Easy, bolt-in sound reduction for 3in. HP-Plus mufflers;Takes off 4dB at idle and improves low-end torque - minimal loss of top-end horsepower;The machined discs with tapered bosses fit into each end of the patented resonator near the exit end of the mufflers and are retained by the supplied bolts and nuts;This kit is designed to use with three-ball style resonators that are 6.50in. long;Will also fit most other mufflers (four-ball style resonators) if 1/4in.-20 x 11.00in. threaded rods are substituted for the supplied bolts

• Khrome Werks Sound Reduction Kit for 3in. HP-Plus Slip-On Mufflers 202399

Khrome Werks Sound Reduction Kit for 3in. HP-Plus Slip-On Mufflers 202399KHROME WERKS