CAMARO6 - View Single Post - Quieter than stock zle (event sound limts)

WhiteMale · 03-09-2022, 07:28 AM

Yep we've seen that old thread about valves closed, Chevy says in the manual or the supplement to not do that. Guy melted his rear bumper cover.

03-09-2022, 07:28 AM	#5
WhiteMale Drives: 23 ZL1 A10 Rapid Blue Join Date: Aug 2020 Location: MO Posts: 2,260	Yep we've seen that old thread about valves closed, Chevy says in the manual or the supplement to not do that. Guy melted his rear bumper cover.