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      02-06-2008, 12:58 PM   #1
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Stett Performance CAI Review

I've had the Stett Performance intake fitted in my e92 335i since Monday 4th Feb.

Fit & Finishing:
The kit came with comprehensive instructions that details everything clearly. Parts are of high quality, with weldings nice and clean. I especially like that the ends of every pipe have been rolled with a slight groove. Overall it's a tight fit but once you've got all the pieces lined up it quickly becomes apparent the amount of effort and thought that went into developing the kit. I managed to fit the pipes such that I didn't have to cut the fender liner. The K&N cone sits in the cavity just above the fog light. I've also experienced no rubbing issues despite running 235 19s on PSS9s. Personally, given the limited space I really don't see anything that I could improve on in this kit. Visually the grey powder coating is eye-catching but classy at the same time.. I just love how it looks the business.

Sound:
With the hood open I can hear a slight increase in induction sound and diverter valves when giving some gas. On a 2nd gear pull, boost is notieceably louder with the window down. However, with the windows up and a/c on you won't be able to hear any difference from stock.

Performance:
I haven't had the time to do any dyno runs. I can say with certainty though that throttle response has improved. Mid to high rpm certainly feels punchier as well. There's no perceived loss in low end whatsoever. It kinda feels like when I changed out my OEM DPs to the UR catted ones. Feels like there's more area under the curve, like as though I increased engine displacement. I can now hardly feel any lag whatsoever.

Conclusion:
Need I say more? I love this kit

Other Mods:
Procede V2 @ 15.1psi, UR Catted DPs, Miltek exhaust with 2nd cats delete, Bilstein PSS9, H&R Swaybars, Quaife LSD, Brembo 6pot Monobloc 355mm Front BBK, 19" CSLs with Michelin PS2
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      02-06-2008, 01:07 PM   #2
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Pics! Pics!
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      02-06-2008, 01:15 PM   #3
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I'll to shoot some pics for of the engine bay tomorrow. Gotta wait a couple of days for pics under the fender. It's Chinese New Year here in Singapore and most businesses are closed for the week.
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      02-06-2008, 01:15 PM   #4
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Originally Posted by I335 View Post
Pics! Pics!
http://www.e90post.com/forums/showthread.php?t=109546
Attached Images
   
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      02-06-2008, 01:15 PM   #5
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cool! didnt know stett had thier CAI public yet =o
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      02-06-2008, 01:19 PM   #6
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Tks for linking the pics orientblue3
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      02-06-2008, 01:22 PM   #7
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Thanks for the pics - looks great!
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      02-06-2008, 02:00 PM   #8
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Chad Stett is a great guy. I may have to take another trip across town.
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      02-06-2008, 02:28 PM   #9
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Quote:
Originally Posted by dre335 View Post
Tks for linking the pics orientblue3
No problem. Hopefully this thread will go over much better than mine did. It's a great product and I hope it catches on. I'd like to see Stett really do well and make more products for our cars.
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      02-06-2008, 02:53 PM   #10
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Maybe this has been asked before - but what does the 2-1 split serve for? Is it the separate feeds for the 2 turbos?

I'm just wondering if that is the same path routing as the OEM intake...
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      02-06-2008, 03:14 PM   #11
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Quote:
Originally Posted by orientblue3 View Post
No problem. Hopefully this thread will go over much better than mine did. It's a great product and I hope it catches on. I'd like to see Stett really do well and make more products for our cars.
great looking intake....i think that grey is even better than black!

btw, i think this question has been asked but cannot find the anseĄwer:
do u need to take off the bumber to clean the air filter??

thanks
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      02-06-2008, 03:19 PM   #12
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Quote:
Originally Posted by adc View Post
Maybe this has been asked before - but what does the 2-1 split serve for? Is it the separate feeds for the 2 turbos?

I'm just wondering if that is the same path routing as the OEM intake...
Yes, because of the parallel setup of the turbos each one needs their own separate intake to pressurize before combining again after the turbos (before it gets to the intercooler). One branch of the intake routes in front of the block to the front turbo, and one behind the block to the rear turbo. The actual filter part rests behind the bumper on the passenger side (where the large diameter pipe is routed down to)

Check this out for better explanation of how the intake routing works.
http://www.e90post.com/forums/showthread.php?t=38856

Quote:
Originally Posted by midlife View Post
great looking intake....i think that grey is even better than black!

btw, i think this question has been asked but cannot find the anseĄwer:
do u need to take off the bumber to clean the air filter??

thanks
The filter is placed right in front of the passenger side wheel fender cover. The fender cover can be removed to change filter without having to remove bumper.
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      02-06-2008, 03:20 PM   #13
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Where are the filters?
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      02-06-2008, 09:02 PM   #14
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Quote:
Originally Posted by Driver72 View Post
Where are the filters?
Its one filter, and its above the drivers side foglight. You can sort of see it from the downward looking photo I took above.
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      02-06-2008, 09:25 PM   #15
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dre335 you have an awesome collection of performance mods. Are all the Porsches afraid to come out and play with you?
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      02-06-2008, 09:30 PM   #16
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congrats on the CAI! i am really loving the design and finish of the Stett...



anyone want to buy my VIP CAI? ....but NO, Seriously!! Its up for sale haha.
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      02-06-2008, 10:35 PM   #17
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Quote:
Originally Posted by stressdoc View Post
dre335 you have an awesome collection of performance mods. Are all the Porsches afraid to come out and play with you?
LOL.. Tks for the compliment I enjoy finally being able to keep up with my Porsche friends.

It's my buddy's CLS55 that's giving me sleepless nights.. thing is a BEAST!!
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      02-06-2008, 10:45 PM   #18
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Quote:
Originally Posted by AU335 View Post
congrats on the CAI! i am really loving the design and finish of the Stett...

anyone want to buy my VIP CAI? ....but NO, Seriously!! Its up for sale haha.
imho, u should sell that thing.....
just donīt feel too bad about it.---it was what $475 with shippng?

if the biggest mistake u ever made was $475, u r doing really well kid!
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      02-07-2008, 07:32 AM   #19
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Quote:
Originally Posted by orientblue3 View Post
Its one filter, and its above the drivers side foglight. You can sort of see it from the downward looking photo I took above.
Is it grey?
And if so, and if I'm looking at the correct thing, it looks like a foam filter?
Is that correct?

I thought foam filters well, filtered the worst?

The tubing looks great though btw. Good job on their part to make a nice looking intake tube.
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      02-07-2008, 08:07 AM   #20
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Quote:
Originally Posted by Driver72 View Post
Is it grey?
And if so, and if I'm looking at the correct thing, it looks like a foam filter?
Is that correct?

I thought foam filters well, filtered the worst?

The tubing looks great though btw. Good job on their part to make a nice looking intake tube.
The pipes are powder coated grey. The filter element is a K&N cone so it's the usual reddish brown color.
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      02-07-2008, 09:38 AM   #21
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Quote:
Originally Posted by dre335 View Post
The pipes are powder coated grey. The filter element is a K&N cone so it's the usual reddish brown color.
+1.
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      02-07-2008, 12:08 PM   #22
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Cool, glad to hear they did not use foam.
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