Sessions
norbs
Jan 8, 2021
Replies
11
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2K
Aug 29, 2021
norbs
XFI Sportsman Internal Data Logger
HighPSI
Sep 8, 2017
Replies
6
Views
1K
Aug 28, 2021
tomo1970
best courses to learn fast xfi tuning
greeneyegi
Apr 20, 2021
Replies
3
Views
418
Aug 28, 2021
norbs
Misc injector tune info
Chuck Leeper
Jul 22, 2021
Replies
1
Views
198
Jul 22, 2021
626gn
MS3PNP help page now up on Fb
norbs
Nov 28, 2020
Replies
2
Views
633
Jul 6, 2021
J-B Racing
F
My F A S T ecm . Ain't
Frankensteeen
May 6, 2021
Replies
12
Views
552
Jul 1, 2021
Frankensteeen
F
Working e-Dash with a Raspberry Pi and ECUGN
Turbo6inKY
Jul 28, 2019
Replies
14
Views
1K
Jun 24, 2021
TType85
M
Cam sync (*btdc) at WOT for Xfi
mzunino
Jul 24, 2019
Replies
15
Views
1K
Jun 21, 2021
Frankensteeen
F
Dynamic EFI EBL Flash System For GM Sequential V6 Boosted Engines....
Street Lethal
Jul 14, 2011
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32
Replies
637
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98K
Jun 8, 2021
RmvBfrFlght
xfi 2.05 edash
greeneyegi
Apr 19, 2021
Replies
4
Views
319
Apr 21, 2021
turbo nasty
Software patch needed for 1500 RPM cranking XFI spike!
norbs
Oct 22, 2014
Replies
10
Views
1K
Apr 16, 2021
norbs
FEC display sporadic
Jerryl
Mar 14, 2021
Replies
2
Views
253
Mar 18, 2021
Jerryl
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