Upgrade your ride with the ultimate in performance and style with the Twin 3″ Cat Back Performance Exhaust System from 4Tune Performance. Crafted from raw 409 stainless steel, this exhaust system is designed to deliver maximum durability and performance, while enhancing the aggressive look and sound of your vehicle.

Features:

• Twin 3″ Cat-Back system for superior exhaust flow
• Collects after cats to a X pipe for optimal performance
• Raw 409 stainless steel construction with center oval muffler for maximum durability
• Single outlet with Y-piece stainless tip for quad outlet appearance
• Part No: E4-VE06-03-CBS
• Vehicle Model: CALAIS, CLUBSPORT, COMMODORE V8, GTS, SENATOR
• Diameter [in]: 3
• Material: Stainless Steel

Experience improved throttle response, increased horsepower, and a deep, aggressive exhaust note that will make your presence known on the road. Upgrade to the Twin 3″ Cat Back Performance Exhaust System from