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Gen 3 LS ECM Programming Bench Harness Application - This bench-top harness that plugs into a standard wall outlet and allows you to connect a Gen 3 LS 4.8L, 5.3L, 6.0L computers (1999-2007) for tuning or testing via the OBDII port.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.