The Spark 2021+ Aprilia RSV4 Konix Titanium Full Exhaust System features a Titanium Cat Delete link pipe and holder to frame. Includes a valve simulator to eliminate the original and prevent a check engine light. Designed for Maximum Performance, Looks, Weight Savings and a Rich Deep Sound only possible through the Passionate Way of Italian Work. Handcrafted in Italy. Ultra lightweight 1.8 kg., dyno tested for maximum horsepower increase over stock, sound 107 db. Non-Homologated Racing Version. *A bracket to secure the mid-pipe is welded onto the exhaust for a secure fit.*This system is NOT compatible with rear passenger foot pegs.