Triple stepped headers 1 .75" to 1.875" to 2.00" for increases of 15-18hp and 13-15 ft. lbs. of torque.

Includes a two step baffle 2.5" to 3" for a deep throaty sound.

Combined five steps throughout for extreme power System reduces heat concentration by 30% Boasting full-coverage one-piece 220° blue-proof heatshields

• Includes O2 sensor ports, plugs and all mounting hardware
• A head-turning look and sound
• Made in USA