Originally Posted by SLP Performance
ZL is a trademark of SLP and has been for some time.
SLP is and was the tier 1 supplier that produced all 1996 through 2002 Camaro SS's. We do have an aftermarket division that does create many parts for the Camaro.
David @ Team SLP
Tell me why GMMG built the 69 2002 ZL-1 camaros and not SLP, if SLP had the trademark of ZL from GM? And what year did GM give SLP the ZL name? I call BS.