A one-of-a-kind design that screams performance. Rinehart Racing Cross Backs are their most twisted and aggressive design. They provide the higher horsepower and torque gains you’re after. Feature a double-stepped header system, providing a stronger scavenging effect, plus a unique over/under design that drips aggressive sound and performance. Also features O2 sensor ports for closed loop fuel and dyno tuning, 2-1/2” full-coverage heat shields and laser cut Rinehart Racing logo.