Originally Posted By: Astro14
I wouldn't say that they combined them...both are re-formulated...one is now called EDGE with Syntec (black bottle)...and one is called EDGE with titanium (gold bottle)...
Both are good oils...in the case of your 4.6, it depends on what kind of driving you do, but you should be able to run either as long as you've been running the QSUD...
true... i run QSUD for 7-8K, EDGE could handle it im sure, i have heard that EDGE is a 15K OCI, is that true?