Quote:
Originally Posted by LT4Greg
The AFM hardware is there in the M6 LT1s but not functional. Probably done as a cost savings to GM to build just one engine for the Camaro. Now so far as I know the LT4s don’t have AFM because of the supercharger which I could be wrong but some threads posted say it doesn’t have AFM. And also when you buy a new ZL1 or ZL1 1LE you pay a gas guzzler tax which the SS doesn’t have!
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Z06 has AFM, so LT4 has the hardware, just not active on the ZL1.