Marco Wittmann moved one step closer to securing a maiden DTM crown after claiming a dominant fourth victory of the season at the Nurburgring.

The RMG BMW driver led the race from start to finish despite having to carry success ballast in his M4 racecar.

A mechanical failure for Mattias Ekstrom on the opening lap further boosted Wittmann’s title hopes with the German now opening up a 64-point lead at the top of the standings.

There are just 75 points left to play for over the final there rounds.

After making a strong start Audi’s Mike Rockenfeller came home in second ahead of fellow Audi racer Edoardo Mortara.

Former champion Paul Di Resta was the top Mercedes finisher in fourth.

The DTM series moves Germany’s Lausitzring on September 14.

FIA European Formula 3 Championship

Lucas Auer secured a narrow victory in race three of the FIA European Formula 3 Championship at the Nurburgring.

Driving his Mucke team Mercedes-powered Dallara, Auer scored by 0.47s from Carlin’s Tom Blomqvist with Max Verstappen (Van Amersfoort Volkswagen).

Earlier Antonio Giovinazzi beat Blomqvist with Esteban Ocon (Prema) third in the second heat.

Verstappen had earlier taken victory from the Italian pair Antonio Fuoco and Giovinazzi.

The Dutch driver sits second on the table on 325 points behind Ocon on 402.

Porsche Carrera Cup Asia

Kiwi Earl Bamber clutches an 18-point lead after finishing round nine of the Porsche Carrera Cup Asia series in second place behind Martin Ragginger.

Team Porsche Holding driver Ragginger put in a lights to flag victory to withstand a strong challenge from LKM’s Bamber.

The series will now gear up for the signature round of its calendar on the undercard to the Singapore F1 grand prix at the Marina Bay circuit from September 19-21.

NASCAR Nationwide Series

US-based Australian businessman Kenny Habul endured a disappointing end to a three-race stint with Joe Gibbs Racing’s Nationwide Series team at Mid-Ohio.

The 41-year-old qualified 10th and ran as high as eighth mid-race before retiring the #20 Toyota with engine failure after 51 of 90 laps.

Habul, an Australian Formula 3 competitor in the mid-2000s, had earlier run off at the end of the back straight, dragging his Camry through the circuit’s sandy outfield.

The failure to finish followed 14^th and 26^th place runs at Road America and Watkins Glen; completing a three-race driving deal with JGR that came as part of a multi-event sponsorship from Habul’s commercial solar firm SunEnergy1.

The Mid-Ohio Nationwide race was won by Roush Fenway’s Chris Buescher, who gambled on fuel mileage to beat home Regan Smith and Brian Scott.

NHRA

Due to torrential rain showers and darkening skies, only the Top Fuel final was completed at Brainerd International Raceway for the latest round of the NHRA Mello Yello Drag Racing Series.