CAI Intake
#2
why not just make this topic a poll...? ...and i'm planning on getting the injen cai...after reading hundreds of reviews and opinions, this one seems like it has better quality and placement for air flow...
#5
#6
Ahh I'll just copy it (Credit goes to MichaelBenz - excellent writeup)
AEM vs. INJEN Cold Air Intake - A retrospect
--------------------------------------------------------------------------------
Ok guys....heres the skinny (at least as far as my opinion goes) on the Cold Air Intake Systems offered by both Injen as well as AEM. Here's my story...I first got the Injen system as I could not for the life of me figure out why it was so much more expensive than the AEM system, so I figured I would "go the the premium model" as I often tend to do. Got the Injen unit installed and was happy. Then I read in here about how the AEM might be bigger tubing....then I read about how the AEM units have "snapped" and broken (still cant figure that one out)....,ect, ect. There is a little truth to almost everything out there.
#1 - the cost difference - I would say that the Injen unit is made somewhat better than the AEM unit, heavy polished tubing, and somewhat longer than the AEM unit resulting in a lower fit closer to the front grille. You must load the Injen unit from the bottom (wheel well) up as it is so long it will not fit if you try to go top down. The badging on the Injen unit is higher quality too, if that matters to you. The black rubber connection tubes are higher quality on the Injen unit than the AEM....but the AEM has better coolant hose relocation technique...they give you a longer tube to replace...not a splice-in peice like Injen does to just lengthen the existing....BUT...the Injen technique is much easier to install. (AEM gives you a replacement long tube and Injen gives you a nipple piece and a short hose extension with clamps..either way...it works both ways just fine)
#2 - the install difference - the AEM unit has a spot to relocate the oxygen sensor farther down the system, resulting in an additional small horsepower gain...and the Injen unit does not offer this option, retaining its CARB status. The AEM unit will install from the top down as it is somewhat shorter tubing by about 4-6 inches. The AEM unit completely replaces the small coolant line with a longer unit...and the Injen unit just has you lengthen the existing line with a nipple and short hose...either way works...I personally prefer the one peice longer tube though, less chance for leak with less connections. The AEM unit mounts the rubber vibro isolator on the top side under the hood with a bolt/nut that goes through the wheel well area where they have you remove a wire loom - and the Injen unit mounts the exact same type vibro mount lower in the wheel well area in an existing wire tap, where some of the main ground wires are...having you relocate them to a existing hole just like it about three inches away. (no biggie) AEM's was a bit easier as you did not have to relocate any wire grounds...just disconnect a wire loom from the inner wheel well. Both filters are located in the same general area....Injen just gets theirs a bit closer to the front grille area than AEM does, but both intakes seem to get plenty of air where they are. Not a huge difference here...but there is one. The tubing is also about 1/4 inch larger on the AEM unit than the Injen unit, resulting in different types of HP gains....see below.
#3-The test drive. AEM's is definately louder than the Injen unit and makes different power than the Injen unit. The AEM pulls WAY harder off the line than the Injen unit did (I assume because the bigger tubing?). I can actually spin my tires now and get a small burnout mark (on an Automatic yet!).....never did that with the Injen unit. BUT...it felt like the Injen unit made better midrange power right after it got up and going. Injen unit was definately louder than stock....but the AEM is louder than the Injen unit by about 15% or so....and the larger tubing makes a better more agressive sound....just more of what the Injen had. So all in all.....AEM performed better off the line.
#4-Bottom line-Both performed well....but I give the edge to AEM now that I have actually had both of them installed and ran them both on my car. I switched to AEM from the Injen unit due to the additional port for the relocation of the oxy sensor as well as the fact that the tubing is a bit bigger. I figured it had to make better power....and for cheaper too. I replaced the polished unit with the red anodized unit made by AEM....but would probably suggest to stay with the polished, unless you are particularly fruity about the red or blue color. I think the polished units have a more quality finish prone to better longevity and wear. Get the AEM unit if power is your goal....get the Injen unit if you are worried about tire wear or are looking for a good kick in the butt, but not necessarily tire spin type power. This one is definately personal preference. If you like raw dirty power...get the AEM....if you like mild....get the Injen.
AEM vs. INJEN Cold Air Intake - A retrospect
--------------------------------------------------------------------------------
Ok guys....heres the skinny (at least as far as my opinion goes) on the Cold Air Intake Systems offered by both Injen as well as AEM. Here's my story...I first got the Injen system as I could not for the life of me figure out why it was so much more expensive than the AEM system, so I figured I would "go the the premium model" as I often tend to do. Got the Injen unit installed and was happy. Then I read in here about how the AEM might be bigger tubing....then I read about how the AEM units have "snapped" and broken (still cant figure that one out)....,ect, ect. There is a little truth to almost everything out there.
#1 - the cost difference - I would say that the Injen unit is made somewhat better than the AEM unit, heavy polished tubing, and somewhat longer than the AEM unit resulting in a lower fit closer to the front grille. You must load the Injen unit from the bottom (wheel well) up as it is so long it will not fit if you try to go top down. The badging on the Injen unit is higher quality too, if that matters to you. The black rubber connection tubes are higher quality on the Injen unit than the AEM....but the AEM has better coolant hose relocation technique...they give you a longer tube to replace...not a splice-in peice like Injen does to just lengthen the existing....BUT...the Injen technique is much easier to install. (AEM gives you a replacement long tube and Injen gives you a nipple piece and a short hose extension with clamps..either way...it works both ways just fine)
#2 - the install difference - the AEM unit has a spot to relocate the oxygen sensor farther down the system, resulting in an additional small horsepower gain...and the Injen unit does not offer this option, retaining its CARB status. The AEM unit will install from the top down as it is somewhat shorter tubing by about 4-6 inches. The AEM unit completely replaces the small coolant line with a longer unit...and the Injen unit just has you lengthen the existing line with a nipple and short hose...either way works...I personally prefer the one peice longer tube though, less chance for leak with less connections. The AEM unit mounts the rubber vibro isolator on the top side under the hood with a bolt/nut that goes through the wheel well area where they have you remove a wire loom - and the Injen unit mounts the exact same type vibro mount lower in the wheel well area in an existing wire tap, where some of the main ground wires are...having you relocate them to a existing hole just like it about three inches away. (no biggie) AEM's was a bit easier as you did not have to relocate any wire grounds...just disconnect a wire loom from the inner wheel well. Both filters are located in the same general area....Injen just gets theirs a bit closer to the front grille area than AEM does, but both intakes seem to get plenty of air where they are. Not a huge difference here...but there is one. The tubing is also about 1/4 inch larger on the AEM unit than the Injen unit, resulting in different types of HP gains....see below.
#3-The test drive. AEM's is definately louder than the Injen unit and makes different power than the Injen unit. The AEM pulls WAY harder off the line than the Injen unit did (I assume because the bigger tubing?). I can actually spin my tires now and get a small burnout mark (on an Automatic yet!).....never did that with the Injen unit. BUT...it felt like the Injen unit made better midrange power right after it got up and going. Injen unit was definately louder than stock....but the AEM is louder than the Injen unit by about 15% or so....and the larger tubing makes a better more agressive sound....just more of what the Injen had. So all in all.....AEM performed better off the line.
#4-Bottom line-Both performed well....but I give the edge to AEM now that I have actually had both of them installed and ran them both on my car. I switched to AEM from the Injen unit due to the additional port for the relocation of the oxy sensor as well as the fact that the tubing is a bit bigger. I figured it had to make better power....and for cheaper too. I replaced the polished unit with the red anodized unit made by AEM....but would probably suggest to stay with the polished, unless you are particularly fruity about the red or blue color. I think the polished units have a more quality finish prone to better longevity and wear. Get the AEM unit if power is your goal....get the Injen unit if you are worried about tire wear or are looking for a good kick in the butt, but not necessarily tire spin type power. This one is definately personal preference. If you like raw dirty power...get the AEM....if you like mild....get the Injen.
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#8
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From: www.ExceleratePerformance.com
I would use them all. I would use the first piece of pipe from the Injen, the second piece of pipe from AEM, and the filter from FUJITA.
They are all great intakes. You will be happy with anyone of them. They are all high quality. AEM puts out higher peak #'s than the Injen, but FUJITA's intake puts out very similar high peak #'s. In terms of popularity, I would say most choose the AEM intake. Mikey started a bandwagon and everyone jumped on. to Mikey. LOL.
They are all great intakes. You will be happy with anyone of them. They are all high quality. AEM puts out higher peak #'s than the Injen, but FUJITA's intake puts out very similar high peak #'s. In terms of popularity, I would say most choose the AEM intake. Mikey started a bandwagon and everyone jumped on. to Mikey. LOL.
#9
i have the KandN intake wich claims 6.8Hp increase. its not much compared what other companys claim wich to me is a little bit fishy since they r all pretty much same looking !! So now i kinda leaning towards the AEM just looks cooler and i guess performs better or at least they say so and it has the dryflow filter wich is suppose to filter better and also easier to maintain! my question - is it really worth it for me to upgrade to the aem or not.
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