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MONTMELO, SPAIN - MARCH 10: Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain. (Photo by Charles Coates/Getty Images)

MONTMELO, SPAIN - MARCH 10: Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain.  (Photo by Charles Coates/Getty Images)

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MONTMELO, SPAIN - MARCH 02: Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during day four of Formula One winter testing at Circuit de Catalunya on March 2, 2017 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)

MONTMELO, SPAIN - MARCH 02:  Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during day four of Formula One winter testing at Circuit de Catalunya on March 2, 2017 in Montmelo, Spain.  (Photo by Mark Thompson/Getty Images)

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MONTMELO, SPAIN - MARCH 10: Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)

MONTMELO, SPAIN - MARCH 10: Jolyon Palmer of Great Britain driving the (30) Renault Sport Formula One Team Renault RS17 on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain.  (Photo by Mark Thompson/Getty Images)

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MONTMELO, SPAIN - MARCH 10: Max Verstappen of the Netherlands driving the (33) Red Bull Racing Red Bull-TAG Heuer RB13 TAG Heuer and Lewis Hamilton of Great Britain driving the (44) Mercedes AMG Petronas F1 Team Mercedes F1 WO8 battle for position on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)

MONTMELO, SPAIN - MARCH 10: Max Verstappen of the Netherlands driving the (33) Red Bull Racing Red Bull-TAG Heuer RB13 TAG Heuer and Lewis Hamilton of Great Britain driving the (44) Mercedes AMG Petronas F1 Team Mercedes F1 WO8 battle for position on track during the final day of Formula One winter testing at Circuit de Catalunya on March 10, 2017 in Montmelo, Spain.  (Photo by Mark Thompson/Getty Images)

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MONTMELO, SPAIN - MARCH 01: Lewis Hamilton of Great Britain driving the (44) Mercedes AMG Petronas F1 Team Mercedes F1 WO8 on track during day three of Formula One winter testing at Circuit de Catalunya on March 1, 2017 in Montmelo, Spain. (Photo by Mark Thompson/Getty Images)

MONTMELO, SPAIN - MARCH 01: Lewis Hamilton of Great Britain driving the (44) Mercedes AMG Petronas F1 Team Mercedes F1 WO8 on track during day three of Formula One winter testing at Circuit de Catalunya on March 1, 2017 in Montmelo, Spain.  (Photo by Mark Thompson/Getty Images)