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countrypuppy4865 · 09-03-2014, 09:23 PM

LS1 requires an XIM ignition controller. You can use the xfi ecu and main harness, but it would still require an xim box and harness.

09-03-2014, 09:23 PM	#3
countrypuppy4865 Senior Member Join Date: Nov 2003 Location: Donaldsonville, LA Posts: 980 Likes: 17 Liked 228 Times in 70 Posts	Re: Ls1 tuneup help LS1 requires an XIM ignition controller. You can use the xfi ecu and main harness, but it would still require an xim box and harness. __________________ Jimmy "Cooter" Hidalgo, Jr. 4865 E/SA '04 GTO 4865 SS/GA '99 Firebird