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Yamamoto SUS Titanium Exhaust

39684 Views 114 Replies 44 Participants Last post by  Mads L
What can I say I am an exhaust whore. This is the third exhaust system that I have purchased for a Grom. The Tyga system I purchased last month was just a temporary setup and this will probably be the one that I keep on the bike.

I gotta say that this exhaust is top notch. The quality is on par with other high quality Japanese exhaust makers. The welds are perfect. Fitment as usual is spot on. The exhaust is very lightweight. It also is very unique in design and looks. You can't beat JDM quality it's always worth the price.

I got a chance to ride a little bit with it over the weekend. The performance is on par with any other exhaust. It does have a nice stepped header design. The sound is where this exhaust differs from others. It gives a nice smooth bass note. It's not overbearing and it doesn't drone at cruising speed. It doesn't have that thumper sound like the Tyga. It is also much quieter than it looks. I'll post some videos soon of it.


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Very cool looking exhaust! Post some sound clips.

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Any idea if it will fit with a Tyga belly pan?
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For some reason I just knew you would get one of these....:fox:
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the exhaust is very sexy in person. makes me want to eat ramen for a month to get it.... but im giving the tyga a good home for the time being.

welds are fantastic. fitment is spot on. and exhaust note is incredible. it sounds retarded good.

alan, get out that fancy camera you have and take a few GOOD pics of the bends and welds. and post those flyby vids
Any idea if it will fit with a Tyga belly pan?
we test fitted his (cough::: needs to put it on) and it looks very promising. we just kinda held it there and the pipe all seems to clear the pan... but as the the mounts... not sure if it clears or not. he needs to get on that. carbon fiber sitting on the shelf looks shitty. lol
we test fitted his (cough::: needs to put it on) and it looks very promising. we just kinda held it there and the pipe all seems to clear the pan... but as the the mounts... not sure if it clears or not. he needs to get on that. carbon fiber sitting on the shelf looks shitty. lol
Well I have a Tyga belly pan coming, should be here this week I think. I would LOVE an exhaust that mounts under it. MNNTHBX looks great and I am sure it will fit but I am also sure it will be too loud for my tastes. This one looks promising.
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Well I have a Tyga belly pan coming, should be here this week I think. I would LOVE an exhaust that mounts under it. MNNTHBX looks great and I am sure it will fit but I am also sure it will be too loud for my tastes. This one looks promising.
If you are looking for a great sound and super high quality then this is it (or the moriwaki). As for mounting the pan, it would be worth it to have an exhaust that is perfect and have a pan that's trimmed to fit. Don't settle with an exhaust. It's a real big part of how happy you are while riding it (which is the only thing you do on one of these anyway). Lol


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I agree. I am more than willing to "clearance" the pan for the correct exhaust. I'd prefer no to be the first though since someone else already HAS the pipe mounted and the same belly pan sitting on a shelf.


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Looks sweet, in for some video to hear the difference.
I will see if I can get the Tyga under cowl mounted this week. Eurobeaner knows I got boxes full of stuff still to install. Videos will be uploaded soon.
I will see if I can get the Tyga under cowl mounted this week. Eurobeaner knows I got boxes full of stuff still to install. Videos will be uploaded soon.
Thank you.
Is the whole system ti or just the muffler? Would love to see some pics after it rainbows up.
Looks great! Can't wait to hear it in a video.

One question: Does the exhaust point straight back at the tire? It might not matter with this design (bends and volume) but if the engine shits the bed at speed and starts blowing oil onto the rear tire, it would get exciting very quickly.
Can you get the oil drain plug out without removing the exhaust? This is looking like the ultimate setup when combined with a belly pan for looks.
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I'm also very curious on a sound clip... I know this is asking for a lot, but if you have a buddy with a stock exhuast grom, try and get them side by side when you demo that sound so we have a good reference to compare with :haha:
they make a non-titannium one ?
this is a ton of $$ on a $3k bike lol Especially when you gain 1hp and sound.
YAMAMOTO : SUS Down Titanium Full exhaust muffler [10127-71DTJ]
After looking at pics here -> YAMAMOTO : SUS Down Titanium Full exhaust muffler [10127-71DTJ],

looks like the tip is angled to the right, so as to not blow directly on tire. I, too, am very interested to see how this exhaust sounds. I live in the 'burbs and would rather not piss off my neighbors coming in going in the early mornings of the weekend. The moriwaki sounds very promising but you can't beat the look of the under-chassis design on this setup.
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