From 75 hp to about 104 hp: the Vauxhall Astra 1.7 DTI 16v 75hp ((G) – 1998 – 2004) becomes noticeably stronger and more responsive with Stage 1 software. Torque climbs from 165 Nm to about 214 Nm.
This is a diesel engine with a displacement of 1,686 cc and engine code Y17DTH. The engine is controlled by the Delphi DTI17.
Frequently asked questions
How much power and torque does a Vauxhall Astra 1.7 DTI 16v 75hp gain with Stage 1?
About 29 hp and 49 Nm: from 75 hp / 165 Nm to roughly 104 hp / 214 Nm. The exact gain depends on engine condition and fuel quality.
Which ECU does a Vauxhall Astra 1.7 DTI 16v 75hp use?
Delphi DTI17.
Figures are indicative and vehicle specific. Check the regulations that apply in your country before modifying engine software.
Other versions of Vauxhall Astra
- Vauxhall Astra 1.2i 16v 65hp
- Vauxhall Astra 1.6i 16v 100hp
- Vauxhall Astra 1.7 CDTi 80hp
- Vauxhall Astra 1.8i 16v 115hp
- Vauxhall Astra 1.8i 16v 125hp
- Vauxhall Astra 2.0 DI 82hp
- Vauxhall Astra 2.0 DTI 100hp
- Vauxhall Astra 2.0T OPC 200hp
- Vauxhall Astra 2.0i 16v 136hp
- Vauxhall Astra 2.0i 16v OPC 160hp
- Vauxhall Astra 2.2 DTI 125hp
- Vauxhall Astra 2.2i 16v 147hp
- Vauxhall Astra 1.3 CDTi 90hp
- Vauxhall Astra 1.4i 90hp
- Vauxhall Astra 1.6 Turbo 180hp
- Vauxhall Astra 1.6i 16v 105hp
- Vauxhall Astra 1.6i 16v 115hp
- Vauxhall Astra 1.7 CDTi 100hp
- Vauxhall Astra 1.7 CDTi 110hp
- Vauxhall Astra 1.7 CDTi 125hp
- Vauxhall Astra 1.7 CDTi 80hp
- Vauxhall Astra 1.8i 16v 140hp
- Vauxhall Astra 1.9 CDTi 100hp
- Vauxhall Astra 1.9 CDTi 120hp
- Vauxhall Astra 1.9 CDTi 150hp
- Vauxhall Astra 2.0 Turbo 170hp
- Vauxhall Astra 2.0 Turbo 200hp
- Vauxhall Astra 2.0 Turbo OPC 240hp
- Vauxhall Astra 1.4 Turbo 120hp
- Vauxhall Astra 1.4 Turbo 140hp
- Vauxhall Astra 1.6 Turbo 200hp
- Vauxhall Astra 1.0 Turbo 105hp
- Vauxhall Astra 1.4 Turbo 125hp
- Vauxhall Astra 1.4 Turbo 150hp
- Vauxhall Astra 1.6 CDTi 110hp
- Vauxhall Astra 1.6 CDTi 136hp
- Vauxhall Astra 1.6 CDTi 95hp
- Vauxhall Astra 1.6 CDTi Bi-Turbo 160hp
- Vauxhall Astra 1.6 Turbo 200hp
- Vauxhall Astra 1.2T 110hp
