Indy Series Exhaust Features:

• Dsigned exclusively for drag race applications, this 4:2:1 exhaust is the ulitmate design for peak power on stock, heavily modified and nitrous engines
• Quanlity, lightweight stainless steel construction with tapered headpipes and full merge collectors for maximum performance
• Slip-fit collector joints with "dual swivel end retention springs" and tuned length megaphone with optional baffle
• O2 sensor bung in rear collector for wideband air/fuel ratio monitoring
• Systems weigh approximately 10 lbs; 18 lbs lighter than stock ZX14, over 21 lbs lighter than stock Hayabusa and 10 lbs lighter thatn the stock R1
• All systems include spring puller tool; Hayabusa also includes oil cooler bypass kit
• Fuel maps available for many combinations
• NHRA and AMA Prostar contigency fund for all Indy Series Exhaust