Chevy Corvette C6 SLP ZL465 Kit. Like A Stock C6-With 1.80 60-Foots And 11.7 Ets. ... Yet there are those who feel that the C6 is too refined. Aurally, the stock exhaust is seriously toned down; ...

This 2007 Chevrolet Corvette convertible features the SLP ZL500 PerformancePac, an upgrade kit for C6 Corvettes consisting of new cylinder heads, intake manifold, air intake, headers, and exhaust ...

Now SLP is back with a pair of new performance packages for GM's 400-hp, 6.0-liter LS2 engine - a $4550 kit for a Pontiac GTO and the same deal for a Chevy Corvette at $5900.