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Swapping test pipe to HFC

Depends on what exhaust system you’re running. If you’re running straight piped short tails, it won’t be that much quieter with cats. But if you’re running a good catback exhaust

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		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain > Intake/Exhaust
Swapping test pipe to HFC

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11-04-2020, 06:09 PM	#4 (permalink)
Cyber370 Track Member Join Date: Jul 2016 Location: Montreal, QC Canada Posts: 679 Drives: 2016 370Z Nismo 6MT Rep Power: 19372	Depends on what exhaust system you’re running. If you’re running straight piped short tails, it won’t be that much quieter with cats. But if you’re running a good catback exhaust with resonators and proper mufflers, then yes it will be moderately quieter. __________________ "That’s when you know you’ve found somebody special. When you can just shut the fck up for a minute and comfortably enjoy the silence.”-Mia (Pulp Fiction)*

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