4-2-1 Hayabusa Competition Series Sidewinder

SKU: 12415 Categories: , ,
(1 customer review)


rdc@vanceandhines.com or (317) 852-9057

Designed exclusively for drag race applications, this 4:2:1 exhaust is the ultimate design for
peak power on stock, heavily modified and nitrous engines.

  •  Fits all years 1999-2022
  •  Lightweight 304 Stainless Steel Construction (.049″ Wall Thickness) with Brushed Finish
  • Tapered head pipes and full merge collectors for maximum performance
  • Competition Only Riveted Logo Badge
  • Slip-fit collector joints with dual swivel end retention springs
  • Tuned length megaphone with optional baffle available (headers are 1-5/8″ tapered to 1-7/8″,
    4-into-2 collectors are 1-7/8″ to 2-1/8″, final 2-into-1 collector 2-1/8″ to 3″, megaphone
    tapered from 3″ to 3-1/2″ then stepped to 4″)
  • Two 18mm oxygen sensor bungs for stock O2 sensors or wideband air/fuel ratio monitoring.
  • Weighs only 14 pounds, over 30 pounds lighter than the stock Hayabusa exhaust.
  • Includes exhaust port flanges, oil cooler bypass kit and spring puller tool
  • Lower fairing modification required, adhesive cut-out template supplied

DISCLAIMER: For Closed Course Competition Use Only

WARNING: Cancer & Reproductive Harm – p65warnings.ca.gov

Out of stock