What Interstate-McBee, LLC does

Interstate-McBee, LLC is a privately held, family-owned manufacturer and distributor of aftermarket diesel and natural gas engine replacement parts, founded in 1947 in Cleveland, Ohio and currently headquartered in a 200,000 square-foot facility in Oakwood Village. The company produces new and remanufactured fuel injectors, gaskets, engine rebuild kits, turbochargers, and cylinder heads covering eight major engine platforms — Caterpillar, Cummins, Detroit Diesel, Navistar, John Deere, Volvo/Mack, EMD/GE (rail), and Waukesha — with a catalog exceeding 25,000 part numbers. Its proprietary ECOTIP Superstack technology (patented in 1992) is the exclusive OEM mechanical fuel injection used by Electro Motive Diesel in all emissions-certified EMD engines.

The business operates a B2B distribution model exclusively through manufacturers, wholesalers, distributors, and retailers, never selling to individual consumers. It maintains six U.S. facilities (headquarters plus branch warehouses in Florida, Texas, California, and Nebraska), an international sales representative network spanning 90+ countries, and a global authorized stocking distributor network. Go-to-market combines enterprise field sales via regional sales managers across North America, inside sales support, and an account-based B2B online ordering portal. Manufacturing capabilities include in-house gasket production (over 1.5 million gaskets annually, 2,500+ unique designs) using advanced machining (Turning, Milling, ECM, Wire EDM, Swiss Machining) and strategic heat treatment partnerships; quality systems are ISO 9001:2015 certified with Design Certified status, and rail products hold AAR M 1003 certification.

Revenue is generated primarily through one-time hardware sales of replacement parts, supplemented by a remanufactured fuel injector core exchange program. Key end-markets served are on-highway trucking, construction/mining, rail, natural gas, marine, power generation, agriculture, and defense. The company holds a Presidential "E" Award for Excellence in Export (1985) and is privately owned by the founding Buescher family with no institutional investor involvement identified in the source materials.

Name

Interstate-McBee, LLC

Legal name

Interstate-McBee, LLC

Website

https://interstate-mcbee.com

Company type

Private

Founded year

1947

Operating status

Operating

Headcount range

251–500 employees

Ownership category

akta.pro rank

Headquarters

HQ city

Cleveland

HQ country

United States

HQ region

North America

Offices6 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Aftermarket Replacement Parts Sales: Sale of new and remanufactured diesel engine replacement parts including fuel injectors, gaskets, engine rebuild kits, turbochargers, cylinder heads, and more. The company manufactures and remanufactures parts for major engine OEMs including Caterpillar, Cummins, Detroit Diesel, Navistar, John Deere, and Volvo/Mack.
2. Remanufactured Fuel Injectors: Core remanufacturing program where customers can exchange used injector cores for professionally remanufactured units. Strict quality control ensures only qualified parts are used in remanufacturing process.
3. Gasket Manufacturing: In-house manufacturing of gaskets using over 30 different base materials. Produces over 2500 unique gaskets and manufactures over 1.5 million total gaskets annually.

Go-to-market motion3 records

Distribution channels5 records

Marketing channels6 records

Core offering

Interstate-McBee is a U.S.-based manufacturer and remanufacturer of new and remanufactured diesel engine replacement parts, including fuel injectors, fuel injection components, gaskets, engine rebuild kits, turbochargers, and cylinder heads. The company supplies aftermarket replacement parts covering major engine OEMs including Caterpillar, Cummins, Detroit Diesel, Navistar, John Deere, Volvo/Mack, Waukesha, and EMD/GE, selling exclusively through manufacturers, wholesalers, distributors, and retailers across 90+ countries.

Product overview

Interstate-McBee is a comprehensive aftermarket parts supplier and manufacturer for diesel and natural gas engines, offering both new and remanufactured products. The company operates as a multi-brand portfolio with distinct product lines for Caterpillar®, Cummins®, Detroit Diesel®, Navistar®, John Deere®, Volvo/Mack®, EMD/GE®, and Waukesha® applications. Core offerings include fuel injection components (injectors, pumps, nozzle assemblies), gasket kits, engine rebuild kits, turbochargers, and cylinder heads. The company differentiates through in-house manufacturing capabilities with ISO 9001:2015 certification, proprietary Ecotip® Superstack technology, and AAR certification for rail applications. Digital tools include Injector Selector and Kit Selector tools to help customers identify correct parts. Products are sold exclusively through manufacturers, wholesalers, distributors, and retailers, with an online ordering portal for existing customers.

Differentiator

Problem solved

Functional benefit

Brands

• Ecotip Superstack: Exclusive patented fuel injector technology featuring reduced 'sac' area, matched components for enhanced performance, and a patented check valve to reduce fuel consumption. Available for all EMD engine applications with mechanical fuel injection.

Products and services

• Caterpillar Replacement Parts Aftermarket replacement parts for Caterpillar diesel engine applications including engine rebuild kits, fuel injection components, gaskets, turbochargers, cylinder heads, crankshafts, pistons, cylinder liners, and bearings. Sold to wholesalers, distributors, and diesel service operations.
• Cummins Replacement Parts Aftermarket replacement parts for Cummins diesel engine applications including ISX, QSX, NT/N14, KT/QSK, C/ISC/QSC/ISL/QSL, L10/M11/ISM/QSM, and natural gas platforms. Sold to B2B distributors and service operations.
• Detroit Diesel Replacement Parts Aftermarket replacement parts for Detroit Diesel engine applications including Series 60, 71, 92, 53, DD15, DD13, and 149 series engines. Sold to diesel parts distributors and rebuild shops.
• Navistar Replacement Parts Aftermarket replacement parts for Navistar engine applications including DT466/DT466E, DT530, DT360, MAXX FORCE, and 7.3L Power Stroke engines.
• EMD/GE Fuel Injectors and Components World's leading independent manufacturer of fuel injectors and injector components for EMD and GE locomotive engines, featuring patented Ecotip Superstack technology. Includes new injectors, UTEX injectors, and pumps for EMD Tier-0 through Tier-3 emissions certified engines. AAR M 1003 certified.
• John Deere Replacement Parts Aftermarket replacement parts for John Deere engine applications including 4045, 6068, and 6090 engine series, with engine overhaul kits featuring alloy cast iron cylinder liners and high-quality gasket sets.
• Volvo/Mack Replacement Parts Aftermarket replacement parts for Volvo/Mack engine applications including D13 and MP8 engines.
• Waukesha Replacement Parts Aftermarket replacement parts for Waukesha engines including cylinder head components, valve train components, and complete gasket coverage for VHP-7044 and VGF engine models.
• Gaskets and Gasket Sets In-house manufactured gaskets using over 30 different base materials, producing over 2,500 unique gaskets and over 1.5 million total gaskets annually. Made in the USA using 100% asbestos-free material, covering Caterpillar, Cummins, Detroit Diesel, Navistar, John Deere, Volvo/Mack, and Waukesha applications.
• Fuel Injectors (New and Remanufactured) New and remanufactured fuel injectors and fuel injection components for diesel and natural gas engines. All injectors are 100% tested for pressure, leakage, fuel output, and electrical timing.
• Ecotip Superstack Patented injector technology featuring reduced sac area, matched components for enhanced performance, and a patented check valve. Provides up to 3% fuel savings, 44% reduction in emission particulates, elimination of fuel drip after injection, improved engine response at higher altitude, and increased component reliability. Available for all EMD engine applications with mechanical fuel injection.

Quantifiable outcome

• ECOTIP technology provides fuel savings up to 3%
• +5 more outcomes

Named customers7 records

Segments8 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Electro Motive Diesel (EMD)coreOEM/ Whitelabel/ Licensing Partner · 1 January 1999Interstate-McBee is the exclusive OEM mechanical fuel injection supplier to EMD. All initial EMD emissions certified engines use IMCB patented Ecotip technology. Company supplies all mechanical injectors and components for both non-emission and EMD's Tier-0 and Tier-0+ emissions-certified kits.

Scale indicators10 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• PAI Industries: PAI Industries is a manufacturer and distributor of heavy-duty aftermarket parts for commercial trucks, with product lines covering major engine and chassis applications. Comparable to Interstate-McBee as a multi-brand heavy-duty aftermarket parts manufacturer serving distributors and fleet service customers.
• Dorman Products: Dorman Products is a leading North American aftermarket parts supplier and manufacturer offering more than 120,000 SKUs across vehicle systems. While broader in scope, Dorman's heavy-duty and engine management product lines compete with Interstate-McBee in the diesel/commercial vehicle aftermarket distribution channel serving retailers and service centers.
• FP Diesel: FP Diesel specializes in fuel injection and diesel engine parts remanufacturing for Caterpillar, Cummins, Detroit Diesel, and other heavy-duty applications. Directly comparable to Interstate-McBee's fuel injector remanufacturing and aftermarket parts business model, serving the same diesel service and distributor customer base.
• Alliant Power: Alliant Power is one of the largest independent aftermarket suppliers of diesel engine parts and remanufactured components in North America, with overlapping product lines for Ford Power Stroke, Dodge Cummins, and Navistar applications. Directly comparable to Interstate-McBee as a multi-brand diesel aftermarket parts manufacturer and distributor serving distributors and service shops.
• Stanadyne: Stanadyne is a designer and manufacturer of fuel injection systems and components for diesel engines, with strong positions in both OEM and remanufactured/aftermarket channels. Comparable to Interstate-McBee in fuel injection expertise and remanufacturing, with overlap in diesel engine component supply to engine OEMs.

Broad incumbents

• MAHLE Aftermarket: MAHLE is a global automotive and engine components manufacturer with a substantial aftermarket division supplying pistons, cylinder heads, gaskets, filters, and engine management parts. Comparable to Interstate-McBee in engine components manufacturing and aftermarket distribution, though MAHLE is much larger and broader across passenger and commercial vehicle segments.
• Robert Bosch (Automotive Aftermarket): Bosch is the world's largest automotive supplier with deep diesel fuel injection expertise and a global aftermarket distribution network. Comparable to Interstate-McBee in fuel injection component technology and aftermarket service parts, though Bosch operates at vastly greater scale across both OEM and replacement channels.
• Caterpillar (Cat Reman): Caterpillar's Cat Reman program is the OEM's own remanufactured parts business, returning end-of-life Cat components to like-new condition at lower cost than new parts. Represents both a key customer relationship (IMCB serves Cat engine owners) and a direct competitive threat to Interstate-McBee's independent aftermarket position.
• BorgWarner (Delphi Technologies): Following its acquisition of Delphi Technologies, BorgWarner is a major global supplier of fuel injection systems, engine management components, and powertrain solutions. Overlaps with Interstate-McBee in fuel injection expertise and diesel engine component supply, though BorgWarner serves OEM first-fit production at much greater scale.

Emerging players

• Pure Power Tech: Pure Power Tech is a remanufacturer of diesel fuel injectors, fuel pumps, and turbos for heavy-duty applications including Caterpillar, Cummins, and Detroit Diesel. Directly comparable niche competitor to Interstate-McBee in fuel system component remanufacturing, though smaller in catalog breadth and geographic reach.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UChmuKBCyz4pgXm68UnzRsJQ
• Facebookfacebook.com/interstate-mcbee-llc-133389210099641
• LinkedInlinkedin.com/company/interstate-mcbee-llc
• TikToktiktok.com/@interstatemcbee

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles13 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Interstate-McBee, LLC