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      10-15-2025, 02:25 AM   #1
Bullitt
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Arguably the best midpipe, the Maddad, *is* back from the dead for one group buy!

Widely considered the best-sounding midpipe for the 1 Series, the Maddad Eurosport Midpipe, will be coming back from the dead for a limited production run.

The original Maddad company has long been gone, but the actual builder of the pipe is still in business and able to bring it back for us in a group buy. More of us 1addicts involved in the buy will help bring the price down.

If you’re interested, please put your name down in this thread:

https://www.1addicts.com/forums/show...=632402&page=7


Here is an update on pricing:

Quote:
Originally Posted by HP Autosport View Post
We are looking at the retail price of around $1072.50 and a GB price of $965.25. Shipping in an oversized box through UPS Ground will run between $103.89 (West Coast) and $217 (East Coast).
Quote:
Originally Posted by HP Autosport View Post
It ships in a custom-made 77 x 17 x 8 box. It's oversized and calculated as a 52 lb package by UPS.

Minimum of six units.

Since these are made to order, full payment up front will be required.
-----------------------
*** 11/12/25 EDIT:

Link to purchase: https://hpautosport.com/product/madd...mw-1m-midpipe/

***

Last edited by Bullitt; 11-12-2025 at 09:44 PM.. Reason: Added link for purchase
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      10-23-2025, 03:11 PM   #2
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Very well could be the last and only opportunity

Jump in on these and help lower the pricing!

Quote:
Originally Posted by atl_1M View Post


This is our only chance to take advantage of this custom run of Maddad midpipes which provide the most aggressive sound while retaining the stock rear end. I’ve been pestering these guys for years to build them and they’re finally doing it for us.

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      10-23-2025, 04:30 PM   #3
ShocknAwe
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I'd be all over this if I hadn't done custom exhaust already.

It is THE BEST midpipe.
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      10-24-2025, 07:48 PM   #4
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We now have 4 people confirmed for the group buy. Only 2 more needed to proceed!
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      10-27-2025, 03:28 PM   #5
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We now have 8 people confirmed

Get in while you can!

Fun fact: Apparently, the original vision of the Maddad midpipe, besides offering improved flow and better sound, was to pass a visual

Photo credit: ///Nico
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      11-12-2025, 09:47 PM   #6
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Let's gooo

Purchase page for these midpipes is now up!

https://hpautosport.com/product/madd...mw-1m-midpipe/


Dyno info and exhaust note video: LINK
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      11-17-2025, 04:02 PM   #7
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If I didn’t have this already, I’d buy it. Is he able to offer any of the other stuff like the axle back?
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      11-18-2025, 05:37 PM   #8
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Quote:
Originally Posted by darkrom View Post
If I didn’t have this already, I’d buy it. Is he able to offer any of the other stuff like the axle back?
I think a 6-unit purchase is the minimum to produce the old Maddad stuff so if you can find 5 others to participate in a group buy, then it’s a possibility. You would need to reach out to HP Autosport once you have a group that is ready to proceed with the 6 orders.
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      11-23-2025, 12:08 PM   #9
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Quote:
Originally Posted by Bullitt View Post
I think a 6-unit purchase is the minimum to produce the old Maddad stuff so if you can find 5 others to participate in a group buy, then it’s a possibility. You would need to reach out to HP Autosport once you have a group that is ready to proceed with the 6 orders.
That’s the main axleback I’d be interested in but haven’t even heard it in person. I believe it’s not too loud but good tone.
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      12-04-2025, 02:54 PM   #10
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Quote:
Originally Posted by Bullitt View Post
Purchase page for these midpipes is now up!

https://hpautosport.com/product/maddad-eurosport-bmw-1m-midpipe/


Dyno info and exhaust note video: LINK
Quote:
Originally Posted by ShocknAwe View Post
I'd be all over this if I hadn't done custom exhaust already.

It is THE BEST midpipe.

Wow pretty big interest in this mid pipe. I had bought the Berk resonated mid pipes before the summer. Out of genuine curiosity what makes the maddad pipes so great? They look to be 2.5” dia like the berks but just unresonated
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      12-09-2025, 12:05 AM   #11
Bullitt
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Quote:
Originally Posted by PerformanceEngSolutions View Post
Wow pretty big interest in this mid pipe. I had bought the Berk resonated mid pipes before the summer. Out of genuine curiosity what makes the maddad pipes so great? They look to be 2.5” dia like the berks but just unresonated
This is a single-piece design (unlike the 2-piece Berk), with small resonators for a throatier, more performance-oriented sound, and resonator shape / placement intended to pass visual inspection
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