Nissan 370Z Forum

Nissan 370Z Forum (http://www.the370z.com/)
-   Intake/Exhaust (http://www.the370z.com/intake-exhaust/)
-   -   NEW Full Titanium Tomei Exhaust 370Z Single | 40+lbs Weight Savings (http://www.the370z.com/intake-exhaust/103036-new-full-titanium-tomei-exhaust-370z-single-40-lbs-weight-savings.html)

KamiSpeed 04-24-2015 01:38 PM

NEW Full Titanium Tomei Exhaust 370Z Single | 40+lbs Weight Savings
 
http://www.tomeiusa.com/_2003web-cat...ffler_main.jpg

Tomei just released their popular Expreme Ti line of Titanium Exhausts for the 370Z. If you are looking for crazy weight savings, more power and an amazing sound, this is the exhaust for you!

Features:
- Single Exit
- Full High-Grade Titanium
- 80mm Piping
- 115mm Tip
- 12.6lbs!! (OEM is 54.01)
- Precision Welds
- 112db no silencer | 105db with silencer

http://www.tomeiusa.com/_2003web-cat...fler_kit_b.jpg
http://www.tomeiusa.com/_2003web-cat...i/z34_gluf.jpg

Also released! The new Full Titanium Mid Y-Pipe!

Features:
- Full High-Grade Titanium
- 60.5mm Piping
- 5.07lbs!!! (OEM is 14.33)

http://www.tomeiusa.com/_2003web-cat...i_z_ykan_b.jpg

Looking for straight pipes?! Tomei released a Full Titanium Version!

Features:
- Full High-Grade Titanium
- 60.5mm Piping
- 3.09lbs!! (OEM is 19.84)

http://www.tomeiusa.com/_2003web-cat...pipe_kit_b.jpg

Red_Z 04-24-2015 02:25 PM

Does the exhaust tip stick out far beyond the stock bumper?

04-24-2015 02:29 PM

Catback exhaust shipped to 91744

Also quote me on the tst pipe and full exhaust shipped thanks

09 Nismo#400 04-24-2015 02:33 PM

I think the one that sticks out past the bumper was when people where using the 350z version. If they made a new one for the 370z then it should line up better.

KamiSpeed 04-24-2015 02:51 PM

Quote:

Originally Posted by Red_Z (Post 3178241)
Does the exhaust tip stick out far beyond the stock bumper?

Looks like it does a LITTLE bit.

http://www.tomeiusa.com/_2003web-cat...z34_oki._b.jpg

http://www.tomeiusa.com/_2003web-cat...z34_lift_b.jpg

.c2 04-24-2015 06:36 PM

Damn.. I want this system on my Z but not too sure how the huge can and single exit would look with my Amuse rear :(

6MT-Z34 04-24-2015 06:57 PM

Quote:

Originally Posted by .c2 (Post 3178500)
Damn.. I want this system on my Z but not too sure how the huge can and single exit would look with my Amuse rear :(

There's only one way to find out lol

mag_black 04-24-2015 07:00 PM

Quote:

Originally Posted by .c2 (Post 3178500)
Damn.. I want this system on my Z but not too sure how the huge can and single exit would look with my Amuse rear :(

Here you go

https://vimeo.com/125806810

KemBayaUZ 04-26-2015 09:36 AM

Wish they will make exhaust header for the 370z

KamiSpeed 05-04-2015 01:13 PM

We are not sure yet. But if they do the370z will be the first to know!

.c2 05-04-2015 03:54 PM

Damnnn that sounds good, thanks for the video! Looks wise I'm not too fond of it though :/ but sound.. and weight savings, man lol so tempting

hide187 05-04-2015 07:50 PM

Wow, I want one.

njobe89 05-05-2015 11:51 AM

i wish it was dual... i don't like the single exit look. imo, it just doesn't look right with the single exit.

abm89 05-05-2015 03:12 PM

Quote:

Originally Posted by KemBayaUZ (Post 3179452)
Wish they will make exhaust header for the 370z

The Z33 headers should fit the 370

bullitt5897 05-05-2015 03:56 PM

For those that have the tomei... What are the decibel levels inside the cabin and how is the drone? Thinking of going single...

bullitt5897 05-05-2015 03:57 PM

Quote:

Originally Posted by njobe89 (Post 3188892)
i wish it was dual... i don't like the single exit look. imo, it just doesn't look right with the single exit.

Easy buy two and find someone who can weld titanium... done and done... Just flip the exhaust and remount the hangers :D

abm89 05-05-2015 04:01 PM

Quote:

Originally Posted by bullitt5897 (Post 3189211)
For those that have the tomei... What are the decibel levels inside the cabin and how is the drone? Thinking of going single...


Loud.


Sent from my phone

pauliewalnutz 05-05-2015 04:18 PM

What does it sound like with no test pipes?

KamiSpeed 05-05-2015 04:58 PM

Quote:

Originally Posted by bullitt5897 (Post 3189213)
Easy buy two and find someone who can weld titanium... done and done... Just flip the exhaust and remount the hangers :D

Done and Done! lol

The single is more for weight savings than anything, making it dual will still be light, but is just more heavier.

bullitt5897 05-05-2015 08:18 PM

Quote:

Originally Posted by abm89 (Post 3189217)
Loud.


Sent from my phone

Yeah so my current quad can get to 102db in the cabin on a pull. It also drones a good bit from 2500-3300 rpm in the mid to upper 90's DB rating. So does the Tomei drone in that range on cruising?

pauliewalnutz 05-05-2015 09:36 PM

Quote:

Originally Posted by Red_Z (Post 3178241)
Does the exhaust tip stick out far beyond the stock bumper?

https://www.youtube.com/watch?v=GruVqvziHUQ

njobe89 05-06-2015 06:36 AM

Quote:

Originally Posted by bullitt5897 (Post 3189213)
Easy buy two and find someone who can weld titanium... done and done... Just flip the exhaust and remount the hangers :D

then the exhaust would end up costing me what like 3-4 thousand? lol
Quote:

Originally Posted by KamiSpeed (Post 3189290)
Done and Done! lol

The single is more for weight savings than anything, making it dual will still be light, but is just more heavier.

i understand it's done to shave weight up. however, i just find the dual more pleasurable to look at.

bullitt5897 05-06-2015 07:09 AM

Quote:

Originally Posted by njobe89 (Post 3189803)
then the exhaust would end up costing me what like 3-4 thousand? lol


i understand it's done to shave weight up. however, i just find the dual more pleasurable to look at.

With the deals on this exhaust I would say your around $2500ish realistically...:tup:

KamiSpeed 05-06-2015 10:37 AM

Quote:

Originally Posted by bullitt5897 (Post 3189833)
With the deals on this exhaust I would say your around $2500ish realistically...:tup:

That doesnt sound that bad! Someone do it... :happydance:

AnthonyD1978 05-06-2015 03:48 PM

Quote:

Originally Posted by pauliewalnutz (Post 3189520)

I think that is the tomei for the 350z installed on a 370z. I don't think the actual 370z one from tomei sticks out that far from the pics I've seen.

Japanjay 05-06-2015 06:54 PM

I went over 130db at around 25' behind the car on a dyno at around 4k rpm. Maxed it out. Guy tuning the car got out after the baseline and went to the wall and grabbed ear muffs. After the tune he commented quite a few times about how incredibly loud that exhaust is. Never had anyone say they didn't like.

http://www.youtube.com/watch?v=C3fKwzeu7pI

pauliewalnutz 05-06-2015 07:06 PM

Is that just the y-pipe back? Stock cats?

Japanjay 05-06-2015 08:03 PM

Z1 test pipes, stock headers, tomie y and y-back. This with the gen3's I made 316 Std on a dyno jet.

bullitt5897 05-06-2015 08:10 PM

You can heat wrap the y pipe to quiet it down and you can install the silencer... I am already in talks with someone about making a dual lol that will be interesting.

njobe89 05-07-2015 06:43 AM

Quote:

Originally Posted by bullitt5897 (Post 3190587)
You can heat wrap the y pipe to quiet it down and you can install the silencer... I am already in talks with someone about making a dual lol that will be interesting.

yea do it, i want to see it

KamiSpeed 05-07-2015 01:58 PM

Quote:

Originally Posted by bullitt5897 (Post 3190587)
You can heat wrap the y pipe to quiet it down and you can install the silencer... I am already in talks with someone about making a dual lol that will be interesting.

Are you really going to attempt to make a dual?!

carlitos_370z 05-07-2015 02:17 PM

:drool: I always love the Tomei Exhausts... before sell my STi I was thinking on buy one... but i decide to sell it... Lets see if I cant get one for the Z:stirthepot:

bullitt5897 05-07-2015 03:03 PM

Quote:

Originally Posted by KamiSpeed (Post 3191499)
Are you really going to attempt to make a dual?!

Yes... I am awaiting final pricing... it will replace my quad exhaust on my nismo.

KamiSpeed 05-07-2015 03:05 PM

Quote:

Originally Posted by bullitt5897 (Post 3191583)
Yes... I am awaiting final pricing... it will replace my quad exhaust on my nismo.

Ok sweet! Let me know and I'll get you a deal :hello:

njobe89 05-08-2015 06:52 AM

Quote:

Originally Posted by bullitt5897 (Post 3191583)
Yes... I am awaiting final pricing... it will replace my quad exhaust on my nismo.

sweet, can't wait to see the end product... you got this idea from me, right? right?!?!?! lol

carlitos_370z 05-08-2015 07:21 AM

same here... want to see the price for that baby:stirthepot:

bullitt5897 05-08-2015 10:12 AM

How to go DUAL TOMEI:

Parts Needed:
1 x Y Pipe
1 x Mid Pipe
2 x Mid Back Exhausts

Optional Items:
ART Test Pipes (Will explain later)
Heat Wrap (DEI Titanium is the best)
1" Diameter Titanium piping
3" outlet Vibrant Ultra Quiet

Process:
In order to go dual Tomei you will need to install your Y-pipe, Mid Pipe and Test Pipes (ART Pipes will eliminate the possible Drone). The Rear Sections will require that the mid pipe side flanges to be cut off and an angle slice be cut into the pipes (note: the passenger side will need to be flipped). Once the pipes are cut you will need to weld them together and then re-weld the flange back on. You will need to bolt up the exhaust and attache the hangers. What you will notice is that the hanger for the passenger side is facing the wrong direction. I would remove the flange and re-weld it in the correct location and orientation. Once this is complete just align and you should be good!

If it is too loud you can do the following:
-For Drone, use Helmholtz Resonators such as ART testpipes and Heat wrap the Y-Pipe, Mid Pipe and the new welded section. The added weight and dampening material will help reduce the drone resonance. Another option is to weld in titanium 1/4 wave pipes on each side (use the 1" titanium piping) length will be determined by the rpm range but a good starting point for a 2500-3200 rpm range will be around 24-28" pipe segment. You can come out from the main pipe about 2" and then run parallel to the main pipe.

-For overall Loudness you can just heat wrap the exhaust sections as stated above. Or you can add the Vibrant Ultra Quiet Canister into the Mid Pipe. The Vibrant canister is good for about a 10DB reduction... However, I cannot confirm if it will reduce drone.

Expected traits from going from single to Dual:
I expect the tone to become deeper and the possibility for more drone. It may stay as loud or come down in loudness depending on the exhaust velocity.

njobe89 05-08-2015 10:46 AM

this will be something to be seen

Nismo 370z 09-18-2017 03:30 PM

Note about Titanium Exhaust Systems:
DEI does NOT recommend wrapping Titanium exhausts. The alloys used in the production of titanium exhaust systems tend to be thin and are designed to dissipate heat quickly. By wrapping the exhaust, the additional heat can make the titanium alloy turn brittle and prone to premature cracking. DEI recommends using alternatives such as our flexible heat shields when seeking to reduce the heat on titanium exhaust systems


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