A new development from the Race Shop “The Competition Series Exhaust” FOR RACING USE ONLY

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.

• Quality, lightweight stainless steel construction.
• Tapered head pipes and full merge collectors for maximum performance.
• Slip fit collector joints with “dual swivel end retention springs”.
• Tuned length megaphone with optional baffle.
• O2 sensor bung in rear collector for stock O2 sensor or wideband air/fuel ratio monitoring.
• Weighs only 10 pounds, over 38 pounds lighter than the stock Hayabusa exhaust.
• Includes oil cooler bypass kit and spring puller tool.
• Fuel maps available for many combinations.
• Fits all years – 1999-2012
• Lower fairing modification required, adhesive cut-out template supplied.
• NHRA and AMA Prostar contingency fund for all Competition Series Exhausts.