Never seen them this bad! 1/4 Million Mile Spark Plugs! #tuneup
17:01
Incredible Torque! 300 ft/lbs Crankshaft Bolt!
30:12
Oil Cooled Spark Plugs! Mitsubishi Lancer
16:57
Why Do LED Bulbs Fail? An Autopsy!
45:04
Infamous 3.3! Can’t kill it! Toyota Highlander AWD
12:15
Toyota Denso FK20HBR8 Iridium Long Life Spark Plug
25:37
Ford Mustang GT 4.6 Tune UP! Special Ford Plugs
9:21
Customer Replaced Spark Plugs And Now It Runs Bad!?
27:32