The Vauxhall Insignia 1.5i Turbo SRi Nav Grand Sport 5dr Petrol Manual Euro 6 (s/s) (165 ps) is a sleek, spacious family hatchback powered by a 1.5-liter turbocharged petrol engine producing 165 bhp. It features a 6-speed manual gearbox, emits Euro 6 standards, and achieves up to roughly 47 mpg.Performance & Driving DynamicsThis variant of the Vauxhall Insignia Grand Sport is designed for comfort and motorway cruising rather than high-performance thrills. The 165 ps 1.5-liter engine offers a smooth ride with a light clutch and a slick manual transmission. The SRi trim level gives the car a slightly sportier aesthetic but maintains supple suspension that absorbs road bumps well, providing excellent long-distance comfort.Trim & Interior (SRi Nav)The SRi Nav specification offers a generous balance of practicality and technology. Notable equipment includes:Infotainment: Built-in satellite navigation, Apple CarPlay, and Android Auto integration.Comfort & Style: Sports-style front seats (often AGR-approved), alloy-effect sports pedals, and dual-zone electronic climate control.Safety & Convenience: Front and rear parking sensors, and cruise control with a speed limiter.Practicality: A large, easily accessible hatchback boot with 60/40 split-folding rear seats.Running CostsEquipped with an automatic stop/start system (s/s) and a petrol particulate filter, this Euro 6 engine is compliant with Clean Air Zones and ULEZ restrictions. The official combined fuel economy sits between 47.1 mpg and 47.9 mpg depending on the specific testing cycle