BMW Performance Exhaust Installation

viven

Member
Hi,

I recently installed the BMW Performance Exhaust on my N55 BMW 135i Coupe and was curious as whether any sensors needed to by changed or if there was any reprogramming that needed to be done? As far as I am aware, the dealer just cut the mid-section and bolted on the performance exhaust.

Regards,
Viven
 

r0ckf1re

Well-known member
The BMW Performance exhaust is just the rear section. There should be no need for any sensors or programming as far as I know. In fact, I didn't even think it required cutting.

Sent from Samsung Galaxy Note 4
 

viven

Member
r0ckf1re said:
The BMW Performance exhaust is just the rear section. There should be no need for any sensors or programming as far as I know. In fact, I didn't even think it required cutting.

Sent from Samsung Galaxy Note 4


The was definitely cutting to remove the centre silencer box. They used joins that were apparently provided with the exhaust.
 

R!Yo

Staff - Social Media
Staff member
viven said:
Hi,

I recently installed the BMW Performance Exhaust on my N55 BMW 135i Coupe and was curious as whether any sensors needed to by changed or if there was any reprogramming that needed to be done? As far as I am aware, the dealer just cut the mid-section and bolted on the performance exhaust.

Regards,
Viven

If its just the axle back exhaust system? then there wont be any coding required. All they do is cut the rear end of the mid pipe and pop out the standard rear section and the use a clamp to join the new performance rear section to the rest of the exhaust.
 

viven

Member
R!Yo@TheFanatics said:
viven said:
Hi,

I recently installed the BMW Performance Exhaust on my N55 BMW 135i Coupe and was curious as whether any sensors needed to by changed or if there was any reprogramming that needed to be done? As far as I am aware, the dealer just cut the mid-section and bolted on the performance exhaust.

Regards,
Viven

If its just the axle back exhaust system? then there wont be any coding required. All they do is cut the rear end of the mid pipe and pop out the standard rear section and the use a clamp to join the new performance rear section to the rest of the exhaust.


Yes, I am pretty sure that is what they did. Thanks for the clarity.
 

Bernard///M3

BMW Car Club Member
They cut it just behind the rear wheels, if I'm not mistaken the pipe from the rear box is about 15-20cm only and then gets clamped to the original pipe, nothing else is done


image_2058076867.jpeg


This is basically it
 

Bernard///M3

BMW Car Club Member
Can't see the pic, problem with the site.

Might be slightly different box as you have a 1 series, but pretty much the same concept
 

UpNcOmiNg!

Events Organiser
e and f series are VERY different.

As Riyo, no coding need be done. Simple cut, join and bolt on the new axle back.
N55 F series is a cut and join situation.
 

SM3

Banned
UpNcOmiNg!@TheFanatics said:
e and f series are VERY different.

As Riyo, no coding need be done. Simple cut, join and bolt on the new axle back.
N55 F series is a cut and join situation.

F series is same

cut and bolt on using clamp

:smashScreen:
 

Danny2

///Member
anyone have a part number for the clamp required for the cutting and joining on the PE exhaust to the stock exhaust?
 

StraightSix

Member
I don't think there's any power difference with the bmw performance exhaust - if there is its very minimal. The exhaust note changes quite a bit.


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