JS Performance

JS Performance All things Performance mechanical and Motorsport. Located East Melbourne, Australia.
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Put the R32 Gtr we just finished back on the dyno and managed to make 458rwkw with ease, not even leaning on it. Pretty ...
20/04/2026

Put the R32 Gtr we just finished back on the dyno and managed to make 458rwkw with ease, not even leaning on it. Pretty solid results from a stock bottom end, g30 770 Turbo, drop in , e85 fuel of course. Tuned by on a ecu!

Beautiful R32 Gtr we just completed a full package on. Came to us completely stock setup and left with a responsive 430k...
03/04/2026

Beautiful R32 Gtr we just completed a full package on. Came to us completely stock setup and left with a responsive 430kw! Everything done in house, more to come on this thing soon, including getting it completely engineered and road legal. Shoot us a DM to make your GTR actually feel like a GTR.

20/01/2026

Listen to those idle tho
🚗-

Another engine out the door. This one’s a fruity 1jzgte. Featuring a bunch of  and  goodies , capable of 800+hp! We buil...
19/01/2026

Another engine out the door. This one’s a fruity 1jzgte. Featuring a bunch of and goodies , capable of 800+hp! We build all sorts of engines, if you have something in mind shoot us a DM!

Nice VL we finished up right before Christmas. Customer had taken it to a shop that over promised and under delivered. W...
15/01/2026

Nice VL we finished up right before Christmas. Customer had taken it to a shop that over promised and under delivered. We specialise in the RB platform so it was nothing new for us, getting her put together in a couple weeks for the owner to have for the new year.

Just finished up this killer single turbo conversion on this beautiful r32 GTR. DM us to get the same done to yours!  Sh...
26/11/2025

Just finished up this killer single turbo conversion on this beautiful r32 GTR. DM us to get the same done to yours! Should see a super responsive 450awkw! We completed the following:
- Install 6 boost manifold with titanium stud kit
- Mount wastegate and fab custom screamer pipe
- Fab up Custom downpipe with carbon heat wrap
- Install pulsar g30-770 dual vband
- Make custom turbo lines 200 series braid with flexible steel oil drain, custom 200 series wastegate line
- Fabricate custom alloy intercooler piping and delete BOVs
- Frenchys power steering relocation kit
- Install Funk Motorsport turbo beanie
- Custom 4inch intake with k&n pod filter
- Weld up old twins water port on coolant neck

Untouched 180sx came in for a bit of love. Car was completely stock, customer had collected most of the parts and we put...
14/11/2025

Untouched 180sx came in for a bit of love. Car was completely stock, customer had collected most of the parts and we put it all together for him. We did an oem + rebuild on the engine, Garrett 2860, Haltech ecu, custom no holes intercooler piping, fuel system, r35 coils , all the right mods for a super reliable 230rwkw. This car is actually an absolute blast to drive!

Just finished up a 1200+hp engine build for this epic Top Secret R35 Gtr. We also fitted some  g30-660 turbos with custo...
06/11/2025

Just finished up a 1200+hp engine build for this epic Top Secret R35 Gtr. We also fitted some g30-660 turbos with custom turbo lines. Car made 530awkw on 98 with 18psi boost down at . Once we build the auto we should be able to crack the 1000awhp on e85, stay tuned. Build included:
- Brand new Block from Nissan
- Brand new Crank from Nissan
- Nitto I beam rods
- Nitto pistons
- ARP main studs
- ACL race bearings
- ARP 625+ head studs
- Brand new sump from Nissan
- Kelford valve springs
- Kelford camshafts
- ATI Balancer
- and more

05/11/2025

Can’t get enough of this VL we built earlier this year, listen to that idle 😍👌

Pablo’s r33 Gtr came in for some upgrades, we always do a compression test before we start any major works, we discovere...
29/10/2025

Pablo’s r33 Gtr came in for some upgrades, we always do a compression test before we start any major works, we discovered 40psi in cylinder one. Upon tear down discovered the classic smashed ring land on cylinder 1 piston. So we build him a fresh setup with some Forged Ross pistons, oem rods with arp bolts, valve springs ect ect.
Set up flex fuel and made 350awkw, standard airbox and dump pipes restricting us a bit so may be back for future upgrades but for now the customer can now confidently beat on this thing and know it will hold up

Address

U2 95 Dorset Road Ferntree Gully
Melbourne, VIC
3156

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