Performance Tuning

Forum to discuss all things related to adding performance tunes to the Ford Fiesta ST.
masonsturbos
93oct vs e40 stage 3 Vdyno comparisons needed
Replies
18
Views
10,880
dyn085
dyn085
C
Accesstuner Race Updates
Replies
0
Views
1,629
C
COBB Tuning
ParsonsArmu
New to tuning
Replies
5
Views
2,117
ParsonsArmu
ParsonsArmu
worfab
AP V3 issue with WOT
Replies
7
Views
3,557
worfab
worfab
OffTheWall503
Stage 2 without supporting mods?
2 3 4
Replies
68
Views
26,851
dyn085
dyn085
S
Cobb acessport question
Replies
5
Views
2,273
TyphoonFiST
TyphoonFiST
Mike Shoe
Went to Cobb tuning today and got some baseline dyno pulls for stock and OTS stage one.
Replies
10
Views
6,407
T
Tiempo de Fiesta
2
Ots stage 3 boost levels?
Replies
16
Views
7,419
D
DP03
K
Cobb access port
Replies
6
Views
2,483
Deli
Deli
CanadianGuy
Turbosmart Dual Port Kompact Shortie and IWG for Ford's Fiesta ST
2 3
Replies
41
Views
18,941
J2FoRS
j2FiST
D1JL
MyKey and Custom Tunes
Replies
0
Views
1,200
D1JL
D1JL
rooSTer
Fiesta ST SCT Tuner
2
Replies
34
Views
19,605
C
Chrisklol
Brura22
Water Meth E-Tuner
Replies
1
Views
2,224
Hijinx
Hijinx
Kip2MyLou
"E" Fuel Tunes Questions
2
Replies
36
Views
11,376
Rhinopolis
Rhinopolis
OffTheWall503
Accessport V3 with Mountune Stage 1 map: Initial Impressions
Replies
12
Views
8,581
thaiphoon
thaiphoon
B
mp215 to mr230
Replies
3
Views
2,639
B
boyracer
johnnyaf87
RPM Signal for Dyno
Replies
3
Views
2,168
johnnyaf87
johnnyaf87
Lizzardmax
Knock but No Negative Corrections (Data Logs) Opinions
2 3 4
Replies
63
Views
14,888
dyn085
dyn085
F
post up peak psi you see
2
Replies
35
Views
8,233
A
Aerofusical
Sondi
Leaning above 5800 rpm? Input welcomed
2
Replies
35
Views
6,321
1
1azst
RubenZZZ
Does a Focus ST SCT tuner work on a Fiesta ST?
Replies
4
Views
2,156
R
richtor
CanadianGuy
Accessport Firmware 1.7.2.0-12066
Replies
3
Views
1,735
CanadianGuy
CanadianGuy
D
Ap v2 fiesta st
Replies
6
Views
2,688
M
madfiesta14
W
Turbosmart Wastegate Issue
Replies
7
Views
9,349
W
William.LEJA
M
COBB AP $170 shipped!!! Yippeee!!
Replies
9
Views
2,589
M
madfiesta14
arlisscm
WMI questions
2
Replies
23
Views
11,823
GateCityRadio
GateCityRadio
T
Turbo Transformer Criticism Thread ...
Replies
13
Views
9,021
FatGuyInALittleCar
FatGuyInALittleCar
A
@Tune+ Fuel Quality Questions
Replies
6
Views
2,957
dyn085
dyn085
B
Graduating from mp215
Replies
17
Views
5,020
meFiSTo
meFiSTo
B
Cob OTS v221 update
Replies
7
Views
3,414
FORZDA 2
FORZDA 2
Q
MP215 to Protune/OTS Flash... Safe?
Replies
2
Views
1,860
Q
Quasar
M
Cobb OTS Stage 1 with Mountune Full intake?
Replies
3
Views
2,309
AzNightmare
AzNightmare
F
high speed roll race tactics
2
Replies
28
Views
9,253
frankiefiesta
frankiefiesta
XuperXero
Question for tuners: Can reflash/tune brick an ECU?
Replies
13
Views
8,353
XuperXero
XuperXero
BoostBumps
COBB Releases New v220 OTS MAPs - Major Update
3 4 5 6 7
Replies
127
Views
33,159
BoostBumps
BoostBumps
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