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E46 M3 (2001-2006)

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Old 09-13-2010, 09:37 AM
Nickolaus Nickolaus is offline
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Location: space
Join Date: Sep 2010
Posts: 3
Mein Auto: Bmw m5 e60
Problems with hpf stage2 HELP

Hello, when i drive with the meth on and it boost 13 psi its puuls and than at about 6-7k rpm it just cuts power and makes a beb from the siren what can this be?

how does the fuelsystem work on stage 2? is it the orginal pump in tank and a extra under?

can it be the orginial pump in tank that is to old?

Thank for all help //Greattings Nickolaus
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Old 09-13-2010, 01:00 PM
sfca-325i sfca-325i is offline
humanum est errare
Location: Northern California
Join Date: Apr 2004
Posts: 652
Mein Auto: which day is this?
You should post this in e46fanatics. They have the largest readership with HPF experience.

edit: on second thought, you should just call Chris @ HPF. Their customer service is excellent.


2004 e83 3.0, 2003.5 e46 M3 Cic, 2008 e9x 335xia, 2008 Sienna XLE Limted AWD
Gone: 2006 B7 A4, 2003 Honda Pilot EX-L RES

Last edited by sfca-325i; 09-13-2010 at 01:03 PM.
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