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  • SN95 4.6L Mustang Tech

Mac LT headers and Prochamber??

  • Thread starter Thread starter superstang01
  • Start date Start date Jan 15, 2007
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superstang01

Active Member
Oct 11, 2006
448
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Kingston, On, Canada
Jan 15, 2007
#1
  • Jan 15, 2007
  • #1
Does anyone here have any expierince with these two products? Im thinking about getting them to go with my magnaflow magnapacks cat back but i havent heard much about the mac headers and prochamber.... Could you guys give me your opinions on these two products....
thanks :SNSign:
 

mustang90

Founding Member
Feb 8, 2001
1,209
15
58
Jan 21, 2007
#2
  • Jan 21, 2007
  • #2
Yes I have the Mac long tubes, prochamber and magnaflow catback. My car sounds bad ass. I'm told you can here me coming from a mile away. Might be the cams or vortech? anyhow, get them cuz' you'll love em!
 

superstang01

Active Member
Oct 11, 2006
448
9
29
Kingston, On, Canada
Jan 21, 2007
#3
  • Jan 21, 2007
  • #3
mustang90 said:
Yes I have the Mac long tubes, prochamber and magnaflow catback. My car sounds bad ass. I'm told you can here me coming from a mile away. Might be the cams or vortech? anyhow, get them cuz' you'll love em!
Click to expand...

Im pretty sure im going to be getting the mac lt's and prochamber......my problm is money haha ,shouldnt be to long tho!!
 

mustang90

Founding Member
Feb 8, 2001
1,209
15
58
Jan 21, 2007
#4
  • Jan 21, 2007
  • #4
Give my friend Jack at Musclemotors.com a call and tell him Jack from NJ referred you. He should hook you up!
 

bullitt_2620

Member
Oct 11, 2005
91
0
6
San Diego, cali.
Jan 22, 2007
#5
  • Jan 22, 2007
  • #5
I dunno about the longtubes, but I love my prochamber, its a great mix of the sounds of an x and a h pipe. Ive heard its a little quieter than the two, but deeper. I had a buddy drive my car while I drove his car side by side the other night and OMG I think you'll be happy with the prochamber.
 
S

Saleen4971

New Member
Mar 26, 2003
664
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0
Setauket, LI
Jan 22, 2007
#6
  • Jan 22, 2007
  • #6
love my magnaflow/prochmaber combo. the prochamber fomr what i have read/heard makes more and flatter power than the H and X's.

IIRC mac LT's allow the trans to be removed as well?
 

steveb24

New Member
Nov 28, 2005
555
0
0
wilmington, DE
Jan 22, 2007
#7
  • Jan 22, 2007
  • #7
Saleen4971 said:
love my magnaflow/prochmaber combo. the prochamber fomr what i have read/heard makes more and flatter power than the H and X's.

IIRC mac LT's allow the trans to be removed as well?
Click to expand...

yea some turn and twist move.. making that statement a fact might be the deciding factor of which l/t to get for me. The ceramic mac's look pretty darn nice, and i LOVE my prochamber
 

stangman

15 Year Member
Jul 10, 2003
2,690
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69
in a 3 bed, 2 bath
Jan 22, 2007
#8
  • Jan 22, 2007
  • #8
steveb24 said:
yea some turn and twist move.. making that statement a fact might be the deciding factor of which l/t to get for me. The ceramic mac's look pretty darn nice, and i LOVE my prochamber
Click to expand...



i've dropped my 3650 with MAC LT's in place. The only thing that you have to do is take out the O2's & then rotate it to the passenger side then drop it out.




btw here's a clip of my exhaust. mac lt's, prochamber, & weld in flowpaths

http://media.putfile.com/charlie-vid
 

jivepepper

Founding Member
Jun 19, 2002
776
5
18
Under a Sombrero. in WV.
Jan 23, 2007
#9
  • Jan 23, 2007
  • #9
I have had both but not at the same time.

First I had a pro chamber and the mac catback. Then I bought some used mac lt's and new mac h pipe. The first set up was a little quieter at wot but wasn't as raspy. The Lt's and hpipe are louder at wot especially in the mid range rpm's but quieter at cruising and part throttle. I didn't install the longtubes until I was well over 400hp and I noticed a nice difference in power. Good thing because they are a Pia to install.
 

steveb24

New Member
Nov 28, 2005
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wilmington, DE
Jan 23, 2007
#10
  • Jan 23, 2007
  • #10
How was the fitment? Quality? .. what do they look like now? hts or ceramic?
 

Stang|ess

seeking cyber partner(s)
Oct 18, 2003
941
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37
Hawaii
Jan 23, 2007
#11
  • Jan 23, 2007
  • #11
I'd get the non ceramic headers, then have them jet hot coated. The ceramic coating on Mac is a joke.
 
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'03GTinFLA

Member
May 29, 2004
486
0
17
St. Petersburg, FL
Jan 23, 2007
#12
  • Jan 23, 2007
  • #12
Ceramic Mac LT's, Prochamber and FLowpaths. I love the sound. Never heard anyone complain about the Mac sound. The complaint comes with the LT's. I have to tighten the passenger side header thats farthest forward about 2-3 times in the 2 years I've had them. Not bad for cheap stuff. Good hp gains with teh LT's on NA car.
 

PlatinumDevil

Member
Jul 1, 2003
0
0
16
Regina, Saskatchewan, Canada
Jan 23, 2007
#13
  • Jan 23, 2007
  • #13
Well im not rich, quite the opposite, so all i have is a 2.5" o/r prochamber and dynomax super turbo's welded in with a 2.5" pipe from the midpipe and then 2.5" out to the tips, instead of getting bigger tips i just got the guy to move them out 1" each so they stick out.

Personally i love the sound, although inside the car it does sound a little tinny, so roll down your windows .

I've always thought it was extremely quiet but apparently not.

i hadn't got too many genuine opinions from other people until this summer in a parkade, my rich a-hole friend who has a corvette was riding with me, he asked me to rev it. He literally jumped about 4 inches and said quote "Holy ****ing **** that sounds like a ****ing race car! Thats insane man!"

And possibly my greatest compliment to date... My cousin has a cammed LT1 95 T/A thats had about 8 different exhaust set-ups on it now. He absolutely loves the way my car sounds and has gotten me to rev it at his exhaust shop of choice and told the guy he wanted that sound replicated, only louder. (he likes being heard 3 miles away)

Another experiance i had just recently, i took the car out after the first snowfall melted (they dont salt until the big snowfall so no worries) and my girlfriend told me to 'do that thing that makes her stop breathing'. (drive it in first gear to about 15mph and then mash the gas pedal). Well there was this mid 30 year old walking with his wife about 2 blocks away, i did this to the top of first and then let the revs drop in first gear (possibly my favorite sound btw. very loud), anywho, this guys wife was half a block ahead of him and he was standing there in shock, when i went by he gave me two thumbs up and then turned around and watched me drive away for the next block and a half until i went around the curve and i couldn't see him anymore... i wish i could have gotten a video of it. Best and funniest sight ever.

Prochamber is also extremely easy to install but is a pita to get to seal up and you'll often get exhaust leaks, i have a minor one i think, although last time i had it running i couldn't find it or hear it so perhaps it fixed itself or i was just on crack before, i only thought it had a leak because of the sound inside of the car and the smell of the exhaust inside the car.... but i later found out those are both just side affects of an o/r pipe/the prochamber.
 

steveb24

New Member
Nov 28, 2005
555
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0
wilmington, DE
Jan 23, 2007
#14
  • Jan 23, 2007
  • #14
Stang|ess said:
I'd get the non ceramic headers, then have them jet hot coated. The ceramic coating on Mac is a joke.
Click to expand...

why do you say their ceramic is a joke?

and to the other guy.. 03infla.. have you tried useing locking header bolts? i do not want to ever have to tighten these things if i get them.
 

superstang01

Active Member
Oct 11, 2006
448
9
29
Kingston, On, Canada
Jan 23, 2007
#15
  • Jan 23, 2007
  • #15
steveb24 said:
why do you say their ceramic is a joke?

and to the other guy.. 03infla.. have you tried useing locking header bolts? i do not want to ever have to tighten these things if i get them.
Click to expand...

haha ,same here ,if they come loose they will be a pain in the ass to tighten
 

steveb24

New Member
Nov 28, 2005
555
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0
wilmington, DE
Jan 24, 2007
#16
  • Jan 24, 2007
  • #16
stangless and 03fla.. u got some more input in response to my post? im really looking into the mac lt's but i gotta know more..
 
0

'03GTinFLA

Member
May 29, 2004
486
0
17
St. Petersburg, FL
Jan 24, 2007
#17
  • Jan 24, 2007
  • #17
steveb24 said:
stangless and 03fla.. u got some more input in response to my post? im really looking into the mac lt's but i gotta know more..
Click to expand...

Yeah just get locking header bolts. There are pretty expensive for bolts. I had a buddy put the car up on a ramp and tighten the front bolt. Isn't too hard if you can get under your car. Mac Ceramic LT's are pretty good for the price, ceramic coating is good, but I live in florida with no salt on the roads. I had some problems with exhaust leaks but it always seemed to be the leading flange on the passenger side. You might never have that problem. If your worried about it you can buy stage 8 locking header bolts for about $40 or get under your car when you change the oil and check the bolts but only needed if you hear a leak. Personally I would be more pissed if I paid $7-800 for SLP's or something and had to tighten a header bolt. Any time you put a aftermarket part, or Ford part for that matter, on your car you run the risk of something going wrong. It's part of modding. You know, fix it till it's broke. Slap em on and enjoy your higher torque curve. I don't know what else to say, but if you have any specific questions let me know.
 

steveb24

New Member
Nov 28, 2005
555
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wilmington, DE
Jan 24, 2007
#18
  • Jan 24, 2007
  • #18
happen to be on now too. but thanks for the input.. i think im going to go with the mac's. i dont drive the stang when theres even a hint of salt on the roads.. so ill be good there. I wasnt aware that we could even get to the bolts without takin stuff off.. shows how much attention i pay to the manifolds. Yes ill be forkin out the 40 to get the locking header bolts, and the 20 somethin for bassanni gaskets. done hopefully, for once, get it done right the first time. I didnt see how a ceramic coating could be "crap".. i mean, ceramic is ceramic.. not much to it. anyways, if theres anything else you feel important about sharing on mac lt's before i buy and install them, lemme know.
 

Miles

Founding Member
Aug 14, 2001
1,225
0
0
Burlington, ON
Jan 24, 2007
#19
  • Jan 24, 2007
  • #19
Love my Mac LT's and prochamber. Whatever you do, get them coated with something (either from MAC or afterwards).

I suspect I have issues tuning my car now since I lose so much heat from the LT's.
 

Stang|ess

seeking cyber partner(s)
Oct 18, 2003
941
0
37
Hawaii
Jan 24, 2007
#20
  • Jan 24, 2007
  • #20
steveb24 said:
stangless and 03fla.. u got some more input in response to my post? im really looking into the mac lt's but i gotta know more..
Click to expand...

I have no personal experience with Mac headers, but I have read quite a few stories on SN, and seen a fair share of pictures of the coating just flaking off, with rust inhabiting the flanges. I searched but the pictures are gone. It seems like a hit or miss with the coating.

As for the header bolts, stage 8s are great. If you don't want to spend the extra cash, reuse the stock studs and nuts, and after you bolted the headers on, let it warm up. After your ears stop bleeding, re-tighten the nuts.
 
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