| 6.1.2019 | Daytona Test | 6 | ARX-05 | Montoya / Cameron / Pagenaud | Acura Team Penske | 7th |
| 6.1.2019 | Daytona Test | 7 | ARX-05 | Taylor / Rossi / Castroneves | Acura Team Penske | 3rd |
| 6.1.2019 | Daytona Test | 57 | NSX GT3 | Beatriz / Legge / Nielsen / de Silvestro | Meyer Shank Racing w/ Curb-Agajanian | 26th |
| 6.1.2019 | Daytona Test | 86 | NSX GT3 | Hindman / Allmendinger / Farnbacher / Marks | Meyer Shank Racing w/ Curb-Agajanian | 25th |
| 27.1.2019 | 24 h Daytona | 6 | ARX-05 | Montoya / Cameron / Pagenaud | Acura Team Penske | 8th |
| 27.1.2019 | 24 h Daytona | 7 | ARX-05 | Taylor / Rossi / Castroneves | Acura Team Penske | 3rd |
| 27.1.2019 | 24 h Daytona | 57 | NSX GT3 | Beatriz / Legge / Nielsen / de Silvestro | Heinricher Racing w/Meyer Shank Racing | 32nd |
| 27.1.2019 | 24 h Daytona | 86 | NSX GT3 | Hindman / Allmendinger / Farnbacher / Marks | Meyer Shank Racing w/ Curb-Agajanian | 20th |
| 3.3.2019 | SRO GT America Austin | 5 | NSX GT3 | Bechtolsheimer / Eversley | Gradient Racing | 9th/7th |
| 3.3.2019 | SRO GT America Austin | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 7th/6th |
| 16.3.2019 | 12 h Sebring | 6 | ARX-05 | Cameron / Pagenaud / Montoya | Acura Team Penske | 9th |
| 16.3.2019 | 12 h Sebring | 7 | ARX-05 | Castroneves / Rossi / Taylor | Acura Team Penske | 4th |
| 16.3.2019 | 12 h Sebring | 57 | NSX GT3 | Nielsen / Legge / Beatriz | Heinricher Racing w/Meyer Shank Racing | 26th |
| 16.3.2019 | 12 h Sebring | 86 | NSX GT3 | Hindman / Farnbacher / Marks | Meyer Shank Racing w/ Curb-Agajanian | 25th |
| 13.4.2019 | 100 min Long Beach [DPi/GTLM] | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 3rd |
| 13.4.2019 | 100 min Long Beach [DPi/GTLM] | 7 | ARX-05 | Castroneves / Taylor | Acura Team Penske | 2nd |
| 28.4.2019 | SRO GT America Virginia | 5 | NSX GT3 | Bechtolsheimer / Eversley | Gradient Racing | 5th/9th |
| 28.4.2019 | SRO GT America Virginia | 43 | NSX GT3 | Curtis / Cameron | RealTime Racing | 7th/6th |
| 28.4.2019 | SRO GT America Virginia | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 4th/12th |
| 5.5.2019 | 2 h 40 min Mid-Ohio | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 1st |
| 5.5.2019 | 2 h 40 min Mid-Ohio | 7 | ARX-05 | Castroneves / Taylor | Acura Team Penske | 5th |
| 5.5.2019 | 2 h 40 min Mid-Ohio | 57 | NSX GT3 | Nielsen / Legge | Heinricher Racing w/Meyer Shank Racing | 28th |
| 5.5.2019 | 2 h 40 min Mid-Ohio | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 20th |
| 19.5.2019 | SRO GT America Mosport | 5 | NSX GT3 | Bechtolsheimer / Miller | Gradient Racing | 7th/12th |
| 19.5.2019 | SRO GT America Mosport | 43 | NSX GT3 | Curtis / Cameron | RealTime Racing | 11th/5th |
| 19.5.2019 | SRO GT America Mosport | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 8th/8th |
| 1.6.2019 | 100 min Detroit | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 1st |
| 1.6.2019 | 100 min Detroit | 7 | ARX-05 | Castroneves / Taylor | Acura Team Penske | 3rd |
| 1.6.2019 | 100 min Detroit | 57 | NSX GT3 | Nielsen / Legge | Heinricher Racing w/Meyer Shank Racing | 19th |
| 1.6.2019 | 100 min Detroit | 86 | NSX GT3 | Hindman | Meyer Shank Racing w/ Curb-Agajanian | 22nd |
| 9.6.2019 | SRO GT America Sonoma | 5 | NSX GT3 | Bechtolsheimer / Miller | Gradient Racing | 10th/10th |
| 9.6.2019 | SRO GT America Sonoma | 43 | NSX GT3 | Hedlund / Cameron | RealTime Racing | 5th/7th |
| 9.6.2019 | SRO GT America Sonoma | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | DNF/9th |
| 30.6.2019 | 6 h Watkins Glen | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 3rd |
| 30.6.2019 | 6 h Watkins Glen | 7 | ARX-05 | Taylor / Castroneves | Acura Team Penske | 5th |
| 30.6.2019 | 6 h Watkins Glen | 57 | NSX GT3 | Nielsen / Legge / Figueiredo | Heinricher Racing w/Meyer Shank Racing | 21st |
| 30.6.2019 | 6 h Watkins Glen | 86 | NSX GT3 | Hindman / Farnbacher / Marks | Meyer Shank Racing w/ Curb-Agajanian | 18th |
| 7.7.2019 | 2 h 40 min Mosport | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 3rd |
| 7.7.2019 | 2 h 40 min Mosport | 7 | ARX-05 | Castroneves / Taylor | Acura Team Penske | 5th |
| 7.7.2019 | 2 h 40 min Mosport | 57 | NSX GT3 | Figueiredo / Legge | Heinricher Racing w/Meyer Shank Racing | 25th |
| 7.7.2019 | 2 h 40 min Mosport | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 21st |
| 20.7.2019 | 2 h 40 min Lime Rock [GT] | 57 | NSX GT3 | Nielsen / Legge | Heinricher Racing w/Meyer Shank Racing | 20th |
| 20.7.2019 | 2 h 40 min Lime Rock [GT] | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 10th |
| 4.8.2019 | 2 h 40 min Road America | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 2nd |
| 4.8.2019 | 2 h 40 min Road America | 7 | ARX-05 | Castroneves / Taylor | Acura Team Penske | 7th |
| 4.8.2019 | 2 h 40 min Road America | 57 | NSX GT3 | Figueiredo / Legge | Heinricher Racing w/Meyer Shank Racing | 31st |
| 4.8.2019 | 2 h 40 min Road America | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 23rd |
| 25.8.2019 | 2 h 40 min Virginia [GT] | 57 | NSX GT3 | Powell / Legge | Heinricher Racing w/Meyer Shank Racing | 20th |
| 25.8.2019 | 2 h 40 min Virginia [GT] | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 10th |
| 1.9.2019 | SRO GT America Watkins Glen | 5 | NSX GT3 | Bechtolsheimer / Miller | Gradient Racing | 15th/9th |
| 1.9.2019 | SRO GT America Watkins Glen | 43 | NSX GT3 | Hedlund / Cameron | RealTime Racing | 6th/5th |
| 1.9.2019 | SRO GT America Watkins Glen | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 8th/7th |
| 15.9.2019 | 2 h 40 min Laguna Seca | 6 | ARX-05 | Montoya / Cameron | Acura Team Penske | 1st |
| 15.9.2019 | 2 h 40 min Laguna Seca | 7 | ARX-05 | Taylor / Castroneves | Acura Team Penske | 2nd |
| 15.9.2019 | 2 h 40 min Laguna Seca | 57 | NSX GT3 | Nielsen / Legge | Heinricher Racing w/Meyer Shank Racing | 25th |
| 15.9.2019 | 2 h 40 min Laguna Seca | 86 | NSX GT3 | Hindman / Farnbacher | Meyer Shank Racing w/ Curb-Agajanian | 27th |
| 22.9.2019 | SRO GT America Road America | 5 | NSX GT3 | Bechtolsheimer / Hindman | Gradient Racing | 8th/8th |
| 22.9.2019 | SRO GT America Road America | 43 | NSX GT3 | Hedlund / Cameron | RealTime Racing | 2nd/1st |
| 22.9.2019 | SRO GT America Road America | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 6th/6th |
| 12.10.2019 | Petit Le Mans | 6 | ARX-05 | Pagenaud / Cameron / Montoya | Acura Team Penske | 4th |
| 12.10.2019 | Petit Le Mans | 7 | ARX-05 | Taylor / Castroneves / Rahal | Acura Team Penske | 3rd |
| 12.10.2019 | Petit Le Mans | 57 | NSX GT3 | Nielsen / Legge / Figueiredo | Heinricher Racing w/Meyer Shank Racing | 25th |
| 12.10.2019 | Petit Le Mans | 86 | NSX GT3 | Marks / Hindman | Meyer Shank Racing w/ Curb-Agajanian | 31st |
| 19.10.2019 | SRO GT America Las Vegas | 5 | NSX GT3 | Bechtolsheimer / Miller | Gradient Racing | 6th/8th |
| 19.10.2019 | SRO GT America Las Vegas | 43 | NSX GT3 | Hedlund / Cameron | RealTime Racing | 4th/5th |
| 19.10.2019 | SRO GT America Las Vegas | 80 | NSX GT3 | Barkey / Marcelli | Racers Edge Motorsports | 10th/7th |