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Troubleshooting
New
471
5.3K
Threads
471
Messages
5.3K
Misfire only on ethanol after installing Reflex
Yesterday at 11:12 PM
UN54FE
Advanced Tuning
New
235
3.7K
Threads
235
Messages
3.7K
N54
Motiv Reflex MHD001 - CAN Sensor 1 Timeout
Apr 26, 2024
turbohugh
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K
Why is inpa impossible?
K_Troopa
Feb 28, 2021
Replies
10
Views
2K
Sep 16, 2021
turbohugh
Why is front turbo smaller then the rear .??
n54_teckkkkk
Nov 21, 2018
Replies
5
Views
2K
Jan 9, 2019
FredHarwood
D
Why do RHD single turbo kits sound like crap?
DCTFox
Aug 31, 2019
2
Replies
20
Views
7K
Sep 4, 2019
DCTFox
D
Why didn’t anyone make a valve cover like this?
The Convert
Jan 5, 2019
Replies
5
Views
1K
Jan 5, 2019
The Convert
Why cant I get both cam sprockets on? ETA: Both are on now.
torbearfree
May 14, 2020
Replies
2
Views
976
May 16, 2020
doublespaces
Who’s doing a DCT swap ?
aus335iguy
Feb 22, 2018
Replies
16
Views
8K
Oct 13, 2020
Dipp
R
Who's broken stock differentials? And how?
RuskiRacer
Nov 20, 2019
Replies
12
Views
1K
Nov 21, 2019
RuskiRacer
R
Who wants head for Valentines?
RNM
Feb 14, 2022
2
3
Replies
54
Views
6K
Feb 22, 2022
rac
R
Who makes the fuses on BMWs?
fmorelli
Jun 9, 2020
Replies
5
Views
851
Jun 11, 2020
Snertz
Who has E93 ?
SlowE93
Feb 1, 2019
2
Replies
30
Views
3K
Mar 24, 2019
hellokitty
Who do you recommend to tune my car? 6266, 94, meth -> JB4
twinturbos
Jan 17, 2020
Replies
7
Views
2K
Jan 19, 2020
twinturbos
P
Whining noise while in vacuum and boost [PAYING]
pysical
Jun 30, 2022
Replies
6
Views
1K
Aug 16, 2022
pysical
P
Which years to buy for head/block cores?
doublespaces
Nov 20, 2016
Replies
15
Views
6K
Nov 22, 2016
08_335i
0
C
Poll
Which turbo setup for HPDE? Wider powerband possible (Good responsiveness with a decent top end)
CAA
May 16, 2021
Replies
19
Views
2K
May 18, 2021
Asbjorn
S
Which stand alone ECU’s have OEM cluster integration? Want to run a Haltech ideally.
SamuelsBuilds
Apr 11, 2020
Replies
1
Views
1K
Apr 12, 2020
rac
R
Which Single Turbo?
Krazi3azn
Aug 31, 2017
2
Replies
25
Views
9K
Sep 5, 2017
Venom77
P
Which single turbo to get?
pysical
Jun 9, 2019
Replies
15
Views
3K
Jun 12, 2019
Payam@BMS
Poll
Which PI kit are you running?
Abacus38
Jan 13, 2018
2
3
Replies
43
Views
10K
Jan 15, 2020
matreyia
which meth kit should I buy
seb.apprenti
Jul 18, 2020
2
3
4
Replies
60
Views
10K
Mar 10, 2023
seb.apprenti
Which EKP for a 2011 MY Z4 35is with Flex-it bucketed 450 LPFP
pbondar
Feb 10, 2022
2
Replies
21
Views
2K
Jul 8, 2023
pbondar
where the hell did my head tap fall?
Seaneezy
Oct 2, 2019
2
3
Replies
42
Views
7K
Apr 15, 2020
derekgates
Where Is Everyone Buying NTK O2 Sensors
Gavin
May 16, 2019
Replies
2
Views
2K
May 23, 2019
AllSchwarz
Wheel speed sensor and outside ambient temperature issues (Help!)
carabuser
Dec 18, 2020
Replies
6
Views
1K
Dec 23, 2020
carabuser
What’s the best oil for tuned and highly boosted N54 engines?
Jeffman
Jul 19, 2019
2
3
4
Replies
60
Views
37K
Jun 19, 2021
martymil
Whats the Fix for 2c2d & 2c2e Possible Final thread For This
BOosted 335i
May 12, 2019
Replies
12
Views
6K
Nov 1, 2021
pysical
P
P
Whats that sound?
pysical
Mar 20, 2022
Replies
2
Views
991
Mar 26, 2022
pysical
P
M
What's your oil pressure range?
marv85
Jan 10, 2024
Replies
6
Views
428
Feb 10, 2024
JohnDaviz
C
what's wrong with my car
caneker
Dec 12, 2021
Replies
12
Views
1K
Dec 15, 2021
Torgus
What's with all these cheap "index 12" injectors on ebay?
Mightbaal
May 17, 2018
2
Replies
25
Views
30K
May 20, 2018
langsbr
Technical
What's ORing size for stock PCV
Gavin
Jul 5, 2018
Replies
1
Views
1K
Jul 5, 2018
Panzerfaust
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