I have the stock Z28 dual exaust right now but i thought these tips would look good

http://www.borla.com/products/product_multi_detail.aspx?cat=3&type=62&desc=Polis hed+Tips|Dual+Round+Angle-Cut+Intercooled

you'll have to copy and paste the link sorry

Personally I don't like the four tail pipe look. To me it just clutters up the back end with shiny stuff.