Dk Custom Products - Thunder Torque Insert Fits 3" Diameter & Larger Set - DK-TTI-258W - Thunder Torque Inserts
- High-Temp powder coat finish
 - Stainless steel studs (5/16" diameter)
 - Includes all hardware
 - Increases low & mid range torque
 - Increased exhaust gas velocity
 - Increased inertial scavenging
 - Adjustable Sound Volume & Tone
 - E-Z Installation bolts into the end of the slip-on muffler (using the baffle bolt hole)
 - Patented Technology
 - Made in The USA!