MBH Tri-Y vs 4 into 1 longtube **Dyno**
Last edited by hooleyboy; Apr 1, 2010 at 10:59 PM.
How many before and after runs? Were these two pulls the highest of the before and the highest of the after?
Actually, if you knew the whole history then you might think differently. Original owner/customer put some Rnntech headers and made X power over the stock, he then had GS build/fabricate him some long tube headers which yielded 40whp in top of what the Renntech made(are you still following me?).
Finally, MBH made their longtube headers and they are making 15whp in top of what GS made which is 40whp more that what Renntech made so we are talking like 60whp plus compare to stock.!! You are just not seing the big picture. These headers top of any otherprevious header tested on his car by a long shot.
These new headers are in paper the winning headers, at least that is my opinion. my .2c
Last edited by C63newdude; Apr 1, 2010 at 11:24 PM.
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Finally, MBH made their longtube headers and they are making 15whp in top of what GS made which is 40whp more that what Renntech made so we are talking like 60whp plus compare to stock.!!
These new headers are in paper the winning headers, at least that is my opinion. my .2c
The Best of Mercedes & AMG
How many before and after runs? Were these two pulls the highest of the before and the highest of the after?

Rick's car is fairly modded.... it would be great to see some numbers on a stock car as well for comparison. Off the top of my head, this is some of his mods:
- Long Tube Headers with cat delete and resonator delete
- Carbonio Air Boxes (unless he switched to the RennTech ones already, which he was considering not too long ago)
- Evosport light-weight pulley system
- Custom RennTech Tune
- NOS Setup (80 to 100 shot)
- 109 Octane race gas tune
- Light weight brembo GT brakes + Light weight rims (except when the car is in a car show, it runs on 20" V
)- A few other goodies we don't know about yet

EDIT: ooops.... hooley beat me to it....

Rick's car is fairly modded.... it would be great to see some numbers on a stock car as well for comparison. Off the top of my head, this is some of his mods:
- Long Tube Headers with cat delete and resonator delete
- Carbonio Air Boxes (unless he switched to the RennTech ones already, which he was considering not too long ago)
- Evosport light-weight pulley system
- Custom RennTech Tune
- NOS Setup (80 to 100 shot)
- 109 Octane race gas tune
- Light weight brembo GT brakes + Light weight rims (except when the car is in a car show, it runs on 20" V
)- A few other goodies we don't know about yet

EDIT: ooops.... hooley beat me to it....
Rick still has some aftermarket resonators in the exhaust, Not like that makes any power though. Believe it or not even with the resonators in, his car sounds so damn nice.
Rick does have a carbonio airbox, I forgot about that. It must be in the huge box-o-stuff he brought to us. I can do a quick dyno test tomorrow: Carbonio vs RENNtech, that should make for a cool dyno comparison.
Finally, MBH made their longtube headers and they are making 15whp in top of what GS made which is 40whp more that what Renntech made so we are talking like 60whp plus compare to stock.!! You are just not seing the big picture. These headers top of any otherprevious header tested on his car by a long shot.
These new headers are in paper the winning headers, at least that is my opinion. my .2c
its hard to say, each car is a bit different. Supporting mods help. I think its safe to say with a primary cat installed over all numbers for both headers would be a bit less.


