Vance & Hines Straightshots Slip-Ons 16823 Superior performance and style without breaking the bank Straightshots HS Slip-ons offer the same great look and sound riders have grown to love from Vance & Hines at an unbelievable value Drenched in Vance & Hines show-quality chrome, massive 2 1/2in. diameter plasma arc-cut, 220 full-coverage muffler heat shields house the new Straightshots HS Slip-ons and make them blue-proof for long-lasting style Race-inspired performance and traditional hot rod sound set this system apart Mount to the stock-header pipes with no modifications