Automotive Replacement Parts

KOI knows the importance of reliability when it comes to both auto parts and our service. We offer only the highest quality name brand OE, Aftermarket, and Import parts. With over 350,000 unique part numbers, KOI will have what you need the first time, even for those hard to find parts. We have parts for every make and model, foreign and domestic including:

KOI’s unique parts advantage is its availability to all the major “OE”- original equipment brands. Being the exclusive distributor of many of these brands allows KOI access to special and really late model parts that typically may only be available for warranty. We have all the late model OE parts first when you need them! OE Parts from brands like ACDelco, Motorcraft, Bosch, Denso, and more.

Besides availability of OE parts, KOI offers all the reliable name brand aftermarket replacement auto parts that you have come to know and trust, including Dorman, Denso, Standard, BCA, Delphi, MPA, AP Exhaust, Dayco, and tons more.

KOI Import stocks thousands of the import parts and chemicals you need. Including names like Bosch, Denso, Idemitsu and tons more. KOI Import’s experienced staff is dedicated to answering all your questions & bringing great service & reliable import parts to you.

Chemicals, Supplies, and Accessories

Keep you car running smoothly! KOI stocks quality name brand chemicals and fluids from Valvoline, Castrol, Pennzoil, Bar's Leaks, Gunk, Permatex, WD-40, PB B'laster, Lucas Oil, Peak, Penray, Prestone, Duragloss, Meguiar's, CRC, Gojo & more and include:

Keep your DIY garage and professional shop up and running with everyday supplies:

Collision Parts

Did you know KOI has an ever growing comprehensive list of collision replacement parts. We sell high quality, tested replacement parts from reliable companies like TYC, Kool-Vue, and Dorman. Many parts are OE comparable, direct fit and safety compliant! Reliable collision parts at a competitive price...now you know!

Fleet and Heavy Duty Parts

KOI has all your heavy duty parts needs with unmatched access to a wide range of high quality, brand name, heavy duty parts and expertise. Think KOI first for all your heavy duty, fleet, bus, farm equipment and commercial vehicle needs!

Body Shop, Refinish Supply and Industrial Coatings

Our KOI Refinishing Supply offers you two of the most world wide recognized brands of automotive color - Axalta Performance Coatings and PPG Automotive Finishes. Not to mention our full line of 3M products. KOI also stocks a full line of waterborne refinish supplies. Let us help you transition to waterborne to lower VOC emissions, improve air quality, and meet federal regulations.

Coupled with the national brand support, KOI has a full time local staff of service professionals to keep your Collision business running at peak performance and profitability.

KOI automotive refinish supply also has the most comprehensive line of paint refinish products in the region making KOI the total body shop package...why go anywhere else?

Tractor, Mower, ATV & Powersport, & Marine Parts

Access to full lines of Riley tractor parts, Briggs & Stratton small engine parts, N2 ATV parts, as well as other powersport vehicle parts and marine and boat parts for all your needs.

Equipment & Tool Sales and Service

KOI Equipment and Tool is your one stop shop for sales and service. We sell new, repaired, used, and demo tools & equipment with warranties at unbeatable prices as well as a slew of field service offerings.

KOI has all the tools and equipment you need. We have full lines of tools, equipment, and accessories in A/C, Air Tools, Lifting Equipment, Paint & Body, Welding, Electrical, Fleet & Heavy Duty and more. Parts & supplies in stock too for Air Compressors, Air Tools, Alignment Equipment, Balancers and Chargers, Brakes Lathes and more!

Is you Equipment or Tool in need of repair? Don't worry, KOI is your source for all hydraulic and air tool repair, including the Authorized Warranty Center for many national brands. We also sell reconditioned used, demo, and closeout tools and equipment. All tools are rebuilt or reconditioned with 90 day warranties.

Did you know we can also do on site repairs and installation for you on Rotary, Hunter, and Ingersoll-Rand lines! KOI has American Lift Inspection (ALI) Certified Field Service Technicians for all types of field service, including ALI written, certified lift inspections, preventative maintenance agreements, and standard in-warranty and out-of-warranty general repairs. KOI is an exclusive Rotary ServALL distributor!

Field Service Repair & Installation On:

Mobile Services and More

KOI offers a myriad of services include mobile services, critical parts delivery, and more. We're able to satisfy all your needs!

Part delivery is not the only thing we have on wheels. Our mobile services offer our professional customers complete service brought straight to you! Functioning as fully equipped mobile stores, these services will save you plenty of time, money, and energy. Leave the work and travel to us. This way you can get back to helping your customers!

The KOI Battery Truck is stocked with complete lines of batteries by ACDelco, Motorcraft, & Federated. We have battery trucks servicing Cincinnati and Northern Kentucky. The KOI Detail Truck represents the KOI Refinishing Division’s continuing commitment to total customer satisfaction by providing ultra premium detailing and automotive reconditioning supplies to greater Cincinnati area new and used car dealers, auto body shops, detail shops as well as various fleet operations.

We are constantly moving! Parts from our warehouse to our stores and from our stores to your business! Our normal parts delivery service assures that you will receive the part you need in an efficient and timely manner!

In a crunch? Don’t worry, KOI has your back. KOI’s Critical Parts Delivery Service, available for our professional customers, aims to increase your access to our huge network of parts for same day special parts needs! Any part, any time, anywhere in greater Cincinnati in two hours or less!