Professional ECU Remapping and Vehicle Tuning in Belfast
Gilnahirk Tuning, located in Dundonald, Northern Ireland, offers premier vehicle performance enhancement services. Specialising in professional ECU remapping and custom tuning, our experienced mechanics provide unparalleled expertise for clients across Belfast, Bangor, Holywood, Newtownards, and Comber. We are dedicated to unlocking the true potential of your vehicle through meticulous and advanced technical adjustments.
Comprehensive Automotive Services
Our workshop is equipped with state-of-the-art diagnostic tools to address complex automotive issues. Whether you require a Stage 1 remap for improved power and efficiency, or more specialised solutions like DPF, EGR, and AdBlue deletes, each mechanic on our team is committed to delivering exceptional results. We pride ourselves on a formal and precise approach to every project, ensuring optimal performance and reliability for your vehicle.
Our Specialised Services Include:
- ECU Remapping: Customised Stage 1 remapping to enhance engine output and fuel economy.
- Custom Tuning: Tailored solutions designed to meet specific performance requirements and driving styles.
- Advanced Deletes: Professional DPF, EGR, and AdBlue system removal to prevent common failures and improve engine longevity.
- Fault Code Removal: Expert diagnostic services to identify and permanently clear persistent engine fault codes.
- All Mechanical Requirements can be carried out in addition to all electronic solutions.
Why Choose Gilnahirk Tuning?
At Gilnahirk Tuning, we combine technical mastery with a commitment to customer satisfaction. Our professional mechanic team leverages extensive experience in engine performance and tuning to deliver superior automotive solutions. For expert ECU remapping and diagnostics in the Belfast area, contact Gilnahirk Tuning. We provide the expertise necessary to elevate your driving experience.
Cutting-Edge Remapping
We specialize in creating precision remaps for diesel and petrol vehicles, delivering real-world gains while maintaining drivability. From DPF and EGR deletes to AdBlue removal, our tested solutions optimize your car’s performance with technical expertise.

15+
Years of Mehanical Experience
1.5k
Satisfied Performance Clients
800+
Custom Maps Developed

Stage 1 & Stage 2 Maps
Tailored ECU remaps designed to enhance power and torque without compromising reliability.
Custom Tuning Solutions
Bespoke tuning options including DPF, EGR, and AdBlue deletes engineered for optimal performance.


Advanced Diagnostics
Fault code identification and removal which ensures your vehicle runs smoothly and efficiently.
Tested Performance Gains
Every remap is developed and tested rigorously to balance maximum output and drivability.

Get in touch
Telephone: 07495121247
E-mail: luke@gilnahirktuning.co.uk
Address: Unit 3-4, 766 Upper Newownards Road, BT16 1TQ
