In this video we will be testing the effectiveness of BG Product's "Platinum Air Intake, Valve & Combustion Chamber Cleaner" in how well it can remove actual carbon deposits that have accumulated on the back of intake valves and intake runners.

0:00 Introduction
1:45 Product & Tool Overview
4:32 Valve Before Cleaning
5:44 Performing Cleaning Service
9:12 Valves Right After Cleaning
12:31 Valves After 500 Miles
14:00 Walnut Blasting
16:41 Conclusion