Seventh generation · G20/G21 · 2019–present

2019BMW 3 Series


The current 3 Series — sedan (G20) and Touring (G21) — on the CLAR platform, with plug-in-hybrid 330e options and the twin-turbo G80 M3, the first M3 offered as a Touring wagon (not US-sold).

Seventh generation · G20/G21

2019 BMW 3 Series G20 sedan, front three-quarter view

Photo: “2019 BMW 3 series.jpg” by Ee2mba / Wikimedia Commons, licensed under CC BY-SA 4.0. Cropped to 16:9.

Quick facts

Engines
1offered2.0L B46 turbocharged inline-four
Top output
255hp2.0L B46 turbocharged inline-four

Body stylesFour-door sedan

Start here

What do you need to know?

This page covers the whole 2019 BMW 3 Series model year. Choose your task first; exact trims and engines are separated where the factory offered different versions.

Complete, source-verified lineup

Find your exact 2019 3 Series

Start with a family, body style, or engine. Every card opens the facts and maintenance information for that factory version.

2factory configurations
Verified complete for the U.S.-marketHow this lineup was verified

We checked this U.S.-market lineup against period sources for the rear- and all-wheel-drive 330i sedans in BMW of North America's all-new G20 launch roster. Every version shown below has its own detail page.

Verified 2026-09-01 from BMW of North America — all-new 2019 BMW 3 Series.

2versions shown

The 2019 model year

Overview

The seventh-generation G20 3 Series launched in the United States for 2019 as the 330i and all-wheel-drive 330i xDrive sedans. Both used BMW's 255-hp turbocharged 2.0-liter four-cylinder and eight-speed automatic; the M340i pair followed as 2020 models rather than belonging to the 2019 roster.

Specifications

Engines
  • 2.0L B46 turbocharged inline-four255 hp
Body styles
Four-door sedan

Year over year

What changed

  • All-new G20 generation on the CLAR platform.
  • The US launch roster comprised rear-wheel-drive 330i and all-wheel-drive 330i xDrive sedans.
  • Every 2019 US configuration used an eight-speed automatic.

Worth knowing

Notable

  • US debut of the seventh-generation G20.
  • The M340i, 330e plug-in hybrid, and G80 M3 had not yet entered the US model-year roster.

Living with it

Reliability & ownership notes

  • As the G20 launch year, verify completed campaigns, software updates, and maintenance history on used examples.
  • Identify rear-wheel drive versus xDrive before ordering driveline, suspension, or front-axle parts.

Maintenance & service parts

Keep your 2019 3 Series on the road

Start with the service interval, then match the engine or exact version you own. Order links appear only when a catalog-backed part number is available, and every listing still needs a fitment check.

Service desk

What this car needs & when

Use this as a service-planning checklist for 2019 BMW 3 Series. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
5
Factory intervals
0
Fitment-scoped
5
Exact references
1

Before orderingIdentify your engine, options and build date.Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.

  • Engine oil and filter

    Fitment must be confirmed

    BMW publishes this as a Condition Based Service task: follow the vehicle's displayed date/mileage forecast rather than a fixed generic interval.

    Applies to: 2019 · United States

    Source: BMW USA — 2019 Maintenance booklet (preserved mirror) · Maintenance System — engine oil · checked

  • Brake fluid

    Fitment must be confirmed

    BMW publishes this as a Condition Based Service task: follow the vehicle's displayed date/mileage forecast rather than a fixed generic interval.

    Applies to: 2019 · United States

    Source: BMW USA — 2019 Maintenance booklet (preserved mirror) · Maintenance System — brake fluid · checked

  • Cabin microfilter

    Fitment must be confirmed

    BMW combines this task with the engine-oil service occurrence identified by the vehicle.

    Applies to: 2019 · United States

    Source: BMW USA — 2019 Maintenance booklet (preserved mirror) · Maintenance Intervals — "combine with Engine oil" tasks · checked

  • Engine air filter

    Exact reference available

    BMW combines this task with the engine-oil service occurrence identified by the vehicle.

    Applies to: 2019 · United States

    Source: BMW USA — 2019 Maintenance booklet (preserved mirror) · Maintenance Intervals — "combine with Engine oil" tasks · checked

    2.0L B46 turbocharged inline-four (255 hp / 295 lb-ft) — K&N 33-3136

    K&N 33-3136

    Manufacturer-catalog replacement-part fitment only; it does not establish a BMW service interval. Confirm the VIN, production date, engine, and installed filter dimensions before ordering.

    Applies to: 2019 · 2.0L B46 turbocharged inline-four (255 hp / 295 lb-ft) · 330i · United States · Exact model-year and engine-family catalog scope; verify VIN and production date before ordering.

    Source: K&N — current BMW 330i/M340i replacement air-filter catalog · 2019 BMW 330i/330e/M340i 2.0L/3.0L gasoline or plug-in hybrid — 33-3136 · checked

    Verified ordering references

    2.0L B46 turbocharged inline-four (255 hp / 295 lb-ft) — K&N 33-3136

    K&N 33-3136

    Manufacturer-catalog replacement-part fitment only; it does not establish a BMW service interval. Confirm the VIN, production date, engine, and installed filter dimensions before ordering.

    Applies to: 2019 · 2.0L B46 turbocharged inline-four (255 hp / 295 lb-ft) · 330i xDrive · United States · Exact model-year and engine-family catalog scope; verify VIN and production date before ordering.

    Source: K&N — current BMW 330i/M340i replacement air-filter catalog · 2019 BMW 330i/330e/M340i 2.0L/3.0L gasoline or plug-in hybrid — 33-3136 · checked

    Verified ordering references

  • Spark plugs

    Fitment must be confirmed

    BMW combines this task with the engine-oil service occurrence identified by the vehicle.

    Applies to: 2019 · United States

    Source: BMW USA — 2019 Maintenance booklet (preserved mirror) · Maintenance Intervals — "combine with Engine oil" tasks · checked

Collect

Bring this model year home

Find a scale model using the exact year, make, and model—not a generic generation search.

Sources

  1. BMW of North America — all-new 2019 BMW 3 Series

Other Seventh generation years

All Seventh generation · G20/G21 years →

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