What BMW Models Have the B58 Engine?
The BMW B58 is a 3.0-liter turbocharged inline-6 cylinder engine that has powered many of the brand’s high-performance luxury vehicles since its introduction in 2015. Combining strong power delivery with efficiency and refinement, the B58 represents the latest evolution of BMW’s storied 6-cylinder engine lineage.
But exactly which BMW models utilize this magnificent powerplant? As a core part of BMW’s current engine portfolio, the B58 can be found under the hood of sedans, coupes, SUVs and sports cars across their model range.
BMW Sedans and Coupes with the B58 Engine
Several of BMW’s fastest accelerating and most driver-focused sedans and coupes rely on the B58 engine to deliver an intoxicating mix of power and poise:
BMW M340i and M340d
Part of the latest G20/G21 generation 3 Series range, the M340i sedans and wagons produce 382 horsepower and 369 lb-ft of torque from their B58 engine, rocketing them from 0-60 mph in under 4.4 seconds. Crisp steering and balanced handling helps translate all that muscle into grins.
BMW M440i
Essentially a coupe version of the 3 Series, the gorgeous new G22 BMW M440i also enjoys 382 B58-powered horses. Matching the M340i for straight-line speed, it’s slightly sharper to turn in yet still polished for everyday use.
BMW M240i
Another stylish coupe, the compact rear-wheel drive M240i delivers 335 horsepower care of a B58 underhood. Agile like a sports car yet comfortable when needed, it hits 60 mph in 4.3 seconds despite its small footprint.
BMW 540i
Slotting in above the mainstream 5 Series models, the athletic BMW 540i entices drivers with a smoother, more luxurious take on the B58 straight six. Its appropriately upscale cabin cossets passengers against unwanted noise harshness too.
BMW SUVs Equipped With the B58
Proving its versatility, BMW has transplanted the B58 into several sporty SUV models craving extra performance:
BMW X3 M40i and X4 M40i
Near the top of the X3 model lineup, the M40i version utilized the B58 to put down 355 horsepower through all four wheels. The coupe-like X4 crossover shares this drivetrain too, focusing more on styling over practicality while matching the X3 for speed.
BMW X5 40i, X6 40i and X7 40i
Ranging from the 5 seater X5 to the luxurious 7 seat X7, this trio of upscale BMW SUVs all rely on the B58 engine for motivation. Delivering 335 horsepower and 331 lb-ft of torque, these substantial yet surprisingly rapid family haulers each hit 60 mph in under 5.5 seconds.
Additional BMW Vehicles With the B58 Powerplant
Alongside their core sedan, coupe and SUV offerings, the prestigious B58 also propels these special BMW models:
Toyota GR Supra
Thanks to BMW and Toyota’s sports car collaboration, the latest A90 Toyota Supra shares its entire B58 drivetrain alongside other major components with its BMW Z4 cousin. Tuned to produce 335 horsepower, this turbo inline-6 suits the Supra’s GT performance focus.
BMW Z4 M40i
Speaking of which, the Z4 convertible sees the B58 tuned up to 382 horsepower, launching it to 60 mph in just 3.9 seconds. With rear-drive balance and handling precision to match, it’s often hailed as the best drivers roadster BMW currently offers.
Morgan Plus Six
Adding to the B58’s cachet, boutique British automaker Morgan selected it to power their brand new Plus Six sports car. The first Morgan ever made with turbocharging, its bespoke chassis nevertheless stays true to the company’s classic driving recipe.
Discontinued and Special Edition BMW B58 Applications
The versatile, widely adopted B58 has also seen duty in various discontinued or specialized BMW models over the years too, including:
- Early 540i, 740i and 840i models
- Special edition 340i, 440i and 540i models
- Limited run M Performance Models
Future BMW Models Getting The B58
Having proven itself a paragon of smooth power delivery and real-world speed, BMW continues expanding installations of its masterful B58 engine.
Upcoming vehicles slated to adopt this magnificent six cylinder range from next generation 5 Series and 7 Series sedans to replacements for the X5 SUV, previewing another decade of B58 performance.
Conclusion
From hot rod sedans like the M3 and M4 to luxurious SUVs like the X5 and X7, the BMW B58 engine provides a perfect balance of power, efficiency and refinement.
Across coupes, sedans, crossovers and sports cars alike, it has cemented itself as one of BMW’s greatest modem engines. And with future models already confirmed, expect the BMW B58 to continue demonstrating the enduring potential of six cylinder performance.
