COMPETITION SERIES 4-INTO-2-INTO-1

COMPETITION SERIES 4-INTO-2-INTO-1
  • 73-101-2_1

$1,189.99

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.

Instruction Sheet

FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE.

Fitment Information

MODELS

1999-2008 SPORT

PRODUCT

EXHAUST

FINISH

OTHER

STYLE

4-INTO-1

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