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      03-23-2014, 04:26 PM   #1
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injectors...the good, the bad and the ugly

So, as part of my single turbo conversion, I've been going through and pretty much replacing nearly every wear item in the engine bay outside of the engine internals. Gaskets, belts, pulleys, plugs, motor mounts, bolts, seals, all sorts of wallet draining nonsense. Well, I figured I should probably take care of having the injectors cleaned and inspected as well since they were the original injectors on my 06/06 build date 335i!!! Needless to say, they baselined low, one ticked like it is on its way out, another had a bad spray pattern and started to create more of a flooding than a misting at higher rpms, and lastly...they just couldn't get up to an acceptable flow level even after multiple rounds of ultrasonic cleaning, and that's after still gaining 5-7% flow per injector!!! So, that's the bad.

With all that said, it looks like I am in the market for all new injectors and to be honest, after spending so much damn money already(10-12k easy) on all of the stuff for my build, I am beyond tired of spending money to make this car a turn key awesome sauce mobile. But, it needs to be done. So...

Does anyone have a good source for the newest rev injectors at a good price? Anyone who says, "the dealership" gets a virtual slap upside the head. And that concludes the ugly.

The good, however, is that I had all of the flow testing and cleaning done by Heath at ***********. If anyone is on the fence about using his services, I highly recommend doing so. He gave a full report on each injector and held up to his claims of refunding half the money on injectors that do not pass. He was extremely quick with his service and was beyond pleasant to deal with. I will definitely be sending the injectors from my A4 to him when I get to freshening that car up later this year.
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      03-23-2014, 04:29 PM   #2
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can you aware us on ***********?
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      03-23-2014, 04:31 PM   #3
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can you aware us on ***********?
Huh?
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      03-23-2014, 04:42 PM   #4
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Huh?
never heard of it. what exactly do they do? (pricing info would also be much appreciated)
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      03-23-2014, 04:48 PM   #5
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Originally Posted by Sandman614 View Post
never heard of it. what exactly do they do? (pricing info would also be much appreciated)
This is not really a review thread. The website is **************** I'm looking for any info on where to get the newest injectors for the best price. Example, ecstuning has them for $999, but I still want cheaper.
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      03-23-2014, 05:34 PM   #6
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Quote:
Originally Posted by pwr hungry View Post
This is not really a review thread. The website is **************** I'm looking for any info on where to get the newest injectors for the best price. Example, ecstuning has them for $999, but I still want cheaper.
tomkinsonbmwparts.com has them for $144.38 and coupling for $4.97. Not sure if that helps too much.
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      03-23-2014, 05:41 PM   #7
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http://www.getbmwparts.com/parts/ind...&siteid=214672
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      03-23-2014, 05:46 PM   #8
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I'm so with you on tired of spending money! My car is FBO with meth. Figured I'd get pro-active and change out the O2 sensors as mine are factory 02/07 build. Did that, drove 3 miles and wham! Misfires, loss of power, and complete throttle loss! Check for codes and get the dreaded ecu diode failure code!

Sad part, take to dealer as ecu is covered under the emissions law, there are protocols to follow. As I had misfires as well as ecu codes, the test plan shows:
1-check fuel pump pressures
2-change injectors (mine are original o2/07)
3-change coil packs
4-spark plugs
5-approve dme

Doesn't make sense. I'm out of warranty otherwise so in canada, 6x injectors installed = $3000
6x coil packs= $1000
6x Plugs= $300

Called tisher and new injectors, coil packs and plugs, $1350 shipped!
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      03-23-2014, 05:46 PM   #9
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Quote:
Originally Posted by pwr hungry
So, as part of my single turbo conversion, I've been going through and pretty much replacing nearly every wear item in the engine bay outside of the engine internals. Gaskets, belts, pulleys, plugs, motor mounts, bolts, seals, all sorts of wallet draining nonsense. Well, I figured I should probably take care of having the injectors cleaned and inspected as well since they were the original injectors on my 06/06 build date 335i!!! Needless to say, they baselined low, one ticked like it is on its way out, another had a bad spray pattern and started to create more of a flooding than a misting at higher rpms, and lastly...they just couldn't get up to an acceptable flow level even after multiple rounds of ultrasonic cleaning, and that's after still gaining 5-7% flow per injector!!! So, that's the bad.

With all that said, it looks like I am in the market for all new injectors and to be honest, after spending so much damn money already(10-12k easy) on all of the stuff for my build, I am beyond tired of spending money to make this car a turn key awesome sauce mobile. But, it needs to be done. So...

Does anyone have a good source for the newest rev injectors at a good price? Anyone who says, "the dealership" gets a virtual slap upside the head. And that concludes the ugly.

The good, however, is that I had all of the flow testing and cleaning done by Heath at ***********. If anyone is on the fence about using his services, I highly recommend doing so. He gave a full report on each injector and held up to his claims of refunding half the money on injectors that do not pass. He was extremely quick with his service and was beyond pleasant to deal with. I will definitely be sending the injectors from my A4 to him when I get to freshening that car up later this year.
Think it's safe to say you're keeping the car . Still interested!!
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      03-23-2014, 05:53 PM   #10
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Quote:
Originally Posted by pwr hungry View Post
This is not really a review thread. The website is **************** I'm looking for any info on where to get the newest injectors for the best price. Example, ecstuning has them for $999, but I still want cheaper.
sorry, was just trying to get a better idea of what you had already done to go from there.

Cheapest I've seen is ECS or getbmwparts
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      03-23-2014, 05:57 PM   #11
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So how much do the injectors flow? And at what pressure?
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      03-23-2014, 06:08 PM   #12
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Quote:
Originally Posted by 2010 M Sport View Post
tomkinsonbmwparts.com has them for $144.38 and coupling for $4.97. Not sure if that helps too much.
+1


I just replaced all six of mine Friday afternoon. I had a few leaking, causing cylinder misfires on 1, 2, and 3. So bad that it was undriveable and had to order from my closest dealership. I would definitely recommend Tomkinson BMW for parts if you have time to wait for shipping. I've ordered multiple parts from them with rock bottom pricing. Can't beat OEM parts.
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Last edited by akotten; 03-23-2014 at 06:19 PM..
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      03-23-2014, 06:16 PM   #13
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Quote:
Originally Posted by Dave W. View Post
So how much do the injectors flow? And at what pressure?
I'm not entirely sure how he does it, but he requires the injectors to flow at a minimum of 70ml/min for him to sell them if he buys them used for resale. Mine, were in the low to mid 60's. Given I'm going to be pushing them pretty hard after clutch, flywheel and inline lpfp, I want the headroom. The few that flowed even that much will be good for short term backups, but that's about it.
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      03-23-2014, 06:18 PM   #14
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Quote:
Originally Posted by akotten View Post
+1


I just replaced all six of mine Friday afternoon. I had a few leaking, causing cylinder misfires on 1, 2, and 3. So bad that it was undriveable and had to order from my closest dealership. I would definitely reccomend Tomkinson BMW for parts if you have time to wait for shipping. I've ordered multiple parts from them with rock bottom pricing. Can't beat OEM parts.
I was considering ecstuning, but Tomkinson is a couple bucks cheaper and out of state. So, looks like I'll be hitting them up if no one else knows of a cheaper source.
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      03-23-2014, 06:53 PM   #15
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welcome to the dark side lol.! jk I think all the injectors flow different based on there calibration. I'm not sure a standard pressure and voltage dictates flow alone
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      03-23-2014, 06:55 PM   #16
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If it was me. I would wait to see at what power my fuel trims maxed out at. I would swap whatever cylinder had bad pattern and see if my pressure from the pump dives before i run out of injector flow room.
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      03-23-2014, 06:59 PM   #17
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Quote:
Originally Posted by pwr hungry
Quote:
Originally Posted by akotten View Post
+1


I just replaced all six of mine Friday afternoon. I had a few leaking, causing cylinder misfires on 1, 2, and 3. So bad that it was undriveable and had to order from my closest dealership. I would definitely reccomend Tomkinson BMW for parts if you have time to wait for shipping. I've ordered multiple parts from them with rock bottom pricing. Can't beat OEM parts.
I was considering ecstuning, but Tomkinson is a couple bucks cheaper and out of state. So, looks like I'll be hitting them up if no one else knows of a cheaper source.
we can compare trims. That will work. I'm out of meth so I'll be tuning my nonmeth map for a week
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      03-23-2014, 07:20 PM   #18
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Quote:
Originally Posted by badass335
I'm so with you on tired of spending money! My car is FBO with meth. Figured I'd get pro-active and change out the O2 sensors as mine are factory 02/07 build. Did that, drove 3 miles and wham! Misfires, loss of power, and complete throttle loss! Check for codes and get the dreaded ecu diode failure code!

Sad part, take to dealer as ecu is covered under the emissions law, there are protocols to follow. As I had misfires as well as ecu codes, the test plan shows:
1-check fuel pump pressures
2-change injectors (mine are original o2/07)
3-change coil packs
4-spark plugs
5-approve dme

Doesn't make sense. I'm out of warranty otherwise so in canada, 6x injectors installed = $3000
6x coil packs= $1000
6x Plugs= $300

Called tisher and new injectors, coil packs and plugs, $1350 shipped!
I feel your pain, I got screwed for the same thing also a year ago, 03/07 build, one month short of the injector recall start date.
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      03-23-2014, 07:41 PM   #19
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Quote:
Originally Posted by badass335 View Post
I'm so with you on tired of spending money! My car is FBO with meth. Figured I'd get pro-active and change out the O2 sensors as mine are factory 02/07 build. Did that, drove 3 miles and wham! Misfires, loss of power, and complete throttle loss! Check for codes and get the dreaded ecu diode failure code!

Sad part, take to dealer as ecu is covered under the emissions law, there are protocols to follow. As I had misfires as well as ecu codes, the test plan shows:
1-check fuel pump pressures
2-change injectors (mine are original o2/07)
3-change coil packs
4-spark plugs
5-approve dme

Doesn't make sense. I'm out of warranty otherwise so in canada, 6x injectors installed = $3000
6x coil packs= $1000
6x Plugs= $300

Called tisher and new injectors, coil packs and plugs, $1350 shipped!


I just got the dread 30BB code too, just yesterday
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      03-23-2014, 09:34 PM   #20
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Why not just buy a set from ***********. They are the old style but cheap.
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      03-23-2014, 10:58 PM   #21
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Quote:
Originally Posted by glachhman View Post
I just got the dread 30BB code too, just yesterday
I feel your pain! My parts come in tomorrow. I'll drop off to dealer and see what they say!
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      03-24-2014, 06:43 AM   #22
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Quote:
Originally Posted by blaster3500 View Post
Why not just buy a set from ***********. They are the old style but cheap.
Honestly, I didn't even think about that.
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