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cajunzl1 · 11-27-2025, 03:25 PM

If I use a catted header (ARH with G sport cats) will the system have enough heat to keep the rear sensors happy? or do Ineed to have the rears tuned out before i do the install?

11-27-2025, 03:25 PM	#1
cajunzl1 Drives: 2018 ZL1 Join Date: Jun 2020 Location: Louisiana Posts: 121	check engine light with Catted headers? If I use a catted header (ARH with G sport cats) will the system have enough heat to keep the rear sensors happy? or do Ineed to have the rears tuned out before i do the install?