Finished seventh in GTLM championship alongside co-driver Jesse Krohn in No. 24 BMW. Best results of second came at Canadian Tire Motorsport Park and WeatherTech Raceway Laguna Seca.
2018
Finished eighth in GTLM standings in first full WeatherTech Championship season with co-driver Jesse Krohn in first year of BMW M8 GTE race car. Best results of third came at VIR and Michelin Raceway Road Atlanta. Earned pole positions at Mid-Ohio and Michelin Raceway.
2017
Finished seventh in GTLM standings co-driving No. 24 BMW with Martin Tomczyk. Won at WeatherTech Raceway Laguna Seca and added podium results of second at Canadian Tire Motorsport Park and third at Long Beach and Lime Rock. Took pole position at Circuit of The Americas.
2016
Finished ninth in GTLM championship as co-driver of No. 100 BMW with Lucas Luhr. Best result of season was third at Road America.
2015
Finished fifth in GTLM standings with No. 25 BMW co-driver Luhr, earning a victory at WeatherTech Raceway Laguna Seca and runner-up results at Canadian Tire Motorsport Park and Michelin Raceway Road Atlanta.
2014
Finished seventh in GTLM season standings co-driving No. 56 BMW with Dirk Mueller. Best results were second at Long Beach and Road America. Also had a podium result with third-place run at VIR. Qualified on pole at Road America.