Shop › BMW E30 Early Model M20 Engine Harness Main DME Loom m20b25 Image 1 of 9 Image 2 of 9 Image 3 of 9 Image 4 of 9 Image 5 of 9 Image 6 of 9 Image 7 of 9 Image 8 of 9 Image 9 of 9 BMW E30 Early Model M20 Engine Harness Main DME Loom m20b25 $250.00 BMW E30 Early Model M20 Engine Harness Main DME Loom m20b25Removed from 1987 325is. Add To Cart Added! BMW E30 Early Model M20 Engine Harness Main DME Loom m20b25Removed from 1987 325is.