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 -
FULL SEND DIESEL FSD-AADUN-MS ADD-A-DRAIN MICRO SUMP UNIVERSAL
FULL SEND DIESEL
$142.99Need to add another oil drain to your engine? FSD's Micro sump kit is exactly what you need to easily add another drain port to your engine. Simply drill a 1 inch Hole, insert the retainer using a zip tie or flexible wire, thread the bolt in and snug it...$142.99 -
MISHIMOTO MMTC-U UNIVERSAL TRANSMISSION COOLER AND POWER STEERING COOLER
MISHIMOTO
$100.95The Mishimoto Universal Transmission Cooler and Power Steering Cooler Kit is used to cool automatic transmissions and power steering units. Some Mishimoto radiators are available only for manual transmission applications. By using the universal...$100.95 -
MISHIMOTO MMTC-TF-2075 UNIVERSAL TRANSMISSION FLUID COOLER, 20" X 7.5" X 0.75"
MISHIMOTO
$94.95Keep high fluid temperatures at bay with a Mishimoto Universal Transmission Fluid Cooler! This cooler features a highly efficient 20" x 7.5" x 0.75" tube-and-fin core that promotes dramatic temperature drops. Mishimoto universal fluid coolers are...$94.95 -
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 -
AUTOMETER 9112 RPM SIGNAL ADAPTER FOR DIESEL ENGINES
AUTOMETER
$141.70RPM SIGNAL ADAPTER FOR DIESEL ENGINES Universal Tachometer Signal Adapter (9112) by Auto Meter®. This compact and easy to install module will allow you to easily adapt Auto Meter tachometers and shift lights and many other aftermarket RPM-based...$141.70 -
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-CTDT-KIT DRAIN TUBE KIT-S300/S400-2G SWAP 2003-2018 CUMMINS 5.9L/6.7L 24V
FLEECE PERFORMANCE
$99.95Put the finishing touches on your truck with this high quality Turbo Drain Tube Kit. The tube is braided stainless steel for durability on the exterior, and reinforced rubber tubing for flow and maximum flexibility. The kit contains everything you...$99.95 -
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 FUMMINS CONVERSION A/C ADAPTER (DODGE COMPRESSOR TO FORD A/C LINES) FUMMINS CONVERSION
CPP DIESEL
$149.95***NO CANCELLATIONS OR RETURNS ON THIS CONVERSION PART*** Simplify your Cummins engine swaps from 1976-2010 by connecting a Dodge Cummins A/C compressor to Ford A/C lines with our custom conversion A/C adapter. It offers a direct fit solution for your...$149.95 -
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 FUMMINS CONVERSION THROTTLE CABLE 1994-1998 CUMMINS 5.9L 12V
CPP DIESEL
$99.95Elevate the performance of your '94-'98 Cummins 12v engine with our CPP throttle cable, specifically designed for Ford trucks. For those hunting for the 1995 Dodge Cummins throttle cable or the 1995 Dodge Ram Cummins throttle cable, you’ll be...$99.95 -
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