Elevate the performance of your Vauxhall Insignia with a genuine 2011 2.0 CDTi diesel A20DTH brake vacuum pump. This essential component, with part number 55205446, ensures proper brake function and efficiency. It's a direct fit for your vehicle, promising reliability and a seamless integration. Purchased from a reputable source, this vacuum pump is accompanied by a 28-day seller warranty for added peace of mind. Whether you're replacing a faulty part or conducting routine maintenance, this Vauxhall-branded vacuum pump is a crucial investment for your car's braking system.