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Competition Series Exhaust Systems

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. It is a quality, 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. Has a O2 sensor in rear collector for wideband air/fuel ration monitoring.  All include spring puller tool. Fuel maps available for many combinations. NHRA and AMA Postar contingency fund for all Indy Series Exhaust.