General Motors option code

Y4Q

Y4Q: a General Motors factory option code reused for more than one part across 2016–2018 and 1 model — see the table for what it named each year, with installs and price where a source states them.

General Motors reused this code for more than one part over the years — read the "as named that year" column for what it meant on each row rather than assuming one meaning throughout.

1 model · 3 model years · 3 sources

White 2016 Cadillac CTS-V sedan with carbon hood vent, front three-quarter, on an airfield with mountains behind — 2016 Cadillac CTS-V sedan, Cadillac press photo General Motors

Every sourced appearance

Year	Model	As named that year	Price	Installs
2016	Cadillac V-Series	ATS-V: Track Performance Package (CFZ Carbon Fiber Package, UQT performance data recorder, JIM low-mass battery; deletes carpeted mats, inflation kit and tow hooks) RPO	Unknown	Unknown
2017	Cadillac V-Series	ATS-V: Track Performance Package (CFZ and UQT; bracket for a low-mass battery, battery sold separately) RPO	Unknown	Unknown
2018	Cadillac V-Series	ATS-V: Track Performance Package RPO	Unknown	Unknown

Every row traces to the source it links from on that model's own year page; this table only collects them in one place.