John Parts
789 subscribers
5:35
Little update with the shop and where I’ve been.
John Parts
246 views • 11 months ago
1:34
Episode 1 The Mad Scientist Hellcat Chronicles presented by Defier Performance
John Parts
243 views • 1 year ago
2:20
How much HP can you get out of a mid muffler delete and a hellcat lower air box on a stock 6.4
John Parts
856 views • 1 year ago
1:02
Walk through of Defier Performance
John Parts
205 views • 1 year ago
8:19
Mad Scientist Corner Episode #4 What is Boost?
John Parts
612 views • 1 year ago
7:00
Mad Scientist’s corner episode 3 Let’s Talk tuning
John Parts
1.5K views • 1 year ago
0:44
6.4 dyno results vs 6 psi on 93 octane with the Defier Performance Hellcat Supercharger Kit
John Parts
959 views • 1 year ago
0:35
But but but 6.4’s and boost don’t mix
John Parts
2.5K views • 1 year ago
2:56
The Mad Scientist’s corner Episode 2
John Parts
526 views • 1 year ago
4:39
Can you boost a 6.4? Finally a real answer
John Parts
25K views • 1 year ago
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