For sale: A complete kit for modification and performance/appearance enhancement enthusiasts, suitable for Sierra models from 2008 to 2013. The kit consists of: • Headers Y. • MagnaFlow muffler. • Complete exhaust tips. • All screws and accessories for installation. • Volant air filter. Kit features and condition: • Complete parts, ready for removal and installation. • Clean, sound, and ready for installation. • No leaks or blowouts. • No issues with the parts. • A complete kit that adds a sporty touch to the car, giving it a distinctive look and character. Note: Selling the whole set together, I do not wish to sell parts separately. Bids from serious buyers only. May God bless everyone.