| 6.1.2013 | Daytona Test | 93 | #0-001 | Marsal / Schaldach / Dalla Lana / Martin | Turner Motorsport | 32nd |
| 6.1.2013 | Daytona Test | 94 | #0-002 | Auberlen / Said / Dalla Lana / Johnson | Turner Motorsport | 36th |
| 27.1.2013 | 24 h Daytona | 93 | #0-001 | Auberlen / Marsal / Martin / Priaulx / Schaldach | Turner Motorsport | DNS |
| 27.1.2013 | 24 h Daytona | 94 | #0-002 | Auberlen / Johnson / Dalla Lana / Said / Martin | Turner Motorsport | 28th |
| 2.3.2013 | 2 h 45 min Austin | 93 | #0-001 | Marsal / Schaldach | Turner Motorsport | 20th |
| 2.3.2013 | 2 h 45 min Austin | 94 | #0-002 | Auberlen / Dalla Lana | Turner Motorsport | 13th |
| 6.4.2013 | 2 h Barber | 93 | #0-001 | Marsal / Schaldach | Turner Motorsport | 28th |
| 6.4.2013 | 2 h Barber | 94 | #0-002 | Auberlen / Dalla Lana | Turner Motorsport | 18th |
| 13.4.2013 | Britcar GT Donington | 69 | | Webb / Webb | Team Webb | DNF |
| 13.4.2013 | Britcar GT Donington | 79 | | Radcliffe / Hayes | Intersport | DNS |
| 20.4.2013 | 2 h 45 min Road Atlanta | 93 | #0-001 | Marsal / Schaldach | Turner Motorsport | 28th |
| 20.4.2013 | 2 h 45 min Road Atlanta | 94 | #0-002 | Johnson / Dalla Lana | Turner Motorsport | 18th |
| 11.5.2013 | Britcar GT Silverstone | 69 | | Webb / Webb | GTS Motorsport | 2nd |
| 20.5.2013 | 24 h Nürburgring | 57 | | Möntmann / Christodoulou / Moetefindt / Nana | Bonk Motorsport | 34th |
| 20.5.2013 | 24 h Nürburgring | 58 | | Silvester / Akata / Mies / Übler | Bonk Motorsport | 28th |
| 20.5.2013 | 24 h Nürburgring | 82 | | Manheller / Krumscheid / Quinlan / Holz | | 128th |
| 20.5.2013 | 24 h Nürburgring | 84 | | Obermeier / Lake / Wimbauer / Ladner | | 63rd |
| 20.5.2013 | 24 h Nürburgring | 85 | | Kroll / Kroll / Eggimann / Widmer | Hofor-Racing | 81st |
| 20.5.2013 | 24 h Nürburgring | 86 | | Kroll / Kroll / Kroll / Feller | Hofor-Racing | 88th |
| 20.5.2013 | 24 h Nürburgring | 87 | | Hess / Thiel / Krey / Nacken | MSC-Rhön e.V. i. ADAC | 69th |
| 20.5.2013 | 24 h Nürburgring | 90 | | Gartner / O'Donnell / Booker / Alford | | DNF |
| 20.5.2013 | 24 h Nürburgring | 92 | | Rettich / Purtscher / Lang / Wolff | SPMSC-Rhön e.V. i. ADAC | 75th |
| 20.5.2013 | 24 h Nürburgring | 94 | | Masera / Rocco / Romanini / Rossi | | DNF |
| 20.5.2013 | 24 h Nürburgring | 95 | | Smith / Sharpe / White | | DNF |
| 20.5.2013 | 24 h Nürburgring | 172 | | Sidorenko / Lukovnikov / Jaussi / Kleeschulte | | 87th |
| 20.5.2013 | 24 h Nürburgring | 173 | | Riemer / Welschar / Wiskirchen / Ackermann | | 47th |
| 20.5.2013 | 24 h Nürburgring | 174 | | Devesa / Mizutani / Mitsuyama / Naoki | | 106th |
| 20.5.2013 | 24 h Nürburgring | 190 | | Borum / O'Reilly / Moore / Eden | | 127th |
| 20.5.2013 | 24 h Nürburgring | 224 | | Drauch / Büllesbach / Kramer | Adrenalin Motorsport | 56th |
| 26.5.2013 | British GT Silverstone | 401 | | van der Ende / van Oranje | Ekris | 24th |
| 26.5.2013 | British GT Silverstone | 411 | | Verheul / van Oranje | Ekris | DNF |
| 1.6.2013 | Britcar GT Rockingham | 69 | | Webb / Webb | GTS Motorsport | 3rd |
| 1.6.2013 | 2 h Detroit | 93 | #0-001 | Johnson / Marsal / Schaldach | Turner Motorsport | 17th |
| 1.6.2013 | 2 h Detroit | 94 | #0-002 | Auberlen / Johnson / Dalla Lana | Turner Motorsport | 24th |
| 9.6.2013 | Dutch GT Assen | 8 | | van der Ende / van Oranje | Racing Team Holland by Ekris Motorsport | 2nd/1st/3rd |
| 9.6.2013 | Dutch GT Assen | 18 | | Verheul / van Oranje | Racing Team Holland by Ekris Motorsport | 5th/DNF/4th |
| 15.6.2013 | 2 h 45 min Mid-Ohio | 93 | #0-001 | Johnson / Marsal | Turner Motorsport | 15th |
| 15.6.2013 | 2 h 45 min Mid-Ohio | 94 | #0-002 | Auberlen / Dalla Lana | Turner Motorsport | 11th |
| 23.6.2013 | GTSprint Zolder | 205 | | Van Bellingen / Sluys | JR Motorsport | 12th/20th |
| 30.6.2013 | 6 h Watkins Glen | 93 | #0-001 | Lamy / Marsal / Schaldach | Turner Motorsport | 26th |
| 30.6.2013 | 6 h Watkins Glen | 94 | #0-002 | Auberlen / Johnson / Dalla Lana | Turner Motorsport | 17th |
| 26.7.2013 | 3 h Indianapolis | 93 | #0-001 | Grant / Grant | Turner Motorsport | 32nd |
| 26.7.2013 | 3 h Indianapolis | 94 | #0-002 | Johnson / Dalla Lana | Turner Motorsport | 31st |
| 27.7.2013 | Dutch GT Spa | 8 | | van der Ende / van Oranje | Ekris Motorsport | 15th/11th/9th |
| 27.7.2013 | Dutch GT Spa | 12A | | Christophe Pampel | EuroRacing | 24th/30th/22nd |
| 27.7.2013 | Dutch GT Spa | 18 | | Verheul / van Oranje | Ekris Motorsport | DNF/DNS/2nd |
| 27.7.2013 | Dutch GT Spa | 56 | | André Grammatico | Espace Bienvenue | 3rd/DNS/13th |
| 28.7.2013 | Britcar GT Brands Hatch | 69 | | Webb / Webb | GTS Motorsport | 8th |
| 10.8.2013 | 2 h 45 min Road America | 93 | #0-001 | Marsal / Martin | Turner Motorsport | 12th |
| 10.8.2013 | 2 h 45 min Road America | 94 | #0-002 | Auberlen / Dalla Lana | Turner Motorsport | 10th |
| 17.8.2013 | Swedish GT Anderstorp | 8 | | van der Ende / Knap | Ekris Motorsport | 6th/4th |
| 17.8.2013 | 2 h 45 min Kansas | 93 | #0-001 | Marsal / Johnson | Turner Motorsport | 19th |
| 17.8.2013 | 2 h 45 min Kansas | 94 | #0-002 | Auberlen / Dalla Lana | Turner Motorsport | 17th |