Header extensions / torque tubes?
I run 2 inch primaries with 3 1/2 collectors. I gained MPH and more torque through a 3 1/2 H pipe and mufflers. 10.67 @128 through Mufflers 3650 lbs. without driver.
I run 2 inch primaries with 3 1/2 collectors. I gained MPH and more torque through a 3 1/2 H pipe and mufflers. 10.67 @128 through Mufflers 3650 lbs. without driver.