
1990 Porsche 911 · Singer Turbo Study
Singer Turbo Study born in May 2025, with a 3.8-liter twin-turbo flat-six, 503 hp, six-speed manual, rear-wheel drive, PTS Azzuro Thetys Metallic, Boomerang leather, carbon-fiber bodywork.
257 mimanual
Inspired by the Porsche 934/5 endurance racers of the 1970s, DLS Turbo pairs a 710 hp SAE net twin-turbo flat-six with extreme aerodynamic tailoring in either track-focused high-downforce or road-oriented configurations. Capped at 99 commissions.

Program engineering
A 3.8-liter four-valve flat-six featuring water-cooled cylinder heads, electric wastegates, air-to-water intercooling, and an engine-driven fan, generating 710 hp SAE net beyond 9,000 rpm.
Clients can specify their build with an immense high-downforce adjustable rear wing and aggressive front splitter for circuit use, or a streamlined road-oriented ducktail rear spoiler.
Short-wheelbase carbon-fiber monocoque extensions, center-lock magnesium wheels, Brembo carbon-ceramic brakes, and track-tuned remote-reservoir dampers engineered for severe track loads.
Live listings

Singer Turbo Study born in May 2025, with a 3.8-liter twin-turbo flat-six, 503 hp, six-speed manual, rear-wheel drive, PTS Azzuro Thetys Metallic, Boomerang leather, carbon-fiber bodywork.
257 mimanual

Offered by Graham Rahal Performance in Zionsville, Indiana.
855 mimanual
Wolf Blue Metallic.
89 mimanual

Singer Classic Turbo “Chappy” commission in PTS Aga Blue over bone leather, with the 3.8L twin-turbo flat-six, carbon-fibre body and roof, carbon-ceramic brakes, front lift system, and adjustable sport suspension.
476 mimanual
Weimaraner Grey Metallic over Monza Onyx.
275 mimanual
Closed listings
Prior appearances GarageScout has attached to this builder beyond the live set.

Singer “Elroy” commission with an Ed Pink 4.0-liter flat-six, paint-to-sample Tangerine Orange over black, and documented hand-crafted construction. Features include Öhlins suspension, Brembo carbon-ceramic brakes, limited-slip differential, and a six-speed manual.
791 mimanual
Tatooine commission, Singer Vehicle Design order #174, finished in Blue Blood over Cognac leather with custom weave inserts. Its 4.0L engine, Ohlins suspension, carbon roof, roll hoop, and Singer A and B services are documented.
219 mimanual
2,267 mi
PTS: Casablanca Beige Metallic over Chocolate Brown woven.
14,158 mimanual
300 mi

The 2019 build was repaired after a 2022 rear-end collision, with salvage-title and mileage discrepancies disclosed.
4,800 mimanual
1,162 mi
1,484 mi
7,821 mi
55 mi
Tell us what you're hunting and we'll let you know when it hits the market.