FS: BMW 135i/335i 4" Catless Downpipe for N55 Single Turbo

HP Autosport · 08-19-2011, 01:07 PM

BIMMERPOST / Classifieds

Asking Price:

None

Item Interest

Berk Technology 135i 335i DP

Ultra low backpressure 4" downpipe
23HP gain over stock at the same boost level with no tuning devices
30TQ gain over stock at the same boost level with no tuning devices
Straight shot design for zero restriction and high velocity
Largest possible tubing for quicker spool
Zero taper on flange at turbo for largest possible pressure differential
Largest downpipe on the market, uses more 4" tube than the competition
100% Made in the USA
Optional: Ceramic coatings normally used for race pistons for much greater thermal barrier protection compared to exhaust coatings

This prototype has been on HP's project 135i for the last 7000 miles. New gaskets and hardware will come with the DP.

New $599.99

SOLD!

RWolf10 · 08-19-2011, 03:09 PM

PMd

dicker · 08-19-2011, 03:38 PM

Raniel wastes no time!!

Exalted_Tuna · 08-19-2011, 03:42 PM

pm'd

HP Autosport · 08-19-2011, 03:51 PM

SOLD!

RWolf10 · 08-20-2011, 09:40 AM

Quote:

Originally Posted by dicker

Raniel wastes no time!!

Haha. We were just talking about this the other day too. Lol. Good timing harold.

08-19-2011, 01:07 PM	#1
HP Autosport Supreme Allied Commander 3842 Rep 54,352 Posts Drives: F80 M3 Join Date: Mar 2007 Location: Santa Barbara, AP, Brembo, GIAC, Koni, Ohlins, Performance Friction, www.hpautosport.com iTrader: (36)	FS: BMW 135i/335i 4" Catless Downpipe for N55 Single Turbo BIMMERPOST / Classifieds Asking Price: None Item Interest Berk Technology 135i 335i DP Ultra low backpressure 4" downpipe 23HP gain over stock at the same boost level with no tuning devices 30TQ gain over stock at the same boost level with no tuning devices Straight shot design for zero restriction and high velocity Largest possible tubing for quicker spool Zero taper on flange at turbo for largest possible pressure differential Largest downpipe on the market, uses more 4" tube than the competition 100% Made in the USA Optional: Ceramic coatings normally used for race pistons for much greater thermal barrier protection compared to exhaust coatings This prototype has been on HP's project 135i for the last 7000 miles. New gaskets and hardware will come with the DP. New $599.99 SOLD! Attached Images Last edited by HP Autosport; 08-19-2011 at 03:51 PM..
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08-19-2011, 03:09 PM	#2
RWolf10 Lieutenant 69 Rep 557 Posts Drives: Alpine White 135i DCT Join Date: Jul 2010 Location: Chino Hills, CA iTrader: (28)	PMd
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08-19-2011, 03:38 PM	#3
dicker Captain 69 Rep 847 Posts Drives: F80 6MT Join Date: Apr 2008 Location: SoCal iTrader: (8)	Raniel wastes no time!!
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08-19-2011, 03:42 PM	#4
Exalted_Tuna Private 6 Rep 87 Posts Drives: 2022 X3MC Join Date: Jun 2011 Location: Pittsburgh iTrader: (2) Garage List 2022 BMW X3MC [0.00] 2011 BMW 135i [0.00]	pm'd
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08-19-2011, 03:51 PM	#5
HP Autosport Supreme Allied Commander 3842 Rep 54,352 Posts Drives: F80 M3 Join Date: Mar 2007 Location: Santa Barbara, AP, Brembo, GIAC, Koni, Ohlins, Performance Friction, www.hpautosport.com iTrader: (36)	SOLD!
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