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75" diameter pipes system has the famous S-Type sound level with no drone inside the vehicle
4052R - 1964-1966 GM A-Body 1” Lowering Spring Set
BMR Suspension AA757 Adjustable Lower A-arms are available in black hammertone and red powdercoat for long-lasting good looks
ACEA A3/B4
Super 44 - 2.50 Center In / 2.50 Center Out - Aggressive Sound Adapters - Tube 75" diameter pipes system hasFlowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we've ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
