Donnelly's victory sees him increase his lead in the Irish Tarmac Championship to 12 points over Tim McNulty.
Meath man McNulty actually led at the start of today's stages following the removal of a one-minute penalty. He retained the lead until Stage 13.
Eamonn Boland, the defending Tarmac champion, came home in third place - one minute 53.7 seconds further behind.
Gareth MacHale (Ford Focus WRC) was fourth followed by his brother, Aaron, also in a Ford Focus WRC.
Meanwhile Irish driver Keith Cronin (Mitsubishi) made a tremendous recovery to finish some 11 seconds behind Mark Higgins (Subaru), who took top points in the British Rally Championship.
However, Cronin retains his lead - two points ahead of Higgins.
Another Irish driver, Alastair Fisher (Mitsubishi) was 10th in general classification.
1. Eugene Donnelly/Paddy Toner (Skoda Fabia WRC) 2h. 03m. 08.7s.
2. Tim McNulty/David Moynihan (Subaru WRC) 2h. 03m. 31.9s.
3. Eamonn Boland/Micky Joe Morrissey (Subaru WRC) 2h. 05m. 25.6s.
4. Gareth MacHale/Brian Murphy (Ford Focus WRC) 2h. 05m. 29.2s.
5. Aaron MacHale/Barry Goodman (Ford Focus WRC) 2h. 10m. 35.3s.
6. Mark Higgins/Bryan Thomas (Subaru N11) 2h. 10m. 59.6s.
7. Keith Cronin/Greg Shinnors (Mitsubishi Evo) 2m. 11m. 11.0s.
8. Adam Gould/Sebastian Marshall (Subaru N14) 2h. 13m. 51.3s.
9. Euan Thorburn/Claire Mole (Subaru N12) 2h. 14m. 11.8s.
10. Alastair Fisher/Barry McNulty (Mitsubishi Evo 9) 2h. 14m. 21.6s.
Meath man McNulty actually led at the start of today's stages following the removal of a one-minute penalty. He retained the lead until Stage 13.
Eamonn Boland, the defending Tarmac champion, came home in third place - one minute 53.7 seconds further behind.
Gareth MacHale (Ford Focus WRC) was fourth followed by his brother, Aaron, also in a Ford Focus WRC.
Meanwhile Irish driver Keith Cronin (Mitsubishi) made a tremendous recovery to finish some 11 seconds behind Mark Higgins (Subaru), who took top points in the British Rally Championship.
However, Cronin retains his lead - two points ahead of Higgins.
Another Irish driver, Alastair Fisher (Mitsubishi) was 10th in general classification.
1. Eugene Donnelly/Paddy Toner (Skoda Fabia WRC) 2h. 03m. 08.7s.
2. Tim McNulty/David Moynihan (Subaru WRC) 2h. 03m. 31.9s.
3. Eamonn Boland/Micky Joe Morrissey (Subaru WRC) 2h. 05m. 25.6s.
4. Gareth MacHale/Brian Murphy (Ford Focus WRC) 2h. 05m. 29.2s.
5. Aaron MacHale/Barry Goodman (Ford Focus WRC) 2h. 10m. 35.3s.
6. Mark Higgins/Bryan Thomas (Subaru N11) 2h. 10m. 59.6s.
7. Keith Cronin/Greg Shinnors (Mitsubishi Evo) 2m. 11m. 11.0s.
8. Adam Gould/Sebastian Marshall (Subaru N14) 2h. 13m. 51.3s.
9. Euan Thorburn/Claire Mole (Subaru N12) 2h. 14m. 11.8s.
10. Alastair Fisher/Barry McNulty (Mitsubishi Evo 9) 2h. 14m. 21.6s.