Improve your LB7 or LLY's reliability by utilizing our in-house designed and tested kit coupled with our established transmission tuning. We calibrate firmness and timing of shifts, so you’ll be guaranteed to feel the smoothness and better shift quality missing on the 5 speed Allison. If you’re like..
DHD Built Performance Allison Transmission Valve BodyDHD's Turbo Tony valve body is assembled in house with the best parts in the industry. DHD's 17 years of experience building transmissions has really allowed them to hone in on exactly what products and services make the best performing Allison tr..
NEW Design, Steel DIN construction, Does not accept GM compartmental parts or OE switches. DHD 115-510 Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup contro..
DHD 115-510U Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with different aftermarket kits ..
Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LB7 or LLY truck! It includes all of the necessary fittings whether your truck is running a stock radiator or S..
Replacement Transmission Cooler Line (short line) for the Fleece Performance Allison Transmission Cooler Line Kit (FPE-TL-LB7-LLY). For use on model year 2001-2005 LB7-LLY trucks.
APPLICATION NOTES
This is a single replacement line only. It does not include any fittings or additional compo..
DHD 100-175 GM Allison Transfer Case Support Brace 2001-2007 Classic Body
This support can keep your Allison four wheel drive housing from cracking in the event of a driveline vibration (bad u-joint, dented or bent driveshaft) or on high horsepower pickups. This brace is our super heavy duty vers..
This 261/263XHD transfer case rebuild kit is perfect for those whom want to tackle the job themselves. Aside from the hard parts, this kit includes everything you need to service your case. DHD's kit includes all the seals and bearings needed to rebuild your NP261XHD or NP263XHD.Kit Includes:FRONT O..
Whether you are finishing off your Allison transmission rebuild or having to replace your factory rear adapter housing, this direct replacement adapter housing kit can help get the job done. Manufactured to OEM specs for a factory-like fit, this Allison 1000 Rear Adapter Housing is going to allow yo..
For over 3 years DHD's TORQ series fasteners have been setting the benchmark for quality, performance and value. Don't be fooled by inferior late arrivals to the fastener market.
Replace your OE flexplate / flywheel bolts with these 8740 chromoly fasteners from DHD. Our bolts work perfect with St..
Replacement Transmission Cooler Line (longest length line) for the Fleece Performance Allison Transmission Cooler Line Kits FPE-TL-LB7-LLY and FPE-TL-LBZ-LMM. For use on model year 2001-2010 LB7, LLY, LBZ, and LMM trucks.
APPLICATION NOTES
This is a single replacement line only. It does no..
Replacement Transmission Cooler Line (medium length line) for the Fleece Performance Allison Transmission Cooler Line Kits FPE-TL-LB7-LLY and FPE-TL-LBZ-LMM. For use on model year 2001-2010 LB7, LLY, LBZ, and LMM trucks.
APPLICATION NOTES
This is a single replacement line only. It does not..
Our GM AS100 Single Disc Stock Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2-Year Warranty with it, the AS1000 is rated up to 450hp with Torrington bearings, clutch, and billet cover. This is a great converter to use with towing!Features:Stock StallTorrington BearingsBillet Cover..
DmaxStore Complete Stage 3 Transmission
Fits 2001-2016 Chevy/GMC 2500/3500 HD 4x4
HP Rating: 550 HP
*2 Year Unlimited Mileage Warranty*
*Built to order, normally 2-3 week lead time, please call for most up to date lead time*
Outbound Shipping cost is included TO THE LOWER..
DmaxStore Complete Stage 4 Transmission
Fits 2001-2016 Chevy/GMC 2500/3500 HD 4x4
HP Rating: 800 HP
*2 Year Unlimited Mileage Warranty*
*Built to order, normally 2-3 week lead time, please call for most up to date lead time*
Outbound Shipping cost is included TO THE ..
DmaxStore Complete Stage 5 Transmission
Fits 2001-2016 Chevy/GMC 2500/3500 HD
HP Rating: 1000 HP
*2 Year Unlimited Mileage Warranty*
*Built to order, normally 2-3 week lead time, please call for most up to date lead time*
Outbound Shipping cost is included TO THE LOW..
Allison Quad Disc Torque Converter 1500 Stall 2001-16 GM 6.6L Duramax with Allison. Diesel Performance Converters is a torque converter production shop. All of our converters are built on site and to the specific needs and applications of each customer.We have several converters in high horse power ..
Our GM 3B Triple Disc 2400 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the 3B has 66 percent more clutch area than a factory, or 139 total square inches of clutch area.This converter comes with a Billet apply piston, Billet Stator, Billet Front Cover, T..
Our GM A3B17 Triple Disc 2600 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the A3B17 has 66 percent more clutch area than a factory, or 139 total square inches of clutch area.This converter comes with a Billet apply piston, Billet Stator, Billet Front Co..
Our GM A3B19 Triple Disc 3000 Stall Converter is designed for 2001-16 6.6L Duramax. Packing a Lifetime Warranty with it, the A3B19 has 66 percent more clutch area than a factory, or 139 total square inches of clutch area.This converter comes with a Billet apply piston, Billet Stator, Billet Front Co..
Our GM AS1150 Single Disc Low Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2-Year Warranty with it, the AS1150 is rated up to 450hp with Torrington bearings, clutch, and billet cover. This is a great converter to use with towing!Features:Low StallBillet CoverTorrington BearingsUp ..
Our GM 3150 Triple Disc Low Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2 Year Warranty with it, the 3150 has 66 percent more clutch area than a factory, or 139 total square inches of clutch area.
This converter comes with Billet Front Cover, Torrington bearings, and Furnace B..
DPC GM AS1000 Single Disc Stock Stall Converter is designed for 2001-16 6.6L Duramax. Packing a 2-Year Warranty with it, the AS1000 is rated up to 450hp with Torrington bearings, clutch, and billet cover. This is a great converter to use with towing!FEATURES:Stock StallTorrington BearingsBillet Cove..
Replace your cracked or damaged OE flex plate with this heavy duty option from DHD. These units are nearly twice as thick as OE and are engineered to handle up to 1500lb-ft or torque. DHD's heavy duty flex plates are a must for customers with aftermarket torque converters and built transmissions! A ..
Filter
lock is designed to be used with Allison brand deep pans. A filter lock is not
needed on most cast pans, example PPE, Mag-Hytec, and filter lock may interfere
with cast pan installation.
Redesigned to fit both the old (29537966) and new (29542824) style Allison deep pan
filter.&n..
The Best Bang for Your BUCK!
This All-In-One kit is perfect for any Duramax owner that wants to add cooling capacity and longevity to there Allison 1000. This kit will add approximately 3 qts of fluid capacity and eliminate the risk of filter fallout or cavitation. When the hard works done, slip ..
DmaxStore Deep Transmission Filter LockFits 2001-2019 Chevy/GMC 2500/3500 HD With Allison 1000 and Deep Sump Pan FilterPart# DMAX-474DmaxStore's Allison filter lock will reduce cavitation due to lack of seal at the filter and also will hold the filter securely in place when installed. Note:&nbs..
These Torque Converters are built in the USA with the highest grade components and come with a Lifetime Non-Transferable Warranty for defects in material and workmanship under normal and proper use. They are designed to improve acceleration, pulling power, and efficiency of your vehicle to..
These Torque Converters are built in the USA with the highest grade components and come with a Lifetime Non-Transferable Warranty for defects in material and workmanship under normal and proper use. They are designed to improve acceleration, pulling power, and efficiency of your vehicle to..
Backordered til Mid July **Updated on 06/26/2024**
Replace your damaged starter ring gear with this new replacement from DHD. Sweating a new ring gear onto your current flywheel will eliminate the need to rebalance your rotating assembly. Its highly recommended that you replace your f..
Fits: 2003-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM (Allison 1000)
With this RevMax A1000-913 A1000 High Pressure Regulator Spring and Shim Kit, you are guaranteed getting a high-quality transmission component. These RevMax components go through deep inspections to make sure they meet their high stan..
Max-Flow SubZero Allison Transmission CoolerFits 2006-2010 Chevy/GMC 2500HD/3500HDPart# MAX-TC-0610ZEROThe DmaxStore SubZero High Flow Allison Transmission Cooler is purpose built to keep your stock or built transmission running cooler than ever before, with 483% larger oil capacity than t..
Max-Flow Arctic Allison Transmission CoolerFits 2006-2010 Chevy/GMC 2500HD/3500HD Part# MAX-TC-0610The DmaxStore Arctic High Flow Allison Transmission Cooler is purpose built to keep your stock or built transmission running cooler than before, with 15% larger surface area than the stock co..
Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LBZ or LMM truck! It includes all of the necessary fittings whether your truck is running a stock radiator or S..
Replacement Transmission Cooler Line (short line) for the Fleece Performance Allison Transmission Cooler Line Kit FPE-TL-LBZ-LMM. For use on model year 2006-2010 LBZ and LMM trucks.
APPLICATION NOTES
This is a single replacement line only. It does not include any fittings or additional com..
DHD Built Performance Allison Transmission Valve Body
DHD's Turbo Tony valve body is assembled in house with the best parts in the industry. DHD's 17 years of experience building transmissions has really allowed them to hone in on exactly what products and services make the best performing Alliso..
Fits: 2006-2019 GM 6.6L Duramax LBZ/LMM/LML/L5PPutting this Allison 29541898 F-TCC Solenoid in your transmission is the perfect replacement component. This component is comparable to the factory specifications and is made from the highest quality materials. This part comes with a stock fit and ..