hr nitrous spark plugs?
08-29-2011, 03:01 PM
#1
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hr nitrous spark plugs?
ok so i just got a dynotune kit with alot of goodies, my question is what is the stock heat range for the hr? i need one step colder plugs and i went to autozone and he sold me autolite app 5325's. he said they are a step colder but im all confused because they are a domestic company and they go the higher the number the colder the plug? idk someone help me out 
lol
lol
08-29-2011, 04:14 PM
#2
sorry man he sold you the stock plug, 5325's are stock if you want less heat than you go down in numbers 5324. also go get some NGK plugs Autolight are junk. Iridium are nice 100k plugs
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