The Sportex systems and tailboxes are manufactured from aluminised mild steel with polished T304 stainless steel tailpipes. The silencers are of the straight through absorption design giving a terrific deep exhaust note without intruding on in-car noise levels!All Sportex tailboxes and systems are now made on state on the art CNC bending machines so you can be sure of a perfect fit every time. When ordering a Sportex exhaust please send the following information with your order. The item "Vauxhall Astra Mk5 1.6 1.8 SXi & SRi Sportex Exhaust Tailbox Single 3" is in sale since Wednesday, October 28, 2020. This item is in the category "Vehicle Parts & Accessories\Car Tuning & Styling\Performance Exhaust\Other Performance Exhausts". The seller is "on-lineautosport" and is located in Lichfield, Staffordshire. This item can be shipped to United Kingdom.