Performance Tuning

Forum to discuss all things related to adding performance tunes to the Ford Fiesta ST.
KnockOff
Knock count.
2 3 4 5
Replies
81
Views
27,347
N
Nikolo
BuiltforSin
Any Peron tune users here?
Replies
10
Views
3,429
G
green_henry
S
Rear Motor Mount
Replies
17
Views
3,273
S
Sneakers802
J
Flashing Process - Immobilizer Pop Up
Replies
1
Views
3,369
R
Rocketst
R
Has anyone else gotten p2282
Replies
2
Views
3,285
R
Rocketst
C
COBB Traction Control
2
Replies
29
Views
15,943
jeff
jeff
A
Injen exhaust
Replies
0
Views
1,249
A
aaronsmith001410
E
Ethanol Sensor Install
2
Replies
29
Views
18,663
K
kealanb
A
Turbosmart
Replies
6
Views
1,517
Ludeem1
Ludeem1
Z
1 step colder spark plugs
2
Replies
20
Views
13,078
H
HardBoiledEgg
A
Bravo alpha
Replies
3
Views
1,581
MagnetiseST
MagnetiseST
flbchbm
This explains a lot. Spark plug boot issue
Replies
12
Views
4,637
M-Sport fan
M-Sport fan
A
idle tuning
Replies
10
Views
3,661
A
Andresz28
KnockOff
Ethanol Percentages.
2
Replies
25
Views
6,486
G
Ghotiman
luke.robinson
MAF pipe for air intake!
Replies
14
Views
8,323
PunkST
PunkST
xxiaze
Need tuner for G25-550
2
Replies
21
Views
3,865
xxiaze
xxiaze
jeff
REVIEW: Perps and Berbs tune add-on (Tune+)
Replies
9
Views
3,112
Humpy Mcsaddles
Humpy Mcsaddles
PaciFIST18
Aftermarket Tune "locked" on Accessport?
Replies
10
Views
10,188
XR650R
XR650R
DaveZtoA
To Tune or Not to Tune.....
Replies
13
Views
5,703
G
green_henry
fieSTeban710
New Parts coming in...
2
Replies
37
Views
6,219
fieSTeban710
fieSTeban710
jeff
Tuning in throttle tip-in
Replies
4
Views
2,327
jeff
jeff
A
Ignition timing corrections
Replies
0
Views
2,427
A
aids_666
jeff
Tune+ perps and berbs tune available
Replies
6
Views
3,199
Hypergram
Hypergram
Hypergram
What Gauges Do you Recommend I use on the Accessport?
Replies
14
Views
9,887
Bucarock
Bucarock
R
Induction kit advice
Replies
1
Views
1,321
slopoke
slopoke
Flying Fajita
Mountune AccessPort data logging
Replies
1
Views
2,028
C
Cartman
G
P061B DTC, wrench light, limp mode, etc
Replies
7
Views
7,369
TyphoonFiST
TyphoonFiST
C
Mountune MP215 vs. Cobb ECU flasher FB3 package
Replies
3
Views
2,603
C
CJ416
ZachRacing
Is there a OST “Pop/Crackle“ tune on Cobb AP?
Replies
13
Views
12,496
PunkST
PunkST
SrsBsns
Negative Boost?
Replies
13
Views
8,686
DoomsdayMelody
DoomsdayMelody
C
Do I need a new tune?
Replies
4
Views
1,561
Ford ST
Ford ST
Sakel
JST tunes
Replies
9
Views
3,144
Dpro
Dpro
LilJed16
Cobb or mountune
Replies
5
Views
3,035
TyphoonFiST
TyphoonFiST
J
WHOOSH hybrid turbo tuning suggestions
Replies
4
Views
3,342
Gogoggansgo
Gogoggansgo
Sakel
Map verification
Replies
1
Views
1,056
A
AZSP33D
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