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Ignition coils and spark plugs type on a DI

1.3K views 3 replies 4 participants last post by  Lifespeed  
#1 ·
Hi! Does anybody knows which ignition coils and spark plugs type are on a 2009 cts DI ( vin V) oem would be better or the AC Delco number, because the ones I found on eBay says it’s for the vin 7
 
#2 ·
Look here.
There are many choices, but I would stay with OEM for best reliability and performance:

 
#4 · (Edited)
I like NGK Ruthenium 91276 LTR6AHX DFE (double fine electrode) at 0.044" gap.

For coils I used Standard Motor Products UF375. Be careful, there are two different connector types for the LLT wiring harness, this is the older style. Look at what you have and compare it to the photo. OEM coils work as well, but these are half the price and have a good reputation in the VSport community. I've been using them for several years at high boost on my VSport, and also on my 2009 LLT.