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135Pats Does Single Turbo Stuff
About 3 months ago I decided to go single turbo with my second N54 powered car. Like many of those who have done the same, I got bored with what a stock turbo car could do, and didnÂ’t feel comfortable...
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VTT Stage 2 658 WTQ / 585WHP new N54 Stock frame WTQ record
We had a few extra minutes today so we threw the car on the dyno for 5 runs, before Dzenno had to leave work. We are battling serious misfire and correction issues only in cylinders 1 & 4 which are...
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600 WHP Single Turbo Daily Driver Project
So I figured I'd go ahead and start my build thread/review now that things are moving forward. For starters, I have an '08 135i 6AT that is basically FBO+Meth. I've enjoyed driving the car with this...
View ArticleStupid Question about PWM
What happens when i run smaller jet? I tried to use aggressive maps on my Cobb with the currently-installed 1.0mm jet for a low boost map (1.2mm jet is needed for aggressive map), but after 2-3 runs it...
View Article6466 Custom Kit Dyno Results
Hey guys, got my kit moved from my previous car on the my new-to-me '09 135i and figured I'd share my results from a quick dyno session a couple weeks ago. The setup: '09 135i MT Runs done in 4th gear,...
View ArticleParts to accompany a clutch
So I'm finally going to pull the trigger on a new twin disc clutch and single mass flywheel from Motiv and I was wondering if there's anything else I should buy and swap out while I'm doing the clutch....
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VBOX Sport Group Buy
*iPhone not included ;) Links: Link to VBOX Sport info Link to purchase VBOX Sport on our site Group Buy Info: The group buy will go like this: The VBOX Sport MSRP is $429 The windshield suction mount...
View Article135 Single turbo guys
We are looking for a stock 135 charge pipe so we can get the 135, RHD version of our silicone CP into production. We can always buy one from the dealer, but if someone went ST on a 135, they most...
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VTT Billet Water blocks now available
Hey guys, Stage 3 production water blocks are in, and they are beautiful. We went ahead, and had some extras made, if you need a low profile water block for your Single or Twin DIY kit, we have a great...
View ArticleCould I interest you in Mobile BimmerBoost flash software?
We have an opportunity to utilize community resources to get this done for the android platform. It's going to take time and of course, money. If you guys are willing to donate as you did previously to...
View ArticleCan there be timing pulls without knock detected (real or false)?
As the title states, do we know if the ECU can pull timing without one of the knock sensors actually sending a signal indicating knock (real or false is irrelevant)? I ask because I know Terry tried to...
View ArticleMeth Nozzel size for single turbo...?
what's the best methanol noz for the single turbo, im running 1 noz cm10 i can only hit 20-21 psi on 93oct, is it better to run 2 nozzels or cm14?? can i hit higher boost on 93oct?
View ArticleWhich brand and weight of motor oil do you use on your N54?
I'm sure this topic came up before but which brand and weight do you guys use for your N54 motor? I've used couple different brand before but I want to stick with just one right now. What are your...
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DEFIV FABRICATION - LOCKDOWN KITS - Back In Stock!
DEFIV Fabrication is happy to announce that 335i, 335is, 135i and 1M lockdown kits are back in stock! Just in time for your track, road-abused or single turbo build. 100% American Designed and made....
View ArticleQuestion about a 335i auto vs manual and factory fuel system
Just curious what the power handling is of the auto vs manual ? I really want to get a manual for auto x but there are hardly any for sale around me. So I have been kind of looking at the autos with...
View ArticleN55 charge pipe fit on N54?
Since I will be using an EFR turbo w/ integrated BOV, I have no need for my current chargepipe + tial bov. Ideally, I'd like to just sell it and buy an N55 charge pipe to use instead. Does anyone know...
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VTT 2+, Port Injection Build - Dyno Progress
Per my old thread, I proved that the stock turbo inlets were restricting flow at higher boost levels and so I did some testing and built custom intakes. Since then, I installed BMS's port injection...
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Fuel-It! Scratch and Dent sale
We have three pump assemblies that don't conform to our specs for aesthetic reasons. All three have just been upgraded but due to the differences we don't feel we can sell them on the website. So here...
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n54 Single turbo engine codes CYL 1-6
Hi all... I've been working on my engine and build it for the past 2 years. and the time has come to put a single 6466 turbo. built bottom end with CP pistons, arrow rods, ported/polished VAC cylinder...
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