No matter what factors and test variables the SAE test/formulas use, they will never match your specific situation.
The only way to validate your specific vehicle and driving conditions is to actually use and test it.
If LC and SWRI said it makes an improvement, that is enough clout to let me know it may be worth the $60 gamble.
SWRI is a HUGE automotive test facility that most if not all major auto manufacturers use for thrid party testing.
The only way to validate your specific vehicle and driving conditions is to actually use and test it.
If LC and SWRI said it makes an improvement, that is enough clout to let me know it may be worth the $60 gamble.
SWRI is a HUGE automotive test facility that most if not all major auto manufacturers use for thrid party testing.