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About Vance & Hines 4-1/2in. Hi-Output Slip-Ons

Vance & Hines 4-1/2in. Hi-Output Slip-Ons

  • Designed specifically to address the needs of tuned motors built for high horsepower applications, (high compression, large displacement, big cams)
  • Every aspect is singularly focused to yield maximum horsepower by improving the volumetric efficiency of heavily modified engines as well as stock
  • Race quality black ceramic or chrome
  • Compatible with Dresser duals, Power Duals and CVO drop skirt bags; 2-into-1 version also available for 10 models with 2-into-1 factory header
  • Made in the USA.

Warning:  California Proposition 65

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