Audi B9 S4 Full Aero Overhaul! (Front Lip, Diffuser, Mirror Caps, Etc!)
30:29
Audi S4 Sway Bar Kit Install, Handles Much Better!
28:39
Audi S4 Downpipe Exhaust & Stage 2 ECU/TCU (Aggressive Sound)
15:19
Rolls Cullinan v Cybertruck v NEW AMG G63: DRAG RACE
36:19
Modifying an Audi S4 in 36 Minutes
27:25
Adding 151 HP to my Audi S4 w/ E85! Tuning, Fuel Pump Upgrade & Ethanol Sensor
11:32
Ashes to Asphalt - The Tale of the 034Motorsport B9 Audi S4 Built in 24 Hours
32:26
S4 Gets Crazy Turbo Noise! Carbon Intake, Turbo Inlet, Strut Brace & More!
10:39