Company Category: Exhaust Systems, Emissions Controls

ImportAlliance

mportAlliance is a grassroots style: cruise-in, meet, social gathering, show-n-shine, earning opportunity, teaching opportunity, marketing opportunity, motorsports event. ImportAlliance is everything that you love about import cars. It is not a lifestyle event. It is how people who enjoy import cars get together and have fun while learning things to make their cars better. We are for the people.

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Huth Ben Pearson International

Huth Ben Pearson International located in Hartford, WI is a leading US manufacturer of tube and pipe bending machines used in the automotive exhaust replacement and custom exhaust service field as well as other types of bending used in fabrication shops and manufacturing operations for bending round, square or rectangular tubes. We also manufacture tube and pipe portable end forming machines for expanding tube ends to create slip fits, swaging, flaring ends and reducing ends of tube and pipe applications for fabrication shops. We offer custom bending dies and specialized tooling for metal fabricators, square bending tooling and seamless stainless and aluminum collectors.

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HushMat & ZyCoat

HushMat sound deadening and thermal insulation materials designed to reduce noise over 50% and reduce heat over 70%. HushMat has over 375,000 Year, Make & Model kits packaged to insulate 100% of your vehicles for noise & heat! HushMat is designed to reduce both noise and heat in cars, trucks, boats, hot rods, street rods, RV’s, vans, buses, and heavy duty / semi trucks. ZyCoat high temperature and surface protection coating technology for internal combustion engine technology, wheels, paint, and metal surfaces. ZyCoat technology is used extensively in the automotive, truck, RV, overlanding, off-road, performance, hot rod, motorcycle and powersports industries. To learn more visit https://ZyCoat.com

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HP Tuners

HP Tuners provides industry-leading diagnostic, calibration, data acquisition, and standalone engine management solutions for a wide range of vehicles and applications. Through its flagship software suite, VCM Suite, comprehensive scanning, data logging, and tuning capabilities are made available to both enthusiasts and professional calibrators. The suite includes VCM Editor and VCM Scanner, used globally to adjust engine and transmission parameters, monitor real-time performance data, and read diagnostic trouble codes. When paired with the MPVI3 interface, VCM Suite supports thousands of vehicles across brands such as General Motors, Ford, Dodge, Jeep, RAM, Toyota, Nissan, Mercedes-Benz, Volkswagen, Audi, Polaris, Can-Am, Sea-Doo, Indian Motorcycle, CFMOTO, and others. Remote tuning is supported through the RTD interface and Tune Delivery Network (TDN), which streamline the file exchange process between tuners and customers. Standalone engine management is delivered through CORE ECU, HP Tuners’ fully programmable ECU designed for motorsports and custom builds. Paired with VCM Live software, real-time calibration, data logging, and engine management are enabled without the need for an OEM controller. Modular hardware options and a flexible tuning environment allow CORE ECU to be configured for a wide range of racing and conversion projects. For performance analysis and video overlay, companion applications RaceRender and TrackAddict are available on PC, iOS, and Android platforms. These tools are widely used in road racing, drag racing, autocross, and other data-driven motorsports. Access to encrypted controllers is made possible through HP Tuners’ ECM, PCM, and TCM upgrade services, supporting modern platforms such as GM’s Global B, Dodge’s GPEC5; Ford MG1, and MG1/ME17 controllers commonly found in powersports and European applications. Designed to support a full range of users—from professional tuning shops to weekend racers—HP Tuners’ ecosystem enables diagnostics, calibration, and complete vehicle control across traditional and motorsports platforms. More information can be found at hptuners.com.

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Hondata Inc.

Hondata provides engine management for Honda and Acura Motor vehicles from 92-current model Hondas. Products include Traction Control, Coil Pack Retrofit for distributors, and Mobile Apps for communication between your ECU and mobile device.

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Holley Performance Brands

Holley Performance Brands is an industry leader in the design, manufacturing and marketing of high-performance products. Holley’s large portfolio of iconic brands caters to enthusiasts in four consumer vertical groupings, including Domestic Muscle, Modern Truck & Off-Road, Euro & Import, and Safety & Racing.

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HKS

HKS Co., Ltd. is driven by the belief that driving should be a pleasure. Since 1973, the company has been manufacturing high-performance tuning parts and closely follows the evolution of the automotive industry to deliver optimal performance and maximize the joy of driving. HKS continues to look ahead, embracing innovation and new challenges to stay at the forefront of automotive technology. HKS USA was established to support enthusiasts in North America, bringing the brand’s passion and engineering excellence to a wider audience.

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Hentury Group

Hentury is T1 OEM Supplier of Ford Motor Company with the OEM Supplier Code of HQPKA. Hentury is one of the major builders of Ford Official Accessories. In the meantime, Hentury working with inc500 company in the United States to build full aftermarket products line under the brand MPconcepts.

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Hemmings

We are a digital and print Marketplace for anything Collector Cars related. Our marketplace offers 30,000 vehicles for sale and our magazine offers helpful collector car information from new and used parts for sale, DIY tech, buyers guides and industry information helpful to buying and selling.

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Hedman Performance Group

World Famous Hedman Hedders and Hedman Husler Racing Hedders, Trans-Dapt Performance Accessories, and Hamburgers Performance Products.

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