The Renault Energy F1-2015 was a V6 1.6L turbocharged hybrid engine developed by Renault in 2015. The engine was used in Red Bull's RB11 car and Toro Rosso's STR10 car.
The engine's lacklustre performance and poor reliability marked a breaking point in the relationship between Renault and Red Bull. The first four races of the season where Red Bull's worst season start since 2008. Ultimately, the Renault Energy F1-2015 was the last Renault-branded engines to power either of the Red Bull teams, with Red Bull opting to rebadge their 2016 engine as TAG Heuer. This was also the final engine used in Toro Rosso, as the team switch to Ferrari power units at the end of the season.
References[]
| v·d·e | Nominate this page for Featured Article |
| V T E |  Red Bull Racing
|
||
|---|---|---|---|
| Drivers 1.  Max Verstappen · 22.  Yuki Tsunoda
| |||
| Personnel Christian Horner · Adrian Newey · Dietrich Mateschitz · Helmut Marko | |||
| Former drivers Mark Webber · David Coulthard · Scott Speed · Robert Doornbos · Vitantonio Liuzzi · Christian Klien · Sebastian Vettel · Daniil Kvyat · Daniel Ricciardo · Pierre Gasly · Alexander Albon · Sergio Pérez · Liam Lawson | |||
| World Champions Sebastian Vettel (2010, 2011, 2012, 2013) · Max Verstappen (2021, 2022, 2023, 2024) | |||
| Cars RB1 · RB2 · RB3 · RB4 · RB5 · RB6 · RB7 · RB8 · RB9 · RB10 · RB11 · RB12 · RB13 · RB14 · RB15 · RB16 · RB16B · RB18 · RB19 · RB20 | |||
| See also Toro Rosso · AlphaTauri · Racing Bulls · Red Bull Ring | |||
| Full Results | |||
| V T E |  Scuderia Toro Rosso
|
||
|---|---|---|---|
| Notable Personnel Franz Tost · Alex Hitzinger · James Key · Dietrich Mateschitz · Gerhard Berger | |||
| Former drivers Pierre Gasly · Daniil Kvyat · Jaime Alguersuari · Sébastien Buemi · Sébastien Bourdais · Sebastian Vettel · Scott Speed · Vitantonio Liuzzi · Daniel Ricciardo · Jean-Éric Vergne · Max Verstappen · Carlos Sainz, Jr. · Brendon Hartley · Alexander Albon | |||
| Cars STR1 · STR2 · STR2B · STR3 · STR4 · STR5 · STR6 · STR7 · STR8 · STR9 · STR10 · STR11 · STR12 · STR13 · STR14 | |||
| See also Red Bull | |||