Mid pipe TERMIGNONI no KAT ELIMINATOR interchangeable only with mufflers TERMIGNONI RACING for YAMAHA YZF R1 / R1M 15 -- 21

To satisfy the request of racing users Termignoni offer the opportunity to have a slip on final body without catalyser made in STAINLESS STEEL, and only for this code termignoni:
- Y122094SO01
- Y122094SO02
- Y122094SO03
- Y122094SO05
.The union with the latter provides a gain of 4 HP at 13.800 rpm.