Featured Products

ALLISON SK

Fits 2001-2004 5 Speed Allison 1000-2400 series. Duramax Diesel Chevrolet, GMC Diesel/Gas Trucks Heavy Duty, Street, Show & Competition

$255.47

Includes our exclusive Smart Trim/Clutch Control valve assemblies and items to modify the C2 clutch piston for increased capacity and more durability.

The C2 clutch is the weak link in the early 5 Speed Allison

 

Addresses goes to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; smart clutch control valves for increased durability; SHORT-CRISP-SMOOTH-upshifts and kickdowns.

 

Handles 500 Street Horsepower.

SK ALLISON JR

Fits 2005-2010 6 Speed Allison 1000-2400 series. Duramax Diesel Chevrolet, GMC Diesel/Gas Trucks Heavy Duty, Street, Show & Competition.

$74.99

Includes our exclusive smart Trim/Clutch Control valve assemblies for increased durability

 

Addresses Going to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; SHORT-CRISP-SMOOTH-upshifts and kickdowns.

 

Handles 500 Street Horsepower.