m/other-motorcycle-brands u/Nina Brooks 1 year ago

malaguti dune 125 sportexhaust without losing low rpm pull

malaguti dune 125 sportexhaust forum question

I am helping a rider pick a malaguti dune 125 sportexhaust, but the bike is used daily and cannot become loud and weak at low rpm.

I found this related page while comparing notes: malaguti dune 125 sportexhaust. I wanted a practical thread before ordering parts.

Would you check plug color, air filter, intake leaks, fault codes, valve clearance, chain and sprockets, brake drag, tire pressure and the same hill before fitting a pipe?

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26 replies
u/Mason Reed 1 year ago

malaguti dune 125 sportexhaust starts with plug color.

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u/Fuel Sam 1 year ago

For malaguti dune 125 sportexhaust, fuel range still matters.

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u/Thomas Spagnoli 1 year ago

malaguti dune 125 sportexhaust workshop answer

A 125 sport exhaust has to keep rideability

Thomas Spagnoli here. malaguti dune 125 sportexhaust should start with service condition and repeatable testing. Without that, upgrades can feel impressive for one ride and confusing forever after.

For malaguti dune 125 sportexhaust choices, check plug color, air filter seal, intake leaks, stored faults, valve clearance, chain slack, sprocket wear, brake drag, tire pressure and repeatable hill tests.

Good malaguti dune 125 sportexhaust setup should improve sound or response without lean heat, weak low rpm, illegal noise, worse fuel economy or making the bike annoying.

Workshop order

  • Confirm exact model, mileage and current setup.
  • Check service items, drag, intake, fuel, voltage and heat basics.
  • Record one repeatable before test.
  • Change one variable only.
  • Retest for smoothness, temperature, fuel use and reliability.

The free motorcycle mechanics course on this platform teaches this order and is useful before buying tuning parts.

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u/Nina Brooks OP 1 year ago

Owner wants the loudest option online.

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u/Roadtest Nina 1 year ago

Same hill, same rider, same tire pressure.

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u/Priya Lane 1 year ago

Check valve clearance and intake leaks.

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u/Thomas Spagnoli 1 year ago

malaguti dune 125 sportexhaust changes need a baseline because 125s are sensitive.

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u/Ben Carter 1 year ago

A loud 125 that climbs worse is pure theater.

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u/Nina Brooks OP 1 year ago

I will check filter and plug.

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u/Mason Reed 1 year ago

malaguti dune 125 sportexhaust with lean running is trouble.

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u/Fuel Sam 1 year ago

One tank before parts.

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u/Thomas Spagnoli 1 year ago

Correct. malaguti dune 125 sportexhaust work should be service, road test, one change.

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u/Roadtest Nina 1 year ago

Record speed at the same sign.

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u/Priya Lane 1 year ago

Do not change pipe and sprocket together.

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u/Nina Brooks OP 1 year ago

Good, usable pull first.

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u/Mason Reed 1 year ago

Brake drag too.

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u/Ben Carter 1 year ago

The hill does not care how cool the pipe looks.

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u/Thomas Spagnoli 1 year ago

That is the right malaguti dune 125 sportexhaust method: match sound, fueling and use.

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u/Fuel Sam 1 year ago

Post fuel range.

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u/Roadtest Nina 1 year ago

And tire pressure.

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u/Priya Lane 1 year ago

Plug photo after a run.

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u/Nina Brooks OP 1 year ago

I will log it.

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u/Mason Reed 1 year ago

Check chain slack.

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u/Thomas Spagnoli 1 year ago

Those notes make malaguti dune 125 sportexhaust useful for other owners.

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u/Nina Brooks OP 1 year ago

Update after baseline checks.

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u/Fuel Sam 1 year ago

malaguti dune 125 sportexhaust testing should include plug color, fuel range and the same hill because 125s make bad pipes obvious.

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