HEMI Performance Transmissions

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10" HP Series 8HP70 Torque Converter by Circle D Specialties
There could be a 2-3 week lead time for this product!The HP series 10" 8HP70 converter is based on the factory core with some...read more
$1,399.00
11" HP Series 545/65RFE Torque Converter by Circle D Specialties
There could be a 2-3 week lead time for this product!Awesome converter for your 5 and 6 speed Ram truck! Based on the factory core with...read more
$699.00
11" HP Series NAG1 Torque Converter by Circle D Specialties
There could be a 2-3 week lead time for this product!The HP series 11" Nag converter is based on the factory core with some adjustments...read more
$699.00
1320 HP70 Performance Torque Converter by MOPAR
MOPAR's 1320 performance torque converter featuring a 2350 stall speed with a 18 percent increased torque multiplication. 
$899.00
160 Degree Thermostat Kit for HP8 Transmission Series by MMX
With the ever increasing power of the Dodge/Jeep platforms whatever can be done to extend the life of the HP8 transmissions becomes a...read more
Sale: $439.95
180 Degree Thermostat Kit for HP8 Transmission Series by MMX
With the ever increasing power of the Dodge/Jeep platforms whatever can be done to extend the life of the HP8 transmissions becomes a...read more
Sale: $419.95
4x Four-Speed™ Transmission for Chrysler Gen III Hemi, Electronic 4L80E-Based
TCI® 4x Four-Speed™ Auto Transmissions enable the use of a 4L80E transmission with non-GM applications.This 4L80E-based...read more
$4,049.99
HEMI Flexplate SFI by ATI
ATI Superplates are neutral balanced for use in internally balanced engines and exceed SFI 29.1 & 29.2 ratings!ATI Flexplates are...read more
$219.95
HEMI NAG1 Conqueror Series Transmission by Paramount Performance
If your HEMI powered hotrod is pushing between 700 & 1000 FT-Lbs at the crankshaft then this is the transmission for you. Paramount...read more
$4,849.00
HEMI NAG1 Super Pro Series Transmission by Paramount Performance
If your HEMI powered hotrod is pushing between 1000 & 1350 FT-Lbs torque at the crankshaft then this is the transmission for you....read more
$6,249.00
HEMI NAG1 Transmission - High Torque Series Stage 1 by Paramount Performance
If your HEMI powered hotrod is pushing 550 ft lbs of torque or less at the crankshaft then this is the transmission for you. Paramount...read more
$2,949.00
HP70 A8 Performance Transmission Upgrade by Paramount Performance
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer this performance upgraded Chrysler HP70 A8 transmission produced by...read more
$5,599.00
HP70 A8 Performance Transmission Upgrade for the Jeep SRT8 by Paramount Performance
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer this performance upgraded Chrysler HP70 A8 transmission produced by...read more
$5,599.00
HP90 A8 Hellcat Performance Transmission Upgrade by Paramount Performance
Modern Muscle Performance / ModernMuscleXtreme.com is proud to offer this performance upgraded Chrysler HP90 A8 Hellcat transmission...read more
$6,449.00
Jeep SRT8 High Torque Transfer Case by Paramount Performance
*MUST SHIP TO A COMMERCIAL ADDRESS*This Jeep SRT8 Transfer Case by Paramount Performance has proven itself over and over again to...read more
$2,650.00
Kooler KLeen Transmission Line Cleaner and Flush by Doctor Tranny
In an effort to promote regular maintenance for your NAG1 / 722.6 transmission, Modern Muscle Xtreme is proud to offer KOOLER KLEEN....read more
$19.99
NAG1 Conqueror to NAG1 Superpro Upgrade by Paramount Performance
Do you have a Paramount Performance Conqueror NAG1 tranmission with some serious hours put on it? Maybe your Conqueror transmission is...read more
$3,850.00
NAG1 Torque Converter Dominator Series by Paramount Performance
Custom built to match your hotrod's modifications! Supercharged, turbo, twin turbo, NA, NA stroker, 440, nitrous etc., ALL take...read more
$879.99
NAG1 Transmission Cooler by Derale
These Derale Cooling Products Hyper-Cool remote fluid coolers with fan kit provides the largest temperature drop of any fan-mounted...read more
$279.95
NAG1 Transmission Shifter by Holley
The new Stealth Magnum Grip™ Pro-Stick™ shifter is a console shifter designed for use in swap applications using a NAG1...read more
$314.95
Paramount Dominator 8 Speed Series Torque Converter
Paramount Performance has developed a quality high-stall converter to further enhance your performance modifications on the new 8 speed...read more
$1,395.00
Performance NAG1 Valve Body - Stage 2 Modified by Paramount Performance
The Paramount Performance Stage II Valve Body was designed by using a fully operational, test NAG1 that monitored all clutch pressures,...read more
$850.00
StreetFighter® Converter, GM, 1991-06 4L80E, Lock-Up, Billet/forged steel front, Multi-Clutch Lock-Up
StreetFighter® Converter, GM, 1991-06 4L80E, Lock-Up, Billet/forged steel front, Multi-Clutch Lock-UpDesigned with the...read more
$1,979.52
TCI Outlaw Shifter with Cover 3-Speed Transmissions
TCI's Outlaw shifters not only ensure that you will find the right gear when you need it, but they deliver great looks as well....read more
$374.58
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