If you want great looks for your Metric Cruiser, look no further. This Twin Slash Round Slip-On muffler from Vance & Hines offer an all-mechanical straight-through louvered baffle, which boosts power and gives your bike a beefy, unmistakable sound.; ; The most stylish slip on that Vance & Hines has made They have developed just the right system to match PC Twin Slash is a slip-on exhaust system, integrating Vance & Hines proprietary Power Chamber technology Designed to improve performance throughout the power band and styled with dual mufflers encased with 3" slash cut heat shields