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the older cases just had a rectangle cutout for the DB37 connector and will not fit
Because the LSU 4
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This harness fits GM 4L60E transmissions with and without the LUF (lock up feel) control solenoid
giving you more flexibility for advanced builds
MS3Pro ULTIMATE GM LS 58x Plug and Play GM LS 58x Injector Style ULTIMATE:Multec (truck) the older cases just hadMS3Pro ULTIMATE GM LS 58x Plug and Play includes an MS3Pro ULTIMATE ECU, TunerStudio software and the most rugged & durable GM 58X custom harness available. Experience the MS3Pro ULTIMATE. Developed from the MS3Pro 1st Gen platform, the Ultimate brings NEXT LEVEL capability to MS3Pros staggering feature set beginning with a new high quality aluminum IP65 rated, water resistant enclosure. The MS3Pro ULTIMATE provides 10 programmable peak and hold
