The XFORCE - Holden HSV Clubsport R8 E1 3" Inch Raw 409 Stainless Steel Catback Exhaust System With Varex offers a powerful Twin 3" Piping design with Varex Rear Mufflers, ideal for increasing horsepower and performance. Constructed with robust Raw 409 Stainless Steel, this Cat-Back system features a centre oval muffler and polished Varex Rear Mufflers with a single outlet and Y-piece stainless tip for a quad outlet look. Please note that the product does not come polished. Part No: E4-VE06-03VMK-CBS. Vehicle Model: CALAIS, CLUBSPORT, COMMODORE V8, GTS, SENATOR. Material: Stainless Steel. Image for reference only.