Double ‘S' is recognised as one of Europe's leading manufacturers of stainless steel automotive components with a wide selection of systems for off-road. Using only the finest austenitic and ferritic stainless steels and employing the latest in CNC mandrel and empty tube bending, measuring and inspection equipment, means increasingly high levels of product quality. All Double 'S' exhaust systems carry a lifetime guarantee. Double ‘S' will replace or repair any part of their Stainless Steel Exhaust Systems found defective through corrosion during the period that the system remains the property of the original owner. Provided that the system is inspected by a garage or exhaust fitting centre annually to ensure that the rubber and other mountings are in good condition.