This is a GN1Performance "  NEW MODEL 3" Cat Back Dual Exhaust System" for a 1986 or 1987 Buick Grand National, T Type, or Turbo T 3.8 liter turbo V6. This 3 inch exhaust kit comes complete with custom mufflers, clamps, and hangers which is everything you need to bolt this kit on your car today! This kit is a direct "bolt in" no welding or cutting is needed! The system is constructed out of 304 stainless steel and features a high polish finish.

***This new and improved exhaust system for 2013 features relocated bolt on tailpipe hangers that mount to the existing frame holes. The factory slip in style is not used anymore, this kit is easier than ever to install.

 This is the baddest Exhaust system on the market for your Grand National and the price is unbeatable!