| 15.3.2003 | 12 h Sebring | 41 | Tuscan T400R | Barff / Hay / Stanton | DeWalt Racesport Salisbury | 20th |
| 6.4.2003 | British GT Donington | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR/Racesport | 5th |
| 6.4.2003 | British GT Donington | 27 | Tuscan T400R | Evans / Hyde | Countdown Developments Ltd. | 4th |
| 6.4.2003 | British GT Donington | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport | 3rd |
| 20.4.2003 | British GT Snetterton | 23 | Tuscan T400R | Mundy / Hartshorne / Stanton | Peninsula TVR Team Racesport | 11th |
| 20.4.2003 | British GT Snetterton | 24 | Tuscan T400R | Stanton / Barff | DeWalt Racesports | DNA |
| 20.4.2003 | British GT Snetterton | 25 | Tuscan T400R | Hay / Jordan / Caine | DeWalt Racesports | DNA |
| 20.4.2003 | British GT Snetterton | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | DNA |
| 20.4.2003 | British GT Snetterton | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 3rd |
| 4.5.2003 | Le Mans Test | 91 | Tuscan T400R | Stanton / Barff / Hay | Dewalt-Racesports Salisbury | 55th |
| 4.5.2003 | Le Mans Test | 92 | Tuscan T400R | Sugden / Caine / Jordan | Dewalt-Racesports Salisbury | 56th |
| 11.5.2003 | British GT Knockhill | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 5th |
| 11.5.2003 | British GT Knockhill | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | 4th |
| 11.5.2003 | British GT Knockhill | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 3rd |
| 25.5.2003 | British GT Silverstone | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 2nd |
| 25.5.2003 | British GT Silverstone | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | 3rd |
| 25.5.2003 | British GT Silverstone | 69 | Tuscan T400R | Johnson / Lynch / McLoughlin | Eclipse Motorsport/Harman Kardon | 1st |
| 25.5.2003 | British GT Silverstone | 98 | Tuscan T400R | Stanton / Caine | DeWalt Racesport Salisbury | DNA |
| 15.6.2003 | 24 h Le Mans | 91 | Tuscan T400R | Stanton / Barff / Hay | Dewalt-Racesports Salesbury | DNF |
| 15.6.2003 | 24 h Le Mans | 92 | Tuscan T400R | Caine / Jordan / Sugden | Dewalt-Racesports Salesbury | DNF |
| 22.6.2003 | British GT Castle Combe | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | DNF |
| 22.6.2003 | British GT Castle Combe | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | DNF |
| 22.6.2003 | British GT Castle Combe | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 10th |
| 22.6.2003 | British GT Castle Combe | 91 | Tuscan T400R | Stanton / Barff | DeWalt Racesport Salisbury | 2nd |
| 22.6.2003 | British GT Castle Combe | 92 | Tuscan T400R | Caine / Hay | DeWalt Racesport Salisbury | 1st |
| 13.7.2003 | British GT Oulton Park | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 13th |
| 13.7.2003 | British GT Oulton Park | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | DNF |
| 13.7.2003 | British GT Oulton Park | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 1st |
| 3.8.2003 | British GT Rockingham | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 4th |
| 3.8.2003 | British GT Rockingham | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | 5th |
| 3.8.2003 | British GT Rockingham | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 2nd |
| 17.8.2003 | British GT Thruxton | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 5th |
| 17.8.2003 | British GT Thruxton | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | DNF |
| 17.8.2003 | British GT Thruxton | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | 4th |
| 17.8.2003 | British GT Thruxton | 91 | Tuscan T400R | Stanton / Jordan | DeWalt Motorsport Salisbury | 3rd |
| 24.8.2003 | 24 h Zolder | 27 | Tuscan T400R | Stanton / Hay / Jordan | Dewalt Racesports Salisbury | DNA |
| 31.8.2003 | 1000 km Spa | 123 | Tuscan T400R | Eagling / Hartshorne / Mundy | John Hartshorne | 11th |
| 31.8.2003 | 1000 km Spa | 127 | Tuscan T400R | Hyde / Evans / Hansen | Steve Hyde | NC |
| 31.8.2003 | 1000 km Spa | 169 | Tuscan T400R | Johnson / Pullan / Lynch | Piers Johnson | 12th |
| 31.8.2003 | 1000 km Spa | 191 | Tuscan T400R | Caroline / Jordan / Stanton | Dewalt Motorsport Salisbury | DNF |
| 31.8.2003 | 1000 km Spa | 192 | Tuscan T400R | Barff / Hay / Caine | Dewalt Motorsport Salisbury | 9th |
| 28.9.2003 | SM GTR Mantorp Park | 22 | Tuscan | Kenneth Ohlsson | Kenneth Ohlsson | NC/7th |
| 28.9.2003 | British GT Brands Hatch | 23 | Tuscan T400R | Mundy / Hartshorne | Peninsula TVR Team Racesport | 6th |
| 28.9.2003 | British GT Brands Hatch | 27 | Tuscan T400R | Evans / Hyde | CDL Racing | 5th |
| 28.9.2003 | British GT Brands Hatch | 69 | Tuscan T400R | Johnson / Lynch | Eclipse Motorsport/harman kardon | DNF |
| 28.9.2003 | British GT Brands Hatch | 91 | Tuscan T400R | Caine / Barff | DeWalt Racesport Salisbury | DNF |
| 28.9.2003 | British GT Brands Hatch | 92 | Tuscan T400R | Stretton / Berridge | DeWalt Racesport Salisbury | DNF |
| 18.10.2003 | Petit Le Mans | 41 | Tuscan T400R | Richard Stanton | DeWalt Racesport Salisbury | DNA |
| 18.10.2003 | Petit Le Mans | 72 | Tuscan T400R | | DeWalt Racesport Salisbury | DNA |
| 9.11.2003 | 1000 km Le Mans | 45 | Tuscan T400R | Stretton / Duchateau / Halliday | Dewalt-Racesports Salesbury | 19th |
| 9.11.2003 | 1000 km Le Mans | 46 | Tuscan T400R | Caine / Stanton / Berridge | Dewalt-Racesports Salesbury | 17th |