How about this Borla 140265 Multi-Core Cat-Back Exhaust System - CORV Z06/ZR1 '07-'09 7.0/6.2L V8 MT RWD 2DR

Borla 140265

Ultra-smooth mandrel bends ensure maximum flow and power, and precision computer-controlled CNC manufacturing ensures an accurate fit It Borla 140265 also features a dual round rolled angle cut intercooled tip of size 3.19 inches round x 6 inches. Borla Cat-Back exhausts feature patented, straight-through and multi-core technology to unleash hidden horsepower Tip Size: 3.19" round x 6" Million mile warranty ... »» Read more about Borla 140265...

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