“The Global Leader for Parts and Solutions That Move Our World Today and Tomorrow”

Investor Presentation – November 2020

This presentation and any question and answer period or other communications afterwards may contain forward-looking statements with respect to the financial condition, results of operation and business of the company made pursuant to the safe harbor provisions of the Private Securities Litigation Act of 1995.

These forward-looking statements involve significant risks and uncertainties (some of which are beyond the control of the company) and are subject to change based upon various factors. These risks are detailed from time to time in the company’s periodic reports filed with the Securities and Exchange Commission and could cause actual results to differ materially.

Safe Harbor Statement 1

Premier supplier of non-discretionary automotive aftermarket hard parts25,000+ retail and traditional aftermarket outlets in the U.S. and Canada

33,000+ SKUs in multiple categories

Premier supplier of non-discretionary heavy-duty hard parts Cutting-edge testing and diagnostic technology for internal combustion and electrification

Top-tier manufacturer of next generation alternator and starter testers

Supplier of cutting-edge diagnostic equipment serving a global electric vehicle market

Electric vehicle power train and inverter technology portfolio

Fully integrated and scalable global supply chainGlobally positioned manufacturing and distribution centers support continued growth

Long-standing customer relationshipsNational retailers, traditional aftermarket outlets and OES suppliers

Industry Leading Management Team

Overview 2

* Estimates at consumer sales level ** Estimates based upon annualized unit shipment

Sources:1.The Lang Aftermarket Annual 20182.PWC Product Diligence Report and MPA Estimate3.AutoCare Fact Book 20184.Global Automotive Powertrain Testing Market 2017-2021 Report by Technavio

Top-tier Supplier of Non-Discretionary Automotive Replacement Parts

** ** ** **

$2.7 Billion Market* $900 Million Market* $545 Million Market* $350 Million Market*

Emerging Product Offerings

$4.9 Billion Market* $3.45 Billion Market*$1.1 Billion Market* $500 Million Market*

3

Average Age Vehicles in Year Range Categories, 2016-2019

Hard Parts Replacement Rates

Favorable Industry Dynamics

Source: EXPERIAN

Source: IMR

4

U.S. Motor Vehicle Population (VIO), 2010-2020In Thousands

Consistent Increases in Registered Vehicles in Operation and Annual Miles Driven

Source: EXPERIAN

Miles Driven AnnuallyIn Billions

5

The Aftermarket Sweet SpotThe Aftermarket “sweet spot” represents cars between six and twelve years of age that will likely require

replacement parts.

Upward ExpansionThe aftermarket “sweet spot” has stopped declining and the current upward growth trend is expected to

continue for the next several years.

Strong TailwindsDrives demand for replacement parts and growth

Source: Experian Automotive VIO as of December 31, 2019 (Light Duty Registered Vehicles)

Pre-Sweet Spot

6

Long-Standing Customer RelationshipsNational retailers, traditional aftermarket outlets and OES suppliers.

*Aftermarket and warranty programs – No OEM

*

7

Respected Brand Portfolio 8

Torrance, CACorporate HeadquartersEngineeringQuality ControlEducation and Technology Centers

MexicoEngineeringQuality ControlRemanufacturingDistributionWarehousing

CanadaEngineeringQuality ControlManufacturing

New YorkEngineeringQuality ControlManufacturing

TennesseePurchasing

IndiaEngineeringQuality ControlManufacturing

SingaporeWarehousing

MalaysiaEngineeringQuality ControlManufacturingRemanufacturing

ChinaEngineeringQuality ControlWarehousing

Global FootprintGlobal network of manufacturing and distribution facilities are strategically positioned -- enabling efficient material sourcing, product manufacturing and distribution

*Map does not show all MPA manufacturing and distribution facilities.

9

Global Footprint96% offshore production

Cutting edge manufacturing facilitiesInternational workforce of approximately 4,000

Growth InitiativesExpanded manufacturing capacity for all product lines

Expansion in Mexico nearing completion, including ramp up of brake caliper program

Sales and operational enhancements to acquired heavy-duty rotating electrical business

Completion of multi-product production capacity in Malaysia

Increased sales and marketing initiatives to support acquired electric vehicle and aerospace technology

Relocation of product lines to lower-cost manufacturing and distribution facilities

Continuous global focus on enhancing operating efficiencies

A Scalable Infrastructure for Growth 10

Rotating Electric

Hubs and Bearings

Brake Power BoostersBrake Master Cylinders

Brake PadsTurbochargers

Product portfolio of premium non-discretionary replacement hard-parts and component testing equipment

Brake Rotors

Electrical ComponentTesting

Brake Calipers

11

Large market opportunityLeverage current customer base with new products

New customer opportunities gaining momentum Programs tailored for retail and traditional markets

New offerings complementary to existing product lines

Consolidating Brake-line Supplier BaseReduced to just a few top-tier suppliers

Estimated Retail Market Size

Strategic Brake Product-Line Expansion

Sources:1. Frost and Sullivan, June 20162. MPA estimates 2018

12

Strategic PositionExpansion of existing products into current and heavy-duty markets

Utilization of manufacturing capabilities in IndiaContinuous manufacturing process improvements

ProductsNew and remanufactured heavy-duty starters, alternators and

electrical components

Complementary Heavy-Duty Rotating Electrical Product Line

Sources:1. Frost and Sullivan, March 2017

13

Electrification Gaining Traction 14

Electric Motor & InverterDevelopment Testing

Cutting-Edge TechnologyAutomotive & aerospace electric development and testing equipment portfolio serving customers worldwide

Battery Testing

Active Load (Motor)Emulators

Direct CurrentEmulators

Electric Motor & InverterPerformance Testing

15

Strategic GrowthLeverage existing customer channels

Capitalize on rapidly emerging electric vehicle market

Testing Solutions for Today and TomorrowBench top alternator and starterProduction alternator and starterAlternator and starter endurance

Electric engine emulatorsElectric power train and aerospace propulsion

Hybrid vehicle electric motor

Cutting-Edge Technology

Sources:1.Technavio.com, “Global Automotive Powertrain Testing Market 2017-2021”, October 20172.Technavio.com, “Global Automotive Powertrain Testing Services Market 2018-2022”, April 20183.Market estimated based on management estimates, (target and D&V)

16

Testing Categories• Emissions - air pollutant reduction

✔ Powertrain - ICE and EV

• Proving Ground – traditional track testing • Vehicle Dynamics Testing – vehicle response to

driver inputs• Aerodynamic Testing – subset of vehicle dynamics;

how vehicle responds to air flow

✔ Reliability Testing – defines long-term failure modes

• Material Testing – analyzes trade-offs between use of materials; light-weighting

✔ Noise & Vibration Testing – measurement of acoustics associated with vehicle

• Chassis Dynamometer / Climatic Testing – vehicle response to heat, cold, & humidity

✔ Component Testing – dampers, engine mounts, tires, etc

✔ Simulation - mHIL and pHIL - full Vehicle, sub-assembly, and component simulation / mechanical, electrical

Market Segments

✔ Internal Combustion

✔ Hybrid and Electric Vehicle

✔ Aero / Aviation and Rail

• Marine

R&D spend drives test budget. Auto R&D spending focused on HEV, autonomous vehicles, and mobility service areas

✔Areas of involvement

Testing and DiagnosticsAreas of Focus for Electrification Market

17

Motorcar Parts Street SmartTM SuiteMarket analysis

Tailored customer programsBrand positioning and sales strategy development

Creative developmentCategory management

CatalogingSales training and field service

Vendor managed inventoryCollaborative planning, forecasting & replenishment

Consumer and end-user education programs

Value-Added ProgramsAward-winning marketing, merchandising and sales team partnerships.

18

Net Sales Five-Year CAGR – representing 12.2 percent growth(In Millions)

Sales Growth

Note:The Company adjusted net sales for ASC 606 for the years FY2017-FY2018[Accounting Standards Codification (“ASC”) Topic 606, Revenue from Contract with Customers (“ASC 606”)]

19

A $130 Billion Market for Automotive Aftermarket Hard Parts in North America

Solid Market Share Growth in Key Product Categories

Multi-year Investment Expansion Program Nearing Completion, Enhancing Growth and Profitability-Opportunities to leverage customer relationships and low-cost manufacturing footprint-

Positioned to Benefit As Supply Chain Consolidates and Demand Starts to Return to Pre-COVID 19 Dynamics

Highly Regarded Electric Vehicle Diagnostic Testing Portfolio for Automotive and Aerospace ApplicationsRecurrent service revenue opportunities

$11+ billion global market for diagnostic/testing equipment

Growth Opportunities in All Product Lines will Drive Further Growth

Reputation for service, quality and production capacity enables horizontal expansion

Investment Considerations 20

Gary S. MaierVice PresidentCorporate Communications and Investor Relations

310-972-5124

Contact 21