Chiptuning / Softwareoptimierung: Hummer H3 5.3 V8 300 PS (2006 - 2010) processing via:On-site appointment at one location 0 TDI Bi-Turbo 240 HP

0 TDI Bi-Turbo 240 HP (B8 - 2014 - 2019) with a precise chip tuning solution from Stefanel Performance

Original STAGE 1 Power 156 HP 180 HP +24 HP Torque 1 Nm 1 Nm +0 Nm Please note: The stated performance values are average figures and may vary depending on the vehicle

5 Ti-VCT 112 HP (2014 - 2018) with a precise chip tuning solution from Stefanel Performance

5 DCi 86 PS (2006 - 2009) mit einer präzisen Chiptuning-Lösung von Stefanel Performance

Original STAGE 1 Performance 173 hp 220 hp +47 hp torque 220 Nm 300 Nm +80 Nm Please note: The performance values ​​indicated are average values ​​and may vary depending on the vehicle

Chiptuning / Softwareoptimierung: Hummer H3 5.3 V8 300 PS (2006 - 2010) processing via:On-site appointment at one location 0 TDI Bi-Turbo 240 HPBoost the power of your Hummer H3 5. 3 V8 300 hp (2006 2010) with a precise chip tuning solution from Stefanel Performance. Our EVC certified developers ensure that your vehicle's essential engine protection functions remain active, while you can rely on noticeably improved performance. Original STAGE 1 Power 300 HP 320 HP +20 HP Torque 430 Nm 450 Nm +20 Nm Please note: The stated performance values are average figures and may vary depending on the