Flowmaster Muffler Comparison : Muffler Shootout 2

Questions? Need an exhaust system recommendation for your vehicle? Call us at (707) 544-4761 Flowmaster Mufflers are available with mild to aggressive sound: Flowmaster exhaust systems, mufflers, headers, cats, intakes, tuners: Engine Specifications : Small Block Chevy 355cid • cast iron heads •9.5:1 compression •Comp Cam Extreme Energy •MSD ignition •Be Cool Radiator •Dual Plane intake manifold Flowmaster Products : •2.5“ Universal Scavenger pipe (