I'm doing a whole new exhaust on my 3.8l supercharged with ram gtx air intake and 3 in sc pulley and figured while it is out to do a tune up. Have ac Delco plugs and wasn't sure how much of a difference wire and coil pack brands make.
Any advice?
Thanks
Tim
White gtp with two scoops in the hood and 20 in black rims. Zzp stamped on back