Vauxhall ECOTEC engine cover, although that's not really a drivetrain modification.
Interior
LTZ/RS Instrument Cluster surround
Replaced 60% back seat with non Eco seat back with cupholder, added 3.8 pounds to the car as a result.
Painted console trim pieces body color.
Custom painted Z-28 Camaro steering wheel
Exterior
Working for a squadron that has the gryphon as its mascot, I decided to change the badges on my car to show support for the squadron, hence Vauxhall.
VG Shark Fin antenna
Add-on fog lights (GM)
Audio
Stock, I am forbidden from providing my own in-car entertainment when passengers are present.
