Best Spark Plug for 5.3 with Supercharger?
#31
No issues here. I can assure you it's not too cold for my mild turbo setup on 91-93 pump gas. I noticed a smoother running engine and perceived power increase running the -8 plugs
Thread
Thread Starter
Forum
Replies
Last Post
rojeho
GMT 800 & Older GM General Discussion
4
08-08-2015 07:20 PM
05GMC4.8
GMT 900 Trucks General Discussion
5
08-07-2015 09:55 PM
wheeliE-maxx
Tuning, Diagnostics, Electronics, and Wiring
10
07-19-2015 05:37 PM