| Northstar Performance and Technical Discussion Performance discussions relating to the Northstar System (intake, exhaust, cam, etc.). | Cadillac Forums: Maff screen remove? power gains? 
08-06-06, 10:51 PM
|  | Cadillac Owners Master Cadillac(s): 1989 STS / 2001 DTS / 2002 DTS | | Join Date: Apr 2005 Location: Upstate NY | | | Re: Maff screen remove? power gains? We're not little boys we just know better. We've been around these cars and have asked these questions. I myself am pretty new to the N* world but have been tweaking cars for a long time.
What proof do you have that ANY after market air filter improves HP?
I can show you guys on this board that have dynoed cars with and without and in all cases gained nothing and some even lost.
Now on the other hand a Volant CAI or and maybe other after market CAI's DO in fact show an increase in HP on the Dyno. When the folks here say something they're not making it up.
I'm the first one to want to mod something for performance gain, but what I've found is that the engineers at GM have pretty well tweaked the N* systems. Your getting more than 1 HP per CID in a stock full size luxury car. I'd say that's pretty friggin sweet. | 
08-06-06, 11:28 PM
|  | Zeeee-yaaaa Cadillac(s): 07 STS 1SG, 03 STS, 74 Eldo, 98 Z28, PAST: 97 ETC | | Join Date: Oct 2005 Location: Cheswick, PA Age: 23 | | | Re: Maff screen remove? power gains? little boys hehe your funny
we may need to grow up but before you call us childish you need to use that nifty button called the search button on the forum and see just how stupid YOU are. K&Ns do nothing but decrease your low end torque and perhaps give you a little more top end, however less you have a factory Z like me it wont matter b/c at 135 mph your car is DEAD. ill make this simple
you
know
nothing
about
the
northstar.
its not like the vette ls1 or ls6, etc etc which has modability, the 4.6 N* is 281 Cubic Inches and pushed over 1 hp per cube. VERY impressive for an engine of its size. the only way to gain power is though forced induction or though a larger tb. THATS it. Im 19, call me a child all you want, but i know alot more than you so get used to it!
and on a side note you called ALOT of major people on the forum childish you burnt MANY bridges by opening that big mouth of yours way too quickly, ESPECIALLY RANGER! | 
08-06-06, 11:30 PM
| | Cadillac Owners Member Cadillac(s): White Diamond '03 DHS | | Join Date: Jun 2004 Location: Woodstock Ill. Age: 61 | | | Re: Maff screen remove? power gains? Fuel magnets where not aimed at you. Go back and reread post #8. | 
08-06-06, 11:32 PM
|  | Zeeee-yaaaa Cadillac(s): 07 STS 1SG, 03 STS, 74 Eldo, 98 Z28, PAST: 97 ETC | | Join Date: Oct 2005 Location: Cheswick, PA Age: 23 | | | Re: Maff screen remove? power gains? he doesnt know how to read Ranger he opens that big mouth of his way to quickly before he actually researches. but then again hes a know it all and we all should therefore humble ourselves before him | 
08-07-06, 12:23 AM
|  | Cold Soaked Cadillac(s): 2006 STS AWD, '95 Ford Ranger | | Join Date: Jul 2004 Location: Fairbanks, Ak Age: 69 | | | Re: Maff screen remove? power gains? Hire them young while they still know everything. | 
08-07-06, 03:20 AM
| | Cadillac Owners Enthusiast Cadillac(s): 1998 Cadillac Deville Sedan | | Join Date: Feb 2005 Location: Stevens Point, WI Age: 26 | | | Re: Maff screen remove? power gains? Well my MAF screen is missing and I didn't notice any problems, so I guess it's not really an upgrade/downgrade of any sort.
How do you clean the MAF sensor? | 
08-07-06, 08:13 AM
|  | Cadillac Owners Master Cadillac(s): 1989 STS / 2001 DTS / 2002 DTS | | Join Date: Apr 2005 Location: Upstate NY | | | Re: Maff screen remove? power gains? You will get better throttle response and better high end with the air straightener in place. Probably better fuel mileage too. Quote:
Originally Posted by weister42 Well my MAF screen is missing and I didn't notice any problems, so I guess it's not really an upgrade/downgrade of any sort.
How do you clean the MAF sensor? | | 
08-07-06, 09:46 AM
| | Cadillac Owners Connoisseur Cadillac(s): '98 STS | | Join Date: Sep 2003 Location: Atlanta area | | | Re: Maff screen remove? power gains? [/quote]From some of the comments made it is clear that there are couple of little boys in here that have alot of growing up to do. I appreciate any genuine feedback from others but you wont find any fuel magnets on my car. If you want something to laugh at just stand nude in front of the mirror sometime. Its not my first day on the block. As far as K+N filters go, they do improve power. The maf sensor should be cleaned occasionally with or without a aftermarket filter.[/quote]
To measureably improve the performance of an air pump, you must pump more air IN and OUT. With a naturally aspirated Northstar, pumping more air is going to be a good bit more involved than using a non-paper air filter and low restriction exhaust. More noise does not = more torque.
I think the analogy has been suggested before today; "all the low hanging fruit has been picked".
This child is looking forward to reading your experience regarding measureable torque improvements. Please provide a detailed cost/benefit analysis. | 
08-07-06, 01:06 PM
| | Cadillac Owners Member Cadillac(s): White Diamond '03 DHS | | Join Date: Jun 2004 Location: Woodstock Ill. Age: 61 | | | Re: Maff screen remove? power gains? Quote:
Originally Posted by weister42 Well my MAF screen is missing and I didn't notice any problems, so I guess it's not really an upgrade/downgrade of any sort.
How do you clean the MAF sensor? | The MAF sensor is a heated wire. Intake air cools it. More air = cooler, less air = hotter. Resistance is mearured and sent back to the PCM. Clean the wire carefully with a cotton swap and alcohol. It should not need any cleaning with a stock paper filter, only if you are using an oiled K & N. | 
08-07-06, 06:11 PM
| | Cadillac Owners Enthusiast Cadillac(s): 1998 Cadillac Deville Sedan | | Join Date: Feb 2005 Location: Stevens Point, WI Age: 26 | | | Re: Maff screen remove? power gains? Well I used a K&N air filter for about one or two oil changes, is that going to cause any oil deposits? I just don't want to clean the MAF sensor and mess it up. | 
08-07-06, 08:25 PM
| | Cadillac Owners Member | | Join Date: Apr 2004 Location: Southern Maine | | | Re: Maff screen remove? power gains? Well alot of comments were made as expected and I take all info with a grain of salt. To add to Rangers answer about the Maf cleaning method, I also have used a fairly new item that is specifically called Maf sensor cleaner. It is a spray can with a non harmful cleaner similar to Throttlebody cleaner. TO respond to the comment that K+N filters dont increase HP, this is clearly a opinion as thousands of people have Dynoed a increase in Power. Myself included since I have access to one. I go to the track weekly and just about every car there has a high flow filter. Are they all idiots? Telling the world the K+N is a scam will get you flamed more than my comments ever will. And yes I do know a little about the Northstar engine. I have tuned progressive Nitrous systems to operate without error in 4,000lb caddies and put them into the mid 13s. I have also installed them into Fiero's and done just about every aspect of service to them on my own vehicles. My simple original question was something I did not know with certainty and I wanted some opinions. To back up my question furthermore, most aftermarket high flow MAF units do not include a screen at all. Im currently running a 80mm Mustang Cobra MAF on my 95 Taurus SHO yamaha engine. No problems ever! and a +9HP gain with the K+N. I do understand all engines are different which is why i chose this specific forum to find answers. I hope this clears the air, | 
08-07-06, 08:48 PM
| | Cadillac Owners Fanatic Cadillac(s): 02 300m special,04 Intrepid, 07 Z06 and a 05 Yukon | | | | | Re: Maff screen remove? power gains? Man this is crazy! Just so everyone KNOWS I was talking about a FRIEND OF MINES not sum1 in the forum or thread. | 
08-07-06, 10:50 PM
| | Cadillac Owners Member Cadillac(s): White Diamond '03 DHS | | Join Date: Jun 2004 Location: Woodstock Ill. Age: 61 | | | Re: Maff screen remove? power gains? I think most of us realize that. | 
08-08-06, 08:16 AM
|  | Cadillac Owners Connoisseur Cadillac(s): 1998 STS/2006 M6 GTO | | Join Date: Mar 2004 Location: Mahwah, NJ Age: 24 | | | Re: Maff screen remove? power gains? Quote:
Originally Posted by 13secSTS TO respond to the comment that K+N filters dont increase HP, this is clearly a opinion as thousands of people have Dynoed a increase in Power. Myself included since I have access to one. I go to the track weekly and just about every car there has a high flow filter. |
Where's the graph?
Where are the time slips?
You say these things, yet provide no results. Many other have and they show no gains. You have to realize that you can't make a general assumption that the K&N filter will increase power in every application...because it simply doesn't. What's the difference in 60ft times with the paper filter and K&N? If you go to the track so often, you should have no problem pulling up the numbers.
Most newer MAF sesnors (in particular GM's) have been designed to function properly without the use of a air flow strightening device. That doesn't mean that one which orignially had one will work without it as well. Quote:
Originally Posted by 13secSTS Im currently running a 80mm Mustang Cobra MAF on my 95 Taurus SHO yamaha engine. No problems ever! and a +9HP gain with the K+N. | Where's the graph?
Spouting numbers off like that means absolutely nothing without viable proof. Granted, it's extrememly easy these day to somply photshop a dyno graph and pass it off as real, but even that is better than nothing. Until I see some graphs, or timeslips....I'm calling shenanigans on your "results" from the K&N. | 
08-08-06, 10:05 PM
| | Cadillac Owners Fanatic Cadillac(s): 02 300m special,04 Intrepid, 07 Z06 and a 05 Yukon | | | | | Re: Maff screen remove? power gains? I agree if u show me sum #'s that show a gain of more than 1hp i wil stop dissing K&N. | | Cadillac Discussion Tools | | |
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