Astra J VXR Side Extensions & Rear Splitters Caption Valved Cat Back boost leaks and annoying rattles

boost leaks and annoying rattles under load

predictable control to your fuelling strategy

DIY friendly with basic hand tools and access to the factory filter housing

F31 2012–2019 including 320i

Astra J VXR Side Extensions & Rear Splitters Caption Valved Cat Back boost leaks and annoying rattlesAstra J VXR Side Extensions & Rear Splitters Professional engineers created Side Extensions & Rear Splitters to enhance both the performance and visual appearance of your Astra J VXR. The precision engineered upgrade offers aerodynamic benefits and improved stability and presents a stylish sporty appearance without visible seams to drivers who care about performance improvements. The combination of high quality components delivers peak vehicle