4-2-1 Hayabusa Sidewinder
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