CONVERSION PARTS
NO RETURNS ON CONVERSION PARTS
For the diesel enthusiast looking to convert a truck with a Cummins diesel engine, we have all of the Cummins diesel conversion parts you need to get the job done. CPP Diesel offers the most comprehensive selection of high-performance diesel parts on the web, all at the lowest prices. As passionate diesel devotees ourselves, we only carry the highest quality parts for our customers.
Quality Parts, Great Service
We strive to provide a one-stop shop for your dream conversion project. We carry quality plumbing kits, clamps, elbows, linkage kits, air intake assemblies, bushing kits, power steering pump pulleys and fittings, heater return connections, oil pans, throttle cables, wiring, and much more. We can get you the parts you need fast, and work hard to ship out orders as soon as we get them. For most orders placed before 2 P.M. EST, we provide same-day shipping.
Order Now
We're sure you'll find what you are looking for in our sizable inventory of Cummins diesel conversion parts. If you have any questions about one of our parts, or if you are having trouble locating a particular part, don't hesitate to give us a call at 724-785-4022. Order the parts for your conversion project today!
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FULL SEND DIESEL FSD-UNTCMNT TRANSMISSION COOLER MOUNTS UNIVERSAL
FULL SEND DIESEL
$0.00Looking to mount a remote transmission cooler on your truck? FSD's universal transmission cooler mounts are exactly what you need. Our mounts are designed to work with almost any remote transmission cooler. Laser cut aluminum ensures you have a very good...$0.00 -
MISHIMOTO MMTC-TF-1575 UNIVERSAL TRANSMISSION FLUID COOLER, 15" X 7.5" X 0.75"
MISHIMOTO
$77.95Keep high fluid temperatures at bay with a Mishimoto Universal Transmission Fluid Cooler! This cooler features a highly efficient 15" x 7.5" x 0.75" tube-and-fin core that promotes dramatic temperature drops. Mishimoto universal fluid coolers are...$77.95 -
MISHIMOTO MMTC-TF-1275 UNIVERSAL TRANSMISSION FLUID COOLER, 12" X 7.5" X 0.75"
MISHIMOTO
$67.95Keep high fluid temperatures at bay with a Mishimoto Universal Transmission Fluid Cooler! This cooler features a highly efficient 12.0" x 7.5" x 0.75" tube-and-fin core that promotes dramatic temperature drops. Mishimoto universal fluid coolers are...$67.95 -
MISHIMOTO MMTC-TF-1212 UNIVERSAL TRANSMISSION FLUID COOLER, 12" X 10" X 0.75"
MISHIMOTO
$88.95Keep high fluid temperatures at bay with a Mishimoto Universal Transmission Fluid Cooler! This cooler features a highly efficient 12" x 10" x 0.75" tube-and-fin core that promotes dramatic temperature drops. Mishimoto universal fluid coolers are...$88.95 -
MISHIMOTO MMAH-U36C UNIVERSAL FLEXIBLE RADIATOR HOSE KIT 36IN
MISHIMOTO
$68.95Mishimoto has developed universal stainless steel flexible radiator hoses perfect for your custom applications. Mishimoto universal flexible radiator hoses offer a strong and stylish replacement to weak factory rubber hoses. Stainless steel hose Ideal...$68.95 -
FLEECE FPE-CTDA-10AN DRAIN TUBE ADAPTER-10AN 1989-2024 CUMMINS 5.9L/6.7L 12V/24V
FLEECE PERFORMANCE
$19.99The Cummins turbo drain tube adapter is made from high quality 6061 aluminum and anodized black for a superior appearance. It fits into the engine block drain tube location just like the factory drain tube and allows you to use high quality -10 AN hose...$19.99 -
FLEECE FPE-78-14-TDA TURBO DRAIN ADAPTER 1989-2018 CUMMINS 5.9L/6.7L 12V/24V
FLEECE PERFORMANCE
$12.95Our Billet aluminum universal turbo drain adapter with integrated O-ring will ensure a leak free installation. Threaded for easy adaptation to a 7/8"-14 O-ring fitting and black anodized. Fitment: Garrett (LLY-LML) IHI (LB7) HX35 (98.5-02...$12.95 -
FLEECE FPE-34131 TURBO DRAIN NIPPLE WITH INTEGRATED O-RING SEAL-7/8IN. HOSE 1989-2018 CUMMINS 5.9L/6.7L 12V/24V
FLEECE PERFORMANCE
$24.99Our universal degree turbo drain nipple with integrated O-ring seal is designed to fit 7/8" ID Hose. Made from billet aluminum and anodized in black. Fitment: Garrett (LLY-LML) IHI (LB7) HX35 (98.5-02 Cummins) HE341 (03-05 Cummins) HE351CW...$24.99 -
CPP DIESEL CUMMINS ALTERNATOR VOLTAGE REGULATOR UNIVERSAL
CPP DIESEL
$79.99Secure superior control over your vehicle’s alternator using the external voltage regulator we offer, designed for seamless compatibility with 89-02 Cummins. This alternator external voltage regulator ensures stable power supply, preventing potential...$79.99 -
CPP DIESEL 3943300 CUMMINS CONVERSION WATER NECK UNIVERSAL
CPP DIESEL
$72.95Boost the efficiency of your 24v Cummins engines with the cpp straight up water neck, an essential upgrade that promises outstanding performance. With this product, enjoy superior heat management and enhanced engine longevity. Made from durable...$72.95 -
CPP DIESEL CUMMINS CONVERSION POWER STEERING FITTING UNIVERSAL
CPP DIESEL
$24.99Upgrade your vehicle with a CPP power steering fitting suitable for Dodge, Ford, and Chevy models. Designed to provide optimal control and enhanced performance, this high-quality 23516100 part is an excellent addition to your vehicle's steering mechanism...$24.99