How much horsepower does a 3.5 twin-turbo V6 have?

Most 3.5-liter twin-turbo V6 engines make roughly 350–450 horsepower in mainstream applications, while high-performance versions can range from about 500 up to approximately 660 horsepower depending on the model, tune, and model year. The exact figure varies widely across manufacturers and vehicles, so context matters.

Why there isn’t a single number

The term “3.5 twin-turbo V6” describes an engine’s displacement and turbocharger configuration, not a fixed output. Automakers can calibrate boost pressure, timing, fueling, and cooling differently to prioritize towing, efficiency, or outright performance. Regional emissions rules, octane ratings, and even the presence of hybrid or electric supercharger systems can further change the rating from one model year or market to another.

Real-world examples and their horsepower ratings

Below is a selection of notable 3.5-liter (or closely related) twin-turbo V6 applications and their published horsepower figures, illustrating how outputs vary by brand and purpose. Model-year ranges and trims influence the numbers, so consider these representative rather than exhaustive.

• Ford 3.5L EcoBoost (F-150): about 365 hp (2011–2016); ~375 hp (2017–2020); ~400 hp (2021–present, depending on trim). High-output Raptor versions are rated around 450 hp (2017–present).
• Ford Expedition/Lincoln Navigator 3.5L EcoBoost: typically ~375–400 hp in earlier trims; up to ~440–450 hp in higher-output versions depending on model year and package (for example, recent Expedition Stealth Performance Package ~440 hp; recent Navigator ~440 hp).
• Ford GT 3.5L EcoBoost: approximately 647 hp (2017–2019) and 660 hp (2020–2022), showcasing the platform’s top-end performance potential.
• Lexus LS 500 3.5L twin‑turbo V6 (V35A-FTS): about 416 hp (most recent model years).
• Lexus LX 600 / Toyota Land Cruiser 300 (global) 3.5L twin‑turbo V6 (V35A-FTS): typically around 409 hp, depending on market calibration.
• Genesis/Hyundai 3.5L Smartstream twin‑turbo V6: roughly 375 hp in models like the Genesis G80/GV80/GV70; up to ~409 hp in G90 variants with an electric supercharger-enhanced version of the 3.5T system.
• Related note (nearby displacement): Toyota’s 3.4L twin‑turbo V6 (closely aligned with the Lexus 3.5L family) appears in the Tundra/Sequoia with about 389 hp in standard form and up to ~437 hp in hybrid i‑FORCE MAX configurations.

Taken together, these examples show that a “3.5 twin‑turbo V6” commonly lands in the mid‑300s to low‑400s for trucks and luxury sedans, while specialized high-output or supercar applications can exceed 600 hp.

What determines the horsepower rating

Several engineering and market factors drive the final horsepower number you’ll see on a window sticker or spec sheet. Understanding these helps explain why the same displacement and turbo count can yield very different outputs.

• Boost pressure and engine calibration: Higher boost and more aggressive tuning typically mean more power, within thermal and reliability limits.
• Fuel quality and octane: Ratings are often quoted on premium fuel; using lower octane or regional blends can reduce power.
• Cooling and intercooling capacity: Better charge‑air cooling supports higher sustained output and repeatable performance.
• Emissions and market regulations: Different regions enforce different standards, affecting calibrations and ratings.
• Intake/exhaust flow and thermal management: Hardware choices (turbos, manifolds, exhaust) influence how efficiently the engine breathes.
• Hybrid or electric-assist systems: Mild-hybrid, full-hybrid, or electric superchargers can increase peak output and fill turbo lag.
• Model-year updates: Mid‑cycle refreshes and new generations often bring revised ratings.

Because of these variables, horsepower can vary significantly even among engines that share displacement and forced‑induction architecture.

Key takeaways

If you’re asking how much horsepower a 3.5 twin‑turbo V6 has, the practical answer is: expect roughly 350–450 hp in mainstream trucks and luxury sedans, and anywhere from about 500 to around 660 hp in high‑performance or supercar applications. Always check the specific vehicle, trim, fuel requirement, and model year to get the exact figure.

Summary

A 3.5‑liter twin‑turbo V6 doesn’t have a single horsepower rating. In today’s market, it typically delivers 350–450 hp in standard tunes, with flagship or performance versions stretching to roughly 500–660 hp. Variations stem from tuning, fuel, emissions rules, cooling, and whether hybrid or supplemental boosting systems are used.

How much horsepower does a 3.5 twin turbo have?

375 HP
3.5L EcoBoost V6

Engine	3.5L EcoBoost® V6
Horsepower	375 HP
Torque	470 lb.-ft.
EPA-Estimated Fuel Economy (city/highway)	18 MPG/25 MPG
Max. Towing Capacity	13,200 lbs.

How much horsepower does a 2015 Ford 3.5 twin turbo EcoBoost V6 have?

The 2015 3.5L EcoBoost engine, primarily found in the Ford F-150, produces 365 horsepower and 420 lb-ft of torque, making it the most powerful engine option available in that truck at the time of its release. This twin-turbocharged V6 engine was a significant upgrade option and was well-regarded for its performance.
 
This video provides a walk-around and buyer’s guide for the 2015 Ford F-150 with the 3.5L EcoBoost engine: 58sINFINITI of Tacoma at FifeYouTube · Jul 13, 2024
Key Details:

• Horsepower: 365 hp 
• Torque: 420 lb-ft 
• Configuration: Twin-turbocharged V6 engine 
• Application: Commonly found in the 2015 Ford F-150 as an optional upgrade 
• Performance: At its launch, this engine was the most powerful option for the F-150, offering impressive torque that surpassed the 5.0L V8 option. 

How much horsepower does a twin turbo add to a V6?

A twin-turbo setup can add anywhere from 50 to over 1,000 horsepower to a V6 engine, but the exact amount depends heavily on factors like the size and type of turbos, the boost level (how much air they force into the engine), other engine modifications, and the engine’s inherent strength. Stock twin-turbo V6 engines, like those found in Ford’s EcoBoost or INFINITI’s VR-series, often see power gains of tens of horsepower over a naturally aspirated version, while aftermarket kits can add hundreds of horsepower or more on modified engines.
 
This video shows a twin-turbo V6 Challenger being modified and tested on a dyno: 58sBOOSTED LUCKEYYouTube · May 20, 2021
Key Factors Determining Horsepower Gain

• Turbo Size and Type: Smaller turbos typically spool faster, reducing turbo lag, while larger turbos can produce more total power. 
• Boost Level: This is the amount of additional air pressure the turbos create. Higher boost levels lead to greater power increases. 
• Engine Internals: The engine’s ability to handle increased pressure and power is crucial. Stock V6s may have limitations on how much boost they can handle safely, requiring upgrades to components like rods and pistons. 
• Engine Tuning: Aftermarket tuning optimizes fuel delivery and ignition timing for the added boost, allowing the engine to make the most power safely. 
• Supporting Modifications: Other upgrades like intercoolers (which cool the compressed air), larger injectors, and upgraded fuel pumps are often necessary to support higher power outputs. 
• Engine Design: Some factory-built twin-turbo V6s are designed from the ground up for high power, while others require extensive modification for significant gains. 

How much horsepower does a 2013 Ford 3.5 twin turbo EcoBoost V6 have?

The 2013 3.5L EcoBoost engine, primarily found in the Ford F-150, produces 365 horsepower at 5,500 rpm and 420 lb-ft of torque at 2,500 rpm. This twin-turbocharged V6 engine offers a combination of fuel efficiency and strong power output, making it a popular choice for the model year.
 
Engine Specifications 

• Horsepower: 365 hp @ 5,500 rpm
• Torque: 420 lb-ft @ 2,500 rpm
• Configuration: Twin-turbocharged and direct-injected 3.5L V6
• Valves: 24-valve DOHC

Key Features 

• Twin-Turbocharging: Uses two turbos to compress air, increasing horsepower and torque.
• Direct Injection: Precisely injects fuel directly into each cylinder for better efficiency and power.
• Intercooler: Cools the compressed air before it enters the engine, boosting power.
• Variable Cam Timing: Adjusts camshaft timing to optimize for either fuel economy or performance.