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M-80 Series Muffler 2.5 in Round 14 in L Polished 304 Stainless Steel coils-modules-and-pickups Baffle Check Valves and LargeSometimes you just gotta have the best of everything. When it comes to flow, you just can't get anything better than our Race Pro Muffler. This baby features a 'straight through' path that guarantees throughput that's 95 percent of straight tubing! The sound is surprisingly tame considering the absence of any impedance when you look down its barrel. At idle and low rpm cruising, you will not draw much attention, but upon acceleration, bystanders