Flowmaster Super 40 vs Super 44?

This is my Silverado. I am debating installing the Super 40's or the Super 44's. What do you think? The engine is a 86-95 350ci block, four bolt mains, roller cam. Bored .040" ZZ4 rotating assembly, Speed Pro H345NCP-40 pistons 10.7:1 static compression, .032" Quench/Squish height. Patriot 'Vortec' 185cc heads, 2.02"/1.6" valves, Beehive springs. Comp XR276HR-10 cam, 1.52 rockers. Air-Gap dual plane, 1" four hole tapered spacer, Mighty Demon 750cfm annular Boosters. MSD ignition, Summit dist dialed in for 36 degrees @ 3000rpm. 18 degrees initial. +12 vacuum advance on manifold vacuum.

More Videos...


Flowmaster 40 series vs Super 10's
1989 K5 Blazer, stock tbi 350, Hedman 69230 headers, 2 1/2'' true dual Flowmaster American thunder 40 series with 15'' long 3 1/2'' tips. vs 2 1/2'' true dual Flowmaster Super 10's with 18'' long 3 1/2'' tips.





2016 Silverado Flowmaster Super 40 Exhaust
This is a 2016 Chevrolet Silverado LTZ 5.3L with a Flowmaster Super 40 series Exhaust. It has no hardly any drone.. Great sounding Exhaust but a little to quiet for me. I'll do a Flowmaster Super 44 video soon... Installed at Jeff's Quality Muffler & Quick Oil.. located in Oneonta, Alabama





04 Silverado 5.3 Flowmaster Super 44. Dual Exhaust!
via YouTube Capture





Flowmaster Muffler Comparison
Questions? Give us a call (707) 544-4761 Flowmaster Street Mufflers come with a choice of mild, moderate, or aggressive sound: http://www.flowmastermufflers.com/street-mufflers/ View all of Flowmaster's performance Exhaust systems, mufflers, headers, cats, kits, and accessories: http://www.flowmastermufflers.com/ Description: A raw test of 7 different Flowmaster mufflers on one motor. The Motor: Small Block Chevy 406, 11:1 compression, Crane Solid Roller Camshaft, Brodix heads with 2.05- 1.60 titanium valves, Eagle 4340 Crank, Eagle H beam Rods, Manley Forged pistons, Victor Jr Intake manifold, 850 Holley DP, K&N air filter, Moroso 7 qt. pan, 1 7/8 headers, BE COOL radiator with dual 13 inch fans, MSD distributor, MSD coil and MSD 6AL box. Exhaust: Flowmaster 3.00" Scavenger Pipe For updates and new product releases, ‘LIKE’ us on Facebook: https://www.facebook.com/FlowmasterMufflersINC Follow Flowmaster on Instagram: https://www.instagram.com/flowmaster_official/ Follow Flowmaster on Twitter: https://twitter.com/Flowmaster1 Subscribe to our Youtube channel: https://www.youtube.com/user/Flowmaster




Follow