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Performance ECM Upgrades
Advanaced discussion for Fel-Pro, DFI, and other aftermarket computers
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Sticky threads
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Sticky
Buick Sportsman XFI install help
HighPSI
Aug 24, 2017
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7
8
Replies
156
Views
24K
Jun 10, 2019
ATL_87GN
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New Buick XFI Sportsman ECU!!!!
HighPSI
Jun 21, 2017
3
4
5
Replies
93
Views
21K
Jan 8, 2019
Hartline Perf.
H
Sticky
XIM COP, BB COP, distributer, what works best
turbobitt
Nov 2, 2013
2
3
Replies
51
Views
15K
Jun 13, 2020
Chrisk
M
Sticky
MS3 ULTIMATE Plug and Play Harness by RPS just announced..
marleyskater420
Dec 30, 2017
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3
Replies
47
Views
9K
Jan 3, 2021
norbs
N
H
Sticky
IMPORTANT: ESC Retard!!!
HighPSI
Sep 29, 2010
2
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32
Views
13K
Nov 15, 2017
xtremexnyc
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C
Sticky
HOLLEY EFI plug and play with CRUZ Performance engine harness for TURBO Buicks
CRUZ Performance
Nov 12, 2017
Replies
15
Views
5K
Mar 9, 2019
III'S 87 GN
I
Sticky
Fueltech Plug and Play With CRUZ Performance Wire Harnesses
sackracing
Jan 11, 2019
Replies
5
Views
2K
Apr 11, 2019
sackracing
Normal threads
S
Dynamic EFI EBL Flash System For GM Sequential V6 Boosted Engines....
Street Lethal
Jul 14, 2011
31
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33
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645
Views
104K
Dec 10, 2023
liquidh8
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Going Megasquirt
Daniel Jost
Nov 10, 2010
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19
Replies
365
Views
105K
Mar 1, 2022
Chuck Leeper
3
EBL SFI-6 install & tuning thread
34blazer
Apr 11, 2014
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12
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235
Views
27K
Mar 5, 2021
liquidh8
L
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What's your MAP values at idle with XFI?
turbojimmy
Sep 3, 2008
8
9
10
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187
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13K
Nov 30, 2008
turbojimmy
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XFI, rough idle, no A/F, no TPS
jdpolzin
Mar 2, 2009
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10
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185
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21K
Nov 30, 2012
we4Mateo
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Turbo Tweak ECU-GN and what to expect
bison
Jun 30, 2018
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9
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179
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36K
Sep 29, 2019
turbotroy
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New XFI 2.05
HighPSI
Apr 10, 2014
6
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8
Replies
151
Views
37K
Jul 12, 2016
karolko
K
W
Well guys we took the plunge, three of us just bought in to the idea of Pro-efi
WIKEDV6
Nov 30, 2012
4
5
6
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115
Views
16K
Jul 12, 2013
GetOwnedVette
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Operational Parameters
turbojitsu85
Aug 12, 2012
4
5
6
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106
Views
12K
Jun 5, 2013
norbs
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Scanmaster for XFI !!!!
TurboBob
Oct 13, 2012
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6
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104
Views
16K
Jun 30, 2014
Tman75
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Tuning a Classic FAST
Chevman2448
Oct 5, 2014
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5
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92
Views
8K
Mar 24, 2015
UR50SLO
K
XFI: New motor-will not start.
karolko
Sep 26, 2014
3
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5
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87
Views
6K
Oct 30, 2014
HighPSI
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M
Great deal on XFI
Mike Licht
Feb 16, 2007
3
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5
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86
Views
7K
Mar 9, 2007
top gun
T
J&S "Safeguard" individual knock control system...
toofastforyou
Jun 19, 2012
3
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5
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85
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12K
Jul 3, 2012
norbs
N
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ProEFI on 87 GN
turbocliff
Apr 13, 2011
3
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5
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84
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15K
Oct 25, 2012
2swoosh
2
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C.N.P Coil Near Plug/ Coil on Plug
Dr. Boost
Mar 14, 2008
3
4
5
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83
Views
14K
Nov 18, 2009
UR50SLO
B
What does make an aftermarket better?
bruce
Oct 17, 2003
3
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5
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81
Views
5K
Oct 29, 2003
bruce
B
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ANOTHER Great Deal On A XFI
top gun
Jul 7, 2007
3
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5
Replies
80
Views
5K
Jul 10, 2007
EightSecV6
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FAST Training?
Nojug
Mar 16, 2003
3
4
5
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80
Views
9K
May 22, 2006
TurboJim
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Understanding the fast dash logger
norbs
May 19, 2012
3
4
5
Replies
80
Views
27K
Apr 8, 2014
kidglok
K
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