Tuning 1.9 jtd tuning help

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Tuning 1.9 jtd tuning help

Sajka

New member
Joined
Nov 6, 2025
Messages
9
Points
3
Location
Skopje
so i have a 80 hp fiat stilo 1.9 jtd 2003
8 years ago my father had it and he added a tunebox that made the car faster like a lot. i believe it it around 110 hp max maybe 120 on a good day dont take me seriously but i believe it was it was faster cuz it had allot more torque... after 7 full years the guy that he sold it to called my father and said he was selling it cuzz he was gonna go in another country. in those times i was looking for a car and it was great! now i have it 1 year and i love it!! so i wanted to ask here if there is anyone that tuned this car and engine and if yall could tell me what i can do to it to make it better. my goal is 190 200 horsies and a trque limited to 380 or 400. for now my plan is:
gt1749v(ill fix the vanes so i dont need to remap it only for that)
injectors and common rail from 120hp multijet stilo
trans and new clutch set(also from the mjet stilo)
decat downpipe
exhaust cutout valve instead of the mid mufflers
a bmc cda
intercooler from a 2.4 jtd(or maybe stick to the mjet stilo)
a compressor billet wheel and a 360 bearing turbo rebuild kit
fuel rail shim 1 or 1.5mm
a spray kit for the intercooler and radiator
oil cooler 13 row
i also was thinking ab removing the turbo resonator but i believe there is none and there is no swirl flaps on it...
and a custom remap
if you see something wrong feel free to tell me or if u have any other reccomendations tell me because i will do it
thank you!!!
 
Model
1.9 jtd 80 hp
Year
2003
Mileage
302000
I admire your dedication... but you're starting with an 80bhp Stilo, when there are very cheap 120bhp Stilo's out there... You'll need a 40bhp improvement just to match the factory.

I suppose it depends what your objectives are. If it's to experiment, learn about the car and the mods.. and enjoy it as a hobby, then any of the mods you have listed would be interesting.

If you just want to go faster, then remember that the Stilo has a rigid chassis but quite basic brakes and simple suspension. It might be fast, but it won't "go" fast. Bravo had a 170bhp diesel option and you might have some of those for sale where you are.


Ralf S.
 
I admire your dedication... but you're starting with an 80bhp Stilo, when there are very cheap 120bhp Stilo's out there... You'll need a 40bhp improvement just to match the factory.

I suppose it depends what your objectives are. If it's to experiment, learn about the car and the mods.. and enjoy it as a hobby, then any of the mods you have listed would be interesting.

If you just want to go faster, then remember that the Stilo has a rigid chassis but quite basic brakes and simple suspension. It might be fast, but it won't "go" fast. Bravo had a 170bhp diesel option and you might have some of those for sale where you are.


Ralf S.
yea bro i had the opportunity to buy a 170 bravo and even a 150 stilo but i wanna stick with this one for a longer period of time even 170 180 hp would be great im gonna do all of this by myself so ill try to learn all of this i am still new in cars. and even if the engine breaks down i have a donor alfa 156 with a 2.4jtd and one day im putting that one in my stilo when the money looks at my direction until then im fine with this.
 
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