MHP Stage II C63 Commencement, Questions for Members!
Over the course of the next 4-5 weeks we begin fabrication of our full exhaust featuring 100% 304T stainless design, longtube headers with high velocity merge collectors, metallic substrate cats, 3" X-pipe, resonators and mufflers. Customers will have their choice of cell count of cats (100-400cpi, 100 is the most free flowing, 400 the quietest) and mufflers (baffled or straight through, they sound completely different) in order to custom tailor the tone/volume per your personal taste. Customers may also opt for off-road/catless midpipes instead of the catted versions or along with them to swap out at track days. With the design of our systems swapping mid pipes takes 10 minutes.
Everything included with our exhaust systems is covered by a 100% lifetime warranty.
Our own SFI certified underdrive pulley will also be fitted with the ultimate goal being 480-500rw SAE naturally aspirated with just bolt-ons.
Now a few questions to help us figure out what else needs to be done:
1) How many would be interested in an exhaust that replaces everything from the stock exhaust manifolds back?
2) How many would be interested in longtube headers that mate to the stock exhaust after the collectors?
We won't be doing shorties for the simple reason that they simply aren't worth the effort to install though any other requests will be considered.
Please let us know what you want from an exhaust for your C63.
Thanks!
MHP
Last edited by MHP; Nov 27, 2008 at 02:06 PM.
Over the course of the next 4-5 weeks we begin fabrication of our full exhaust featuring 100% 304T stainless design, longtube headers with high velocity merge collectors, metallic substrate cats, 3" X-pipe, resonators and mufflers. Customers will have their choice of cell count of cats (100-400cpi, 100 is the most free flowing, 400 the quietest) and mufflers (baffled or straight through, they sound completely different) in order to custom tailor the tone/volume per your personal taste. Everything included with our exhaust systems is covered by a 100% lifetime warranty.
Our own SFI certified underdrive pulley will also be fitted with the ultimate goal being 480-500rw SAE naturally aspirated with just bolt-ons.
Now a few questions to help us figure out what else needs to be done:
1) How many would be interested in an exhaust that replaces everything from the stock exhaust manifolds back?
2) How many would be interested in longtube headers that mate to the stock exhaust after the collectors?
We won't be doing shorties for the simple reason that they simply aren't worth the effort to install though any other requests will be considered.
Please let us know what you want from an exhaust for your C63.
Thanks!
MHP
I'm certainly game for an x-pipe and another piece that replaces the resonator and secondary cats completely. My budget will dictate how far to the back of the car we go.
If we could do a multi-piece, it would be nice to have an "offroad" option consisting of two short pipes to remove the primary cats, but be able to put them back up there during inspection/emissions time. Not sure if this would cause any O2 sensor/CEL issues?
I know this wasn't quite what you were asking with option 1, but would be an ideal system that offers the most flexibility to the owner. IMO
I'm certainly game for an x-pipe and another piece that replaces the resonator and secondary cats completely. My budget will dictate how far to the back of the car we go.
If we could do a multi-piece, it would be nice to have an "offroad" option consisting of two short pipes to remove the primary cats, but be able to put them back up there during inspection/emissions time. Not sure if this would cause any O2 sensor/CEL issues?
I know this wasn't quite what you were asking with option 1, but would be an ideal system that offers the most flexibility to the owner. IMO
Great feedback, exactly what we're looking for. I absolutely forgot to include in the OP that you can also choose off-road mids (or order a spare set to go with your cars). You can swap between O/R and catted mids in 10 minutes with our systems.
I assure you the fitment of our headers/system will be top notch. Nothing like what you've dealt with in the past.
Thanks again!
Last edited by MHP; Nov 27, 2008 at 02:10 PM.
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I'd love to do a full E/CLS exhaust the only catch is I need a E/CLS for 4-5 weeks to fab and jig the system. In exchange the owner will receive a free full exhaust.
First the C goes in, then it looks like we'll be doing a SL63, then we can start on the E/CLS if we can find one local.
Thanks
Last edited by FishtailnZ; Nov 27, 2008 at 02:23 PM.
Over the course of the next 4-5 weeks we begin fabrication of our full exhaust featuring 100% 304T stainless design, longtube headers with high velocity merge collectors, metallic substrate cats, 3" X-pipe, resonators and mufflers. Customers will have their choice of cell count of cats (100-400cpi, 100 is the most free flowing, 400 the quietest) and mufflers (baffled or straight through, they sound completely different) in order to custom tailor the tone/volume per your personal taste. Customers may also opt for off-road/catless midpipes instead of the catted versions or along with them to swap out at track days. With the design of our systems swapping mid pipes takes 10 minutes.
Everything included with our exhaust systems is covered by a 100% lifetime warranty.
Our own SFI certified underdrive pulley will also be fitted with the ultimate goal being 480-500rw SAE naturally aspirated with just bolt-ons.
Now a few questions to help us figure out what else needs to be done:
1) How many would be interested in an exhaust that replaces everything from the stock exhaust manifolds back?
2) How many would be interested in longtube headers that mate to the stock exhaust after the collectors?
We won't be doing shorties for the simple reason that they simply aren't worth the effort to install though any other requests will be considered.
Please let us know what you want from an exhaust for your C63.
Thanks!
MHP
NO
I would send my car to MHP and know that the job would get done right and in a timely manner again no
..
Last edited by rarfinancial; Nov 27, 2008 at 08:39 PM.
NO
I would send my car to MHP and know that the job would get done right and in a timely manner again
..
I would think with your tuning abilities, you could nail down the hardest part of installing a turbo kit, then all you would have to do is find out were you want to put the turbo. Just saying.... If you did a turbo kit for the C63 you would be a man amongst boys in the tuning game. + you know Kleemann and Renntech will be making a SC for this car soon. I know its not that cut and dry to develop a turbo kit. MHP would launch itself into big time player stasis like Brabus, Kleemann, and Renntech already have if you had a turbo kit. So IMO the best exhaust mod is to recycle it.
Last edited by hooleyboy; Nov 27, 2008 at 07:46 PM.
I would think with your tuning abilities, you could nail down the hardest part of installing a turbo kit, then all you would have to do is find out were you want to put the turbo. Just saying.... If you did a turbo kit for the C63 you would be a man amongst boys in the tuning game. + you know Kleemann and Renntech will be making a SC for this car soon. I know its not that cut and dry to develop a turbo kit. MHP would launch itself into big time player stasis like Brabus, Kleemann, and Renntech already have if you had a turbo kit. So IMO the best exhaust mod is to recycle it.
i like the idea of turbo or supercharged for the 6.2 but sorry to brake the news to you it will cost more then MY car to do that. its been talked about this fourm for sometime now and not ganna happen.
NO
I would send my car to MHP and know that the job would get done right and in a timely manner again no
..
back to the topic. Stainless Steel is very nice but there is a price for that. We all know this car is going to drop in value like all other AMG's. My guess is in the long run when the C63 becomes a $29,000 or less car, are people how can only afford this car at that price going to be willing to pay upwards of 4k (guessing on price) for a set of headers? If there was an option for a less expensive metal to be used thus lowering the cost of the headers might make sense for future sales down the road. IDK, Maybe offering a non-stainless, coated set of long tubes at a lower price could yield some more sales for the people that are not willing to spend big money.
For a bunch of people on this forum this is not your only car, But some day a C63 will be someones only car and daily driver, Giving someone the option for a product that can yield the same gains at a lesser price could be a good move.
I love stainless but a nice set of coated long tubes are just as nice IMO. I should just sell my C55 and get a C63, you guys are having to much fun.
I would think with your tuning abilities, you could nail down the hardest part of installing a turbo kit, then all you would have to do is find out were you want to put the turbo. Just saying.... If you did a turbo kit for the C63 you would be a man amongst boys in the tuning game. + you know Kleemann and Renntech will be making a SC for this car soon. I know its not that cut and dry to develop a turbo kit. MHP would launch itself into big time player stasis like Brabus, Kleemann, and Renntech already have if you had a turbo kit. So IMO the best exhaust mod is to recycle it.
I have nothing against turbos, but I'd have to guess that a kit (including rebuilt shortblock) would probably cost around $20k. Hell I'm game to do it, but there would have to be a real market for it...That being said, I think most people will be happy with the results we get from H/C on the stock bottom end N/A. I see 580-600rw being a distinct possibility on pump gas with all the supporting mods (Stage II + H/C= Stage III). If that doesn't tickle your fancy we can do 7.0L strokers right now as well, though they are far from inexpensive as in past turbo territory.
I guess the bottom line is we can literally do whatever you want, if you have the will, we have the way.
Thanks
back to the topic. Stainless Steel is very nice but there is a price for that. We all know this car is going to drop in value like all other AMG's. My guess is in the long run when the C63 becomes a $29,000 or less car, are people how can only afford this car at that price going to be willing to pay upwards of 4k (guessing on price) for a set of headers? If there was an option for a less expensive metal to be used thus lowering the cost of the headers might make sense for future sales down the road. IDK, Maybe offering a non-stainless, coated set of long tubes at a lower price could yield some more sales for the people that are not willing to spend big money.
For a bunch of people on this forum this is not your only car, But some day a C63 will be someones only car and daily driver, Giving someone the option for a product that can yield the same gains at a lesser price could be a good move.
I love stainless but a nice set of coated long tubes are just as nice IMO. I should just sell my C55 and get a C63, you guys are having to much fun.
We use McKee benders and laser welders so the quality is absolutely top notch. We just happen to think $10k for an exhaust (ala supersprint) is ridiculous.






