J.P. Morgan Auto Conference AUGUST 2021

©Nemak | Public 1 Forward-looking statement

This presentation contains forward-looking information based on numerous variables and assumptions that are inherently uncertain. They involve judgments with respect to, among other things, future economic, competitive and financial market conditions and future business decisions, all of which are difficult or impossible to predict accurately. Accordingly, actual results are likely to vary from those set forth in this presentation.

©Nemak | Public 2 Nemak at a glance

Established 1979

Revenue* 3.9 Billion dollars

EBITDA* 600 Million dollars

Footprint 38 Plants 15 countries

Employees +21K

Customers 60+

*2021 Guidance ©Nemak | Public 3 3 Portfolio of lightweighting solutions

Vehicles sold globally with Providing solutions from ICE to 1/4 Nemak components fully electric vehicles

Powertrain • Heads • Blocks • Transmission

Vehicle Structures • Longitudinal Members • Shock Towers • Subframes Electric Vehicles • Assembled Battery Housings ICE / PHEV BEV • Cast Battery Housings

* BEV – Battery Electric Vehicle / PHEV – Plug-In Hybrid Electric Vehicle / ICE – Internal Combustion Engine Vehicle • E-Motor Housings

©Nemak | Public 4 Diversified customer portfolio

©Nemak | Public 5 State-of-the-art facilities in major automotive markets

Czech Republic

Russia Poland 15 Countries Hungary

Slovakia Germany 38 United States Manufacturing facilities

Mexico Austria

China 10 Turkey Product Development Spain Centers

Argentina Brazil India 1/3 Supporting e-mobility & structural applications

©Nemak | Public 6 Recent developments

• Sustainability-linked bond issuances for €500 M & US$500 M

• Merger of Controladora Nemak into Nemak SAB

• 2021 Guidance update

• Backlog of awarded business worth ~US$1.8 B annually

©Nemak | Public 7 Established strategic plan aimed towards sustainable growth Enhance Profitability Strengthen the Core Long-Term Growth

Best-in-class performance Cash generation to fund growth Products & Segments Cost Reduction Use of Existing Assets Electrification Nemak’sOperating Efficiency Transformation:Footprint Evolution Structural & Chassis Enhanced Organization 2030 Strategy Innovation & Sustainability

©Nemak | Public 8 Increasing Nemak content per vehicle

Combustion Engine Hybrid Battery Electric ~US$500(1) ~US$600(1) ~US$1050(1)

Structural Components Hybrid Other EV Structural Components Trans Structural Components Components

Battery E-Motor Housings Housings

Head, Block & Trans Head & Block

Notes: (1) Nemak estimate for content per vehicle ©Nemak | Public 9 Focus on higher value-added solutions

Powertrain E-Mobility & Structural

Cylinder Engine Transmission Cast E-Motor PHEV Battery BEV Battery Heads Blocks Cases Structurals(1) Housings Housings Housings

Complex castings Large and complex components

Strong engineering requirements Multi-material / multi-process joining and assembly High barriers to entry Safety critical and strong market growth

2030 Addressable Market: ~US$17 B 2030 Addressable Market: ~US$23 B

Notes: (1) Considers cast longitudinal members, shock towers, and subframes ©Nemak | Public 10 E-mobility & structural business ~US$900 M annually

E-Mobility Components • Battery Housings BMW X5 Jeep Wrangler Porsche Taycan • E-Motor Housings

BMW i8 Mercedes-Benz Ford Mustang Mach-E GLE

Structural Components • Longitudinal Members • Subframes AMG SL232 Volvo Polestar

Mercedes-Benz BMW iNext BMW i4 EQS ©Nemak | Public 11 Also participating in commercial EVs

• Developing battery housings for light • First battery housing business awarded for commercial vehicles heavy-duty vehicles • Attractive content per vehicle

▪ Positioned in ~20% of EV(1) platforms to be sold between 2021 – 2025(2)

▪ Expanding capacity for assembled battery housings

▪ Largest independent manufacturer in North America of battery Producing components for ~100 BEV and housings for fully electric vehicles PHEV nameplates

Source: Company Estimates, IHS Markit Notes: (1) EV = BEV + PHEV (2) Considers vehicle nameplates to be sold in North America and Europe ©Nemak | Public 13 Committed to supporting a more sustainable automotive industry

2030 GHG* emission reduction target: - 28%

*Absolute reduction in Scope 1 and 2 greenhouse gas emissions against a 2019 baseline ©Nemak | Public 14 Solid financial performance amidst pandemic

Sales US$ M – quarterly trend

1,039 955 1,000 907 896 946 15

Volume 10 10.1 10.7 (M Eq.500 10.5 403 10.1 9.0 Units) 5 4.4 0 0 Operational Efficiencies 1Q20 2Q20 3Q20 4Q20 1Q21 2Q21

EBITDA US$ M – quarterly trend Improved Product Mix

178 150 169 150 EBITDA 142 20 New Product Launches Margin 19.9 15 (%) 15.7 15.9 16.3 15.7 10 5 0 -5 -9.2 -10 -37 1Q20 2Q20 3Q20 4Q20 1Q21 2Q21 EBITDA 13.5 -8.4 17.6 14.9 15.8 16.7 US$/eq. unit

• Total addressable market expected to grow from ~US$28 B to ~US$40 B in next decade

• E-mobility and structural applications expected to increase share of revenue from ~10% currently to ~30% by 2030

• Targeting margins 10-15% higher in e-mobility and structural applications compared to traditional powertrain applications

• Strong financial position to fund and capture growth

• Strengthening leadership in highly engineered e-mobility and structural applications

• Electrification driving growth of total addressable market