Lb7 Duramax Engine Wiring Harness
Custom standalone ecm / tcm harnesses (lb7, lly, lbz, lmm) Lbz tcm ecm lly lmm duramax lb7 harness standalone harnesses custom
Custom Standalone ECM / TCM harnesses (LB7, LLY, LBZ, LMM) - DMAX SWAP
![Custom Standalone ECM / TCM harnesses (LB7, LLY, LBZ, LMM) - DMAX SWAP](https://i2.wp.com/dmaxswap.com/dashboard/wp-content/uploads/standaloneharness_lbz.jpg)
Custom Standalone ECM / TCM harnesses (LB7, LLY, LBZ, LMM) - DMAX SWAP