# NASCAR Cup Car (Gen 6)

- Source: https://racingcarnetwork.com/wiki/nascar-cup-car-gen-6/
- Publisher: Racing Car Network (racingcarnetwork.com), the race car marketplace
- Type: car
- Discipline: oval-racing
- Era: 2010s
- Last updated: 2026-07-06

The Gen 6 is NASCAR's manufacturer-identity era: the 2013-2021 Cup car — the EFI-era 358s, the brand-styled silhouettes — the generation now flowing into the ex-Cup market behind the Gen 4 wave.

## Specifications

| Spec | Value |
|---|---|
| Engine | 358 V8 EFI (package eras) |
| Power | ~550-750 hp per package |
| Construction | Team-built steel silhouette |
| Era | 2013-2021 (last team-built) |
| Ledger | Johnson close, Logano-Busch wars |
| Diligence | Builder law + EFI documentation |
| Years | 2013–2021 |
| Class | Last team-built generation |

## History

NASCAR's manufacturer-identity reset raced as the Gen 6 (2013-2021): the brand-styled generation — the design brief (the Car of Tomorrow's anonymous silhouette corrected: the Chevrolet-Ford-Toyota body identities the manufacturers demanded back), the EFI-era powertrain (the fuel-injected 358s' ~750-then-550 horsepower per the package eras — the tapered-spacer politics the seasons argued), and the team-build culture continuing (the charter-era shops' chassis construction the provenance grammar) — racing nine seasons of the modern era: the Johnson-dynasty close, the Logano-Busch-era title wars, the package-experiment years (the high-downforce-versus-low arguments the era's competition politics), and the 2022 Next Gen handover (the spec-car revolution retiring the team-built tradition itself) that made the Gen 6 the last of the fabrication-shop generations.

The last-team-built economics frame the afterlife: the ex-Cup flow beginning (the fleets cycling toward the track-day-and-collector channels the Gen 4 wave mapped), the builder-provenance law inherited, and the EFI-era custody (the modern electronics' documentation the generation's added grammar).

The last-of-the-line identity structures the market: the fabrication-tradition close (the Next Gen's spec revolution making every team-built car history), the race-provenance scholarship, and the coming-wave positioning behind the Gen 4's established market.

The present is ex-Cup custody: builder law, EFI documentation, and the last-team-built story throughout.

## Palmarès

Nine seasons of the modern era — the Johnson-dynasty close through the Logano-Busch title wars — the last team-built generation's ledger.

## What to check before you buy

Last-team-built law: builder provenance first (the charter-era shops' construction the price driver — the Gen 4 rule inherited whole: the chassis constructor over the livery), EFI-era documentation (the fuel-injected package's electronics the added custody — the modern spares world's team-sourced paths), package-era identity (the horsepower-and-downforce configurations per season), and coming-wave pricing realism (the Gen 6 flow building behind the Gen 4's established track-day market — the earlier generation the value benchmark, the newer the appreciation case). The last-of-the-line story is the collector angle: the fabrication tradition's final form before the spec revolution.

## Did you know

- The brands got their faces back: the Gen 6 correcting the CoT's anonymous silhouette.
- The last of the team-built: the Next Gen's spec revolution closing the fabrication era.
- The packages were the politics: high-versus-low downforce arguments running the era's seasons.

## Related entries

- NASCAR Cup Car (Gen 4) — https://racingcarnetwork.com/wiki/nascar-cup-car-gen-4/
- NASCAR Xfinity Car — https://racingcarnetwork.com/wiki/nascar-xfinity-car/
- Late Model Stock Car — https://racingcarnetwork.com/wiki/late-model-stock-car/
- Holden Commodore V8 Supercar — https://racingcarnetwork.com/wiki/holden-commodore-v8-supercar/