Definition
OEM components guarantee fitment and emissions compliance.
Many enthusiasts mix OEM reliability with targeted aftermarket upgrades.
Automotive Wiki
General
OEM
Original equipment manufacturer — parts made to factory specifications for a vehicle.
Related terms
- AftermarketParts and accessories produced by third-party companies rather than the vehicle …
- OEM PlusA build philosophy using subtle factory-style upgrades rather than extreme custo…
- StanceA build style emphasizing aggressive wheel fitment, ride height, and visual atti…
- Sleeper BuildA high-performance vehicle with understated exterior appearance.
- Bolt-On ModA modification installable without internal engine work, such as intake or exhau…
- Full Bolt-OnA common package of intake, exhaust, headers, and tune without opening the block…
Category: General · Updated August 31, 2026