The world’s only 5-step 4” Touring performance system
Triple stepped headers for anti-reversion, full range torque and optimal horsepower
PowerThrust™ Baffle for 4" Racing Systems and Slip Ons2 1/2” to 3” stepped louvered, Powerthrust™ baffles or optional quiet baffles
4” muffler with 2 1/2” O.D. full-length, 1-piece 220º heavy duty 16 gauge heat shields
O2 ports & plugs provided for early models
Complete with mounting hardware and brackets
Drag strip rumble
Made in the USA
Triple stepped headers for anti-reversion, full range torque and optimal horsepower
PowerThrust™ Baffle for 4" Racing Systems and Slip Ons2 1/2” to 3” stepped louvered, Powerthrust™ baffles or optional quiet baffles
4” muffler with 2 1/2” O.D. full-length, 1-piece 220º heavy duty 16 gauge heat shields
O2 ports & plugs provided for early models
Complete with mounting hardware and brackets
Drag strip rumble
Made in the USA
