The prototype 'megaphone' exhaust tailpipe tried by Mercedes in Formula 1 testing at Barcelona made no difference to the 2014 car sound, reckons Nico Rosberg read more »

Nico Rosberg says the new trumpet exhaust his Mercedes team tried at testing in Barcelona on Wednesday was a failure. read more »

Mercedes driver Nico Rosberg says that alterations to the exhaust of the W05 Hybrid in a bid to increase the noise levels were not successful during the in-season test at the... read more »

Nico Rosberg says Formula One needs to go back to the drawing board if it wants to make the cars louder this year, after a trial exhaust system failed to produce the desired... read more »

Formula 1 must look at alternative solutions to increase the volume after Nico Rosberg said the trialled 'megaphone' exhaust failed to make the cars any louder.... read more »

Nico Rosberg says Mercedes remains committed to enhancing the spectacle of F1, despite its 'megaphone exhaust' making little discernible difference. read more »

Pastor Maldonado set the fastest time on the second day of testing at Barcelona, using super-soft tyres to top the timesheets ahead of Mercedes' Nico Rosberg read more »

Pastor Maldonado enjoyed a successful day of testing for Lotus on Wednesday to go quickest with a lap of 1:24.871. The Venezuelan also completed 102 laps. It was a dry start to... read more »

Mercedes, having already turned the tide of F1's established pecking order at the start of the sport's new era, attempted to turn up the volume of the new-generation... read more »

Video: Mercedes 'megaphone' exhaust sound read more »

FIA president Jean Todt thinks Formula 1's noise critics will be silent soon, irrespective of whether Wednesday's test of a new louder exhaust is judged to have been... read more »

Mercedes began testing a new 'megaphone' exhaust during the second day of the post-Spanish Grand Prix test in Barcelona. The outfit reacted to a backlash from fans... read more »

Pastor Maldonado set the quickest time as Formula 1 testing continued on Wednesday morning at the Circuit de Barcelona-Catalunya in Spain. The Venezuelan driver set a series of... read more »

Mercedes has trialled its new 'megaphone' exhaust at Wednesday's in-season test at Barcelona read more »

Mercedes has given a 'megaphone' exhaust its first on track running at the post-Spanish Grand Prix test as Formula 1 explores what can be done to raise the sound... read more »

Mercedes has run a 'megaphone' exhaust during testing in Barcelona in a trial to improve the sound of the 2014 engines read more »

Mercedes has trialled a 'megaphone' exhaust across the first couple of hours of the second day of testing in Spain. The team fitted a 'megaphone' to the... read more »

Mercedes has started stared track-testing its experimental 'megaphone' exhaust, designed to make Formula 1 engines louder read more »

Mercedes will test a new "megaphone" type exhaust this week in Barcelona in a bid to improve the sound of Formula 1... read more »

Mercedes will try a 'megaphone' exhaust at a test in Barcelona this week as the debate over engine noise continues. read more »

Toro Rosso have had a very difficult weekend at the Spanish Grand Prix with neither driver able to perform as in the previous races. Daniil Kvyat finished the race 14th while... read more »

Jean-Eric Vergne was forced to retire from the Spanish Grand Prix after an exhaust problem manifested itself in his Toro Rosso. Vergne started from 21st on the grid as a result... read more »

Mercedes will run a prototype exhaust at next week's Barcelona test in an attempt to amplify the noise of its V6 engine read more »

Mercedes have revealed they will test "a prototype solution" to increase exhaust noise at next week's two day test at the Circuit de Catalunya. read more »

Mercedes plans to conduct the first Formula 1 track running of the exhaust tweaks aimed at making engines noisier in next week's post-Spanish Grand Prix test read more »