Independent · Source-led · American performance history Issue 01 · 1951–2023
American Muscle Car Facts

Showroom arguments.
Race-bred answers.

General Motors option code

QCZ  — P245/40R19-94W summer-only performance blackwall tires

QCZ (P245/40R19-94W summer-only performance blackwall tires): a General Motors factory option code recorded on 1 model across 2009, with installs and price where a source states them.

1 model · 1 model year · 1 source

Gray 2009 Pontiac G8 GXP sedan with hood vents, split grille and GXP lower fascia, seen from the front three-quarter at a street car show
2009 Pontiac G8 GXP sedan in gray Photo: Charles from Port Chester, New York, CC BY 2.0, via Wikimedia Commons

Every sourced appearance

Year Model As named that year Price Installs
2009 Pontiac G8 GXP P245/40R19-94W summer-only performance blackwall tires RPO Unknown 1,087 Reported

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