View Full Version : KN Filter
chrisv
26-07-2009, 01:19 PM
Ordered my KN filter today and bought right size socket for air box.Anything I need to be aware of before I fit it?
Cheeers
headake
26-07-2009, 02:24 PM
remember to put the sticker on the box if you get your car serviced at a mech rather than doing it your self...
JimmyA
26-07-2009, 04:37 PM
Where did you order it from, and how much ?
White
26-07-2009, 04:49 PM
Where did you order it from, and how much ?
just ordered mine from rpw. $100 incuding freight.
Mecha-wombat
26-07-2009, 05:40 PM
stillwaiting for oney but RPW or the US EBAY are the cheapest options
chrisv
26-07-2009, 06:51 PM
I ordered it from my local Repco dealer. They are waiting to confirm price due to freight cost.
Looking on various blogs there seems to be a 50/50 for and against any benefit apart from the fact they dont need replacing. Also there are some comments on the oil messing with the MAF.
Would like feedback from those who have them
presti
26-07-2009, 06:52 PM
i have a K&N filter and its doing great, might moisten it up soon but had no problems :)
witewalzs
26-07-2009, 07:08 PM
I ordered it from my local Repco dealer. They are waiting to confirm price due to freight cost.
Looking on various blogs there seems to be a 50/50 for and against any benefit apart from the fact they dont need replacing. Also there are some comments on the oil messing with the MAF.
Would like feedback from those who have them
Combined with other well documented mods its worthwhile,I think if you over oiled it you could have MAF issues but you can always clean the Maf and then not oil it so much. Check this thread if you doubt its usefullness.
http://www.aussiemagna.com/forums/showthread.php?t=52831&highlight=obd
Aegis
26-07-2009, 07:10 PM
I ordered one from US Ebay 89 ish inc postage. ive had a K/N on previous cars definatley worth it.
The MAF should be fine provided you use a stock replacement panel rather than a pod.
Knotched
26-07-2009, 08:34 PM
A K&N is definitely worth it for the 380.
Although the 90mm intake gives more power, the K&N replaces the highly inefficient std filter (reminds me of a white woolen jumper stuffed in your intake). It frees up a couple of hp, but most importantly - makes the throttle much more responsive.
JimmyA
27-07-2009, 07:32 AM
just ordered mine from rpw. $100 incuding freight.
How did you manage that? When I go through the checkout, it comes up as $100 + freight.
chrisv
27-07-2009, 07:42 AM
Thanks for the feedback.
I'll let you know how it goes
Braedz
27-07-2009, 08:13 AM
just ordered mine from rpw. $100 incuding freight.
I thought you already had the K&N filter?
White
27-07-2009, 11:29 AM
I thought you already had the K&N filter?
nope.
JimmyA
27-07-2009, 11:38 AM
You still haven't explained how you got the price to be $100 including freight though...
Braedz
27-07-2009, 12:08 PM
nope.
That should give you a noticeable improvement since you have done everthing else.
Grubco
27-07-2009, 01:58 PM
You still haven't explained how you got the price to be $100 including freight though...
Mine was $100 exactly, from Rocket Industries (without freight - I went there and bought it). That was a few years ago though, and prices have probably gone up since then.
Mecha-wombat
27-07-2009, 02:23 PM
Mine was $100 exactly, from Rocket Industries (without freight - I went there and bought it). That was a few years ago though, and prices have probably gone up since then.
Yep quoted me $150 for pick up:nuts:
White
27-07-2009, 05:16 PM
You still haven't explained how you got the price to be $100 including freight though...
i assume this is aimed at me. its what the invoice came up as. so thats what i paid.
JimmyA
04-08-2009, 01:12 PM
Mine arrived today, I'll fit it when I get home.
So thats it, its only took me 12 months, but all the basic mods are now done. 90mm intake, muffler, and K&N.
Knotched
09-08-2009, 07:54 AM
Guys,
I'm bumping this thread a little because we seem to have K&N discussions all over the place ATM.
We seriously need to a have a little thread discipline here boys and girls.
Otherwise, when you want to refer back to a particular discussion you will have no idea where it is.
So can you please use the threads available?
Anyway, back on topic :) ,
I'm surprised re all the K&N speculation because for a few of us, after we got the larger intake, the K&N made a definite difference to the response. This is not a placebo effect I'm talking about here. It was real and for me immediately noticeable as soon as I had it in. On the highway I was using less throttle travel and in fifth gear was station keeping more easily at 100kph.
KJ's dyno readings certainly don't back any advantage in hp but, then I know i couldn't get rid of my paper filter fast enough.
Foozrcool
09-08-2009, 08:11 AM
I'm surprised re all the K&N speculation because for a few of us, after we got the larger intake, the K&N made a definite difference to the response. This is not a placebo effect I'm talking about here. It was real and for me immediately noticeable as soon as I had it in. On the highway I was using less throttle travel and in fifth gear was station keeping more easily at 100kph.
KJ's dyno readings certainly don't back any advantage in hp but, then I know i couldn't get rid of my paper filter fast enough.
Yep I agree, I noticed the improved throttle response too. Might we be right to say a K&N doesn't make anymore power at peak revs but makes a differnce down low where we run our cars 90% of the time.
Talking about throttle response, this stock 380 hire car I'm driving at the moment just doesn't have it. Mine on startup has a crisp feel to it & poke the throttle & it leaps, this hire car is very uninspiring & you have to push it constantly to keep it going. Intake & exhaust mods are definately an improvement to the 380 including K&N if only for drivability & feel.
the K&N is good value being reusable.....doesn't really work any better.....thought everyone would be over this by now. :doubt:
I remember reading a test on-line or in magazine a long time ago that compared various air filters and some indeed do let a lot of particles through.
I can't remember how the K&N brand tested, but here's an interesting excerpt from Autospeed: http://f2.autospeed.com/cms/title_Into-the-Intake-Part-1/A_1361/article.html
Oh, you might also be contemplating dropping an aftermarket filter insert into your airbox. Chances are you won't gain a thing; based on our previous intake testing, the standard filter element in an un-touched intake system is responsible for only around 3 percent of the total restriction. A drop-in replacement won't make any noticeable difference.
And here's a test report that claims the K&N doesn't filter as well as paper filters: http://www.bobistheoilguy.com/airfilter/airtest3.htm
Of course, anyone can post anything on the 'net - take it as gospel or with a pinch of salt, but it's a good topic for debate IMO.
Knotched
09-08-2009, 09:19 AM
And here's a test report that claims the K&N doesn't filter as well as paper filters: http://www.bobistheoilguy.com/airfilter/airtest3.htm
Of course, anyone can post anything on the 'net - take it as gospel or with a pinch of salt, but it's a good topic for debate IMO.
Yeah, OK. I can accept that testing shows slighlty more dirt gets through (K&N claims 99% of OEM) but from that test it is the best of all the aftermarket filters. And I still get better response than OEM.
My car doesn't go off road and the filter gets cleaned regularly.
What's not to like?
Blackstar
09-08-2009, 10:30 AM
in my opinion///
The snorkel is the most significant intake improvement.
The KN is insignificant when talking KW numbers.
Doing the KN on its own is a waste of money....but gives most a warm feeling....:)
witewalzs
09-08-2009, 11:35 AM
in my opinion///
The snorkel is the most significant intake improvement.
The KN is insignificant when talking KW numbers.
Doing the KN on its own is a waste of money....but gives most a warm feeling....:)
Yeah,probably right there mate! Ok the KW scenario might not be adding up for you but how did your car "feel" after the intake mods? Did you not get that improvement in throttle response talked about in previous posts?For me it makes the car so much nicer to drive in traffic.
Blackstar
09-08-2009, 03:39 PM
Yeah,probably right there mate! Ok the KW scenario might not be adding up for you but how did your car "feel" after the intake mods? Did you not get that improvement in throttle response talked about in previous posts?For me it makes the car so much nicer to drive in traffic.
The snorkel made a definite improvement after a few kilometres.
The KN filter...meh... I honestly couldn't tell if it was in or out.
specialk
09-08-2009, 04:23 PM
I was supprised when I saw KJs dyno comparison for filters. When I fitted my KN aprox 15 months ago the engine definatly felt more responsive {not more powerfull} just crisper if that makes any sence? This was not a placebo I think it made a differance. KN=1 stock filter=0 Hope this helps future modders.
380matey
14-08-2009, 12:37 PM
I am about to fit one when it lands in the country so I will be really interested to see what, if any, difference it makes. I just find it incredilbly difficult swallow what alot of people say about no difference seeing they have been around so long and sold over 20,000,000 filters. There has to be some net gain out of them, either that or there are a whole heap of gullible people around who get sucked in. Stayed tuned I guess.
Blackstar
14-08-2009, 05:14 PM
KN may have made a lot of filters, but that doesn't necessarily mean that they are
(a) any better than the stock mitsi unit, for less than half the price.
(b) that there is any restriction in the 380 airflow after the Galant snorkel is fitted
If you are building a project from scratch with custom air intake, then yeah, why not.
But replacing a perfectly good working filter.... then I can't see the point.
380matey
16-08-2009, 11:46 AM
KN may have made a lot of filters, but that doesn't necessarily mean that they are
(a) any better than the stock mitsi unit, for less than half the price.
(b) that there is any restriction in the 380 airflow after the Galant snorkel is fitted
If you are building a project from scratch with custom air intake, then yeah, why not.
But replacing a perfectly good working filter.... then I can't see the point.
At $30+ a pop for the paper element as opposed to say $80 for a K and N and after 3 changes your in front.
Blackstar
16-08-2009, 04:15 PM
At $30+ a pop for the paper element as opposed to say $80 for a K and N and after 3 changes your in front.
maths...my favorite subject...LOL
That's about 8 years at the rate I drive. ( 3 filters to get to $100)
$100 for a KN filter at 8% percent bank interest on my mortgage means that after 8 years it cost me $195
worst case 3 air filters = $120 inc interest on my money, with staggered compounded interest.
(take interest rate divide by 70=approx 8.5, since that is how long it takes to double)
So it ain't for everyone.
Now if it added a few Kw then that would be a different story.....:happy:
Of course I would also need to buy the oil that it needs to be cleaned with...and that needs to be added to the $195.
rprodrive
16-08-2009, 04:24 PM
I found the K&N helped throttle response - definately noticeable.
A dyno is run at full throttle so is not going to pick up changes in part throttle response.
I wouldn't pay $120 for it - but considering it is washable and I got it from the USA for $51US including shipping - I think it is well worth what I paid.
rprodrive
16-08-2009, 04:27 PM
maths...my favorite subject...LOL
That's about 8 years at the rate I drive. ( 3 filters to get to $100)
$100 for a KN filter at 8% percent bank interest on my mortgage means that after 8 years it cost me $195
worst case 3 air filters = $120 inc interest on my money, with staggered compounded interest.
(take interest rate divide by 70=approx 8.5, since that is how long it takes to double)
So it ain't for everyone.
Now if it added a few Kw then that would be a different story.....:happy:
Of course I would also need to buy the oil that it needs to be cleaned with...and that needs to be added to the $195.
Your maths might be good but gee you negotiated a crap mortgage rate :happy:
Foozrcool
16-08-2009, 04:54 PM
Your maths might be good but gee you negotiated a crap mortgage rate :happy:
:rofleek: Yeah everyone else is on about 5% & you're on 8% :noway:
I've said it before I'll say it again, not sure if there's any top end KW's in it but throttle response is a definite improvement so I like it (although I don't run one anymore since I have an oil less pod filter now with twice the surface area of the panel filter & a blower means better flow) :facejump:
...... & now :beer:
380matey
16-08-2009, 06:35 PM
Yeah I am a cynic but I have gone out and bought some from the US. I wont be paying $100 for them so there may be a need to recalculate the mortgage rates lol
Blackstar
16-08-2009, 07:09 PM
:rofleek: Yeah everyone else is on about 5% & you're on 8% :noway:
That's cause I am in a high risk group.:happy:
380matey
17-08-2009, 11:17 AM
That's cause I am in a high risk group.:happy:
***Note to sel*********** dont lend money to blackstar lol
burfadel
17-08-2009, 01:07 PM
If you get stuck behind another car on a dirt road, where you can have thick bulldust during the middle of summer... apparently the K&N's seem to let a lot of it straight through! In this regard the unifilter is far superior and is only fractionally more restrictive than a K&N (you wouldn't notice it), but they don't make them for models after the TR/TS! They're more a performance 4wd thing where there is the possibility of getting in dusty situations. All I can say for someone I know thank god for the PCV letting oil in to the throttle body and plenum/intake! By the time the air got down to the cylinder block thankfully all the dust had been removed from the air (as the air doesn't go straight in to the cylinders)! - and yes it was oiled properly. A Pajero with a unifilter that was following and experienced the same amount of dust (possibly more due to the snorkel, as the bulldust is airbourne) was pefectly fine, and didn't effect performance at all.
The K&N type filter just doesn't seem to filter the extremely fine bulldust properly.
380matey
17-08-2009, 02:13 PM
If you get stuck behind another car on a dirt road, where you can have thick bulldust during the middle of summer... apparently the K&N's seem to let a lot of it straight through! In this regard the unifilter is far superior and is only fractionally more restrictive than a K&N (you wouldn't notice it), but they don't make them for models after the TR/TS! They're more a performance 4wd thing where there is the possibility of getting in dusty situations. All I can say for someone I know thank god for the PCV letting oil in to the throttle body and plenum/intake! By the time the air got down to the cylinder block thankfully all the dust had been removed from the air (as the air doesn't go straight in to the cylinders)! - and yes it was oiled properly. A Pajero with a unifilter that was following and experienced the same amount of dust (possibly more due to the snorkel, as the bulldust is airbourne) was pefectly fine, and didn't effect performance at all.
The K&N type filter just doesn't seem to filter the extremely fine bulldust properly.
Yeah there would be no way I would run a K and N off rd.
380matey
21-08-2009, 03:35 PM
The K and N filters that I bought off Ebay have finally arrived. Customs didn't hit me with any duty either:facejump:.
I put mine in today and have had a run up and down the highway to see what it is like. There is definitely a noted drop in L/100k. Happy camper all round. I bought an additional four (4) more as there seemed to be a few interested in them. I am not in it to make money rather to save it (additional postage), so they work out alot cheaper. Anyone that is interested they are $75 + any postage costs. They weigh around 500gm so shouldnt be too much. Let me know and pass the info on.
Knotched
21-08-2009, 04:59 PM
I am not in it to make money rather to save it (additional postage), so they work out alot cheaper. Anyone that is interested they are $75 + any postage costs. They weigh around 500gm so shouldnt be too much. Let me know and pass the info on.
That's a great deal.
380matey
21-08-2009, 06:13 PM
That's a great deal.
Yeah only because I cut the cost by buying 5 of them. I couldn't get anywhere close to that in Australia. I am sure they will move on ebay if noone wants them here, but I would rather pass on savings to someone here, afterall that is why I bought them in the first place.
Mecha-wombat
21-08-2009, 06:42 PM
well I will have a yarn to the Finance minister to see if I can muster up that cash
Still having issues with pays and stuff
380matey
22-08-2009, 04:42 PM
well I will have a yarn to the Finance minister to see if I can muster up that cash
Still having issues with pays and stuff
No problems, just let me know.
trex101
22-08-2009, 07:50 PM
I was talking to Harold from performancelub.com when collecting my engine oil and he said he will be bringing in some K&N filter for his customers, when i enquire about my 380 prices, to my surprise he said around $70-80 landed. He wouldn't be bringing in 1 piece for me but say will consider if i can get 5 piece, anyone interested? If we can get 5 order, i see if i can squeeze it below $70 per pc.
380matey
22-08-2009, 08:29 PM
I was talking to Harold from performancelub.com when collecting my engine oil and he said he will be bringing in some K&N filter for his customers, when i enquire about my 380 prices, to my surprise he said around $70-80 landed. He wouldn't be bringing in 1 piece for me but say will consider if i can get 5 piece, anyone interested? If we can get 5 order, i see if i can squeeze it below $70 per pc.
Gee thanks mate. hang me out to dry seeing I went out to get some for everyone here out of my own pocket to lower the prices. Ah well see how you go. Make sure he quotes you on the correct one though.
trex101
22-08-2009, 08:34 PM
Sorry mate, didn't read your post before i put this information out, me bad. Anyway, it's just idle talk only, he may or maybe not be bringing it in and the final prices is not confirmed.
Blue 380
23-08-2009, 08:27 AM
Just for the info of anyone interested in getting a K & N (which I recommend), I posted one to Knotched a while back which cost all of $10 and that was from Sydney to Brisbane. So buying one from 380matey at approx $85 delivered to your door is a bargain.
I actually cleaned mine for the first time earlier this week. It had been in the car about 18 months with the car travelling about 18000 kms on sealed roads in that time and I was surprised at the amount of black stuff that ran out of it upon rinsing the cleaner. There was also a couple of tiny bugs in there so I may start cleaning it more regularly. If anyone is interested, the oil & cleaning kit package was $24 from Supercheap. The recommended amount of oil for our filters is 26ml and I was very careful to use no more than that amount (the oil dispenser had a window on the side allowing you to see how much you use).
380matey
26-08-2009, 09:12 AM
I will be posting them in the for sale area, this time using the "correct format".
TERRY
01-09-2009, 11:55 AM
i noticed a minor improvement with the K&N. The bigger galant intake snorkel i got off ebay made the biggest difference out of all my mods. I gues once i had done this mod the airflow was prolly at maximum anyway so thats why the k&n made little difference.
380matey
01-09-2009, 06:01 PM
Yep I should imagine so. I think we have all found the same. The K&N is cheaper in the long run and seems up to the job.
burfadel
02-09-2009, 11:36 PM
Since we can't get the Unifilter for the Magna (superior filterning to even papar, with a fraction less airflow than K&N but significantly better than papaer), the K&N would be good especially if you can get it at a reduced price. The main thing to consider is to keep a spare paper one in the boot if you do happen to go in to a dusty situation.
trex101
21-09-2009, 01:24 PM
Just fitted my K&N yesterday, the throttle responses is definably much better than paper filter.:dancin:
http://i164.photobucket.com/albums/u18/trex_101/KNN02.jpg
http://i164.photobucket.com/albums/u18/trex_101/KNN01.jpg
380matey
21-09-2009, 01:46 PM
How much did you pay for it? Where did you get it?
trex101
21-09-2009, 01:56 PM
I talked my usual oil supplier performancelub.com into bringing 1 K&N filter($80) for me, he's really the man...:facejump:
380matey
21-09-2009, 02:12 PM
I talked my usual oil supplier performancelub.com into bringing 1 K&N filter($80) for me, he's really the man...:facejump:
That is a very good price Trex!! Well done!
Will the K&N also improve throttle response it its on lpg? Just got my car the other day. Does seem a little sluggish on take off. You need to plant the foot a good 1-2 inches to get it going.
JimmyA
24-09-2009, 06:42 PM
Feff, first thing to get is the 90mm air intake. Seriously.
I've said it in another thread but, I didnt notice any difference after I put the K&N in, but I already had the 90mm air intake.
For the price of it, it is an unbelievable mod and makes it feel like a different car.
Thanks Jimmy. Any idea of the costs and the best place to get these?
JimmyA
25-09-2009, 06:48 AM
Here you go:
http://www.aussiemagna.com/forums/showthread.php?t=71873
Then once you get it, read this:
http://www.aussiemagna.com/forums/showthread.php?t=56400
Mecha Wombats "known mods and issues" thread for the 380 (lots of great links in here, it should be a sticky):
http://www.aussiemagna.com/forums/showthread.php?t=71272
Cheers
J
Thanks Jimmy. Will check it out. By the way, have you personally notice better fuel economy with the intake and filter?
JimmyA
25-09-2009, 07:03 AM
Yes, about 1.5 litres/100 ks
But it's worth doing the intake anyway - the car just comes alive. That lag thats there when you press the accelerator is gone. It's just an instant response and feels sooooo good.
I AM SALIVATING!! Hmmm. Now lets look at this from a purely financially responsible point of view.. I travel about 85km per day, so that is a saving of 1.27 litres per day. 1.27 x $1.20 = $1.52. $1.52 x say 240 work days = $364.80 per year.
Im just not sure if its financially viable hehehe...
Thanks Jimmy
JimmyA
25-09-2009, 07:12 AM
No worries mate, I'm all excited for you now!! I cant wait for you to feel the difference now, hehe
trex101
25-09-2009, 07:55 AM
Will the K&N also improve throttle response it its on lpg? Just got my car the other day. Does seem a little sluggish on take off. You need to plant the foot a good 1-2 inches to get it going.
My 380 are LPG run too, it does help in the throttle responses after fitting the K&N.
Mecha-wombat
27-09-2009, 04:49 AM
so where did everyone put there K&N warning sticker??
380matey
27-09-2009, 12:08 PM
On the bench in the garage so far lol!! Slack eh?
Grubco
27-09-2009, 12:39 PM
Almost the same: on a shelf in the garage.
EDIT: Next to the King Springs stickers.
Mecha-wombat
27-09-2009, 12:51 PM
I have it on the black square on the flexi part of the intake
pics to come
380matey
27-09-2009, 01:32 PM
I have it on the black square on the flexi part of the intake pics to come
You might just inspire us to put it on!!
djnapkin
29-09-2009, 10:29 AM
If you mean the 'STOP DO NOT REPLACE' sticker I put it on the front side of the airbox (facing the grill). So if anyone reaches for the airbox they should see it.
If you mean the Logo sticker. I think I lost it :( I couldn't think of anywhere tasteful to put it anyway
MCHenry
29-09-2009, 02:08 PM
Airbox.....What airbox?!?:hmm:
Braedz
29-09-2009, 02:26 PM
Yea, I had the pod filter setup for about a month. No real performance improvement and the induction noise started to become annoying after a while.
I have returned back to the OEM airbox and the 90mm intake for a fair while now.
Mecha-wombat
29-10-2010, 07:40 PM
So I decided to clean my K&N panel today
and I did also look at the MAF and intake pass the filter in the runbber ribs and it was IMMACULATE past the filter
The filter however was FILTHY!!!!!!!!
two cleans and now sitting in the laundry RECHARGING with a light coat of recharge oil, following the instructions to the letter (first time for everything hey)
the amount of dirt that was trapped was amazing
Glad I am not paying for a filter anymore SCA are highway robbers HAHAHAHAHAHHA
Mikey380sx
30-10-2010, 03:47 PM
So I decided to clean my K&N panel today
and I did also look at the MAF and intake pass the filter in the runbber ribs and it was IMMACULATE past the filter
The filter however was FILTHY!!!!!!!!
two cleans and now sitting in the laundry RECHARGING with a light coat of recharge oil, following the instructions to the letter (first time for everything hey)
the amount of dirt that was trapped was amazing
Glad I am not paying for a filter anymore SCA are highway robbers HAHAHAHAHAHHA
How often do you clean it mecha? Or how long since you have cleaned it I should ask
I clean mine at every service...might be overkill but eh, I like to see a nice clean filter in there all the time..The box it came in reckons every 80,000km???
Mecha-wombat
30-10-2010, 03:51 PM
50k km interval no need for earlier IMO
Mikey380sx
30-10-2010, 03:52 PM
50k km interval no need for earlier IMO
I guess I do a fair few rural kays on roads that are not what you'd call the best. Lost of moths and dust etc. Well thats how I justify over cleaning it anyway lol
Mecha-wombat
30-10-2010, 03:57 PM
Yeah had a heap of bugs in mine too
trex101
30-10-2010, 07:04 PM
Yeah had a heap of bugs in mine too
I did my K&N cleaning every 10k km, too dirty with bugs and stuffs.
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