Exhaust cutout on big motor
Exhaust cutout on big motor I was curious as to what gains you would expect going from an uncatted magnaflow to an exhaust cutout on a 408ci motor with 1 3/4 headers:*(
Car dynoed at 476 rwhp and 452 torque through the maggie.
Car dynoed at 476 rwhp and 452 torque through the maggie.