QT Builds

Impact of the Anti-Roll Bar on Car Handling in Track Driving | BMW 1M

BMW 1M - How to adjust a coilover shock absorber?

S58 Single Turbo Build 1000HP

1000HP / 1127Nm  (973HP from the hubs) Tuned by QT & Engine built by Finger Motors Oy. Engine: -CP Forged Piston Set, BMW S58 Pro-Xtreme × 184 mm / 9.3:1 -...

Nissan R35 GT-R Forged Engine - Stage 1

Engine Tear-Down and Reasons for the Rebuild The engine had been previously built elsewhere and had accumulated around 60,000 kilometers. At the turn of the year 2024–2025, we decided to...

Reflex PNP Harness B58 / S58 - Is the cheapest the best?

When choosing a Reflex wiring harness, it's important to be careful. We have tested all available PnP wiring harnesses on the market, and it has become clear that not all...

Nissan GT-R VR38DETT Forged Engine by QT

While today's turbo engines almost invariably produce brutal torque, tuning the components can quickly become time-consuming. In the case of VR38DETT, really fast. The specimen in question has already been...

Haldex tuning - More sensible traction ratio, better drivability & more grip

5th generation Haldex AWD software update finally available! More grip, better feel & drivability. In standard condition, the 5th generation Haldex unit distributes only 30% of the power to the...

BMW G81 M3 Competition - Better sound while maintaining factory warranty?

As the improvement of the sound world of modern cars is challenging in terms of legislation, when you add the preservation of the factory warranty to the equation, there are...

Audi R8 V10 - What to do when the performance is not enough? | ESS Tuning

Free-breathing, almost 8500rpm rotating V10 engine combined with a timeless and stylish body. Even though there is a commendable amount of drive even in original condition, the temptation to push...

Nissan R35 GT-R - The right sound world - ARMYTRIX

One of the most iconic creations in the automotive world, the Nissan R35 GT-R is often known for its characteristic sound. As you might expect, the original piping does not...