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MikeZ28 · 06-15-2009, 04:50 PM

How/why is the L99 exhaust more restrictive than the Camaro LS3 exhaust? I assumed all the Camaro V8s got the same exhaust but I could obviously be wrong.. Oh, did they do something funky with the L99 exhaust to change the sound when in AFM mode?

06-15-2009, 04:50 PM	#97
MikeZ28 Drives: '04 GTO, '00 Z28, '95 Z28 Join Date: Mar 2009 Location: Austin, TX Posts: 225	How/why is the L99 exhaust more restrictive than the Camaro LS3 exhaust? I assumed all the Camaro V8s got the same exhaust but I could obviously be wrong.. Oh, did they do something funky with the L99 exhaust to change the sound when in AFM mode?