Maximum Flow in Minimum Time
Designed for cars and 2WD trucks with long tube headers, these systems synchronize the balance of exhaust pulses from all cylinders based on firing order to increase velocity and scavenging from each cylinder. Not for 4x4s or street use.

Made in the USA of fully-aluminized, mandrel-bent tubing in a 2-1/2" or 3" diameter, each system includes: