Superior Shift Correction Kit 4L80E

Superior Shift Correction Kit 4L80E

Premium quality replacement part for the 4L80E automatic transmission. Engineered for reliable performance in demanding applications. This component meets or exceeds OEM specifications and is designed for professional installation. Core Transmission Supply stocks only trusted brands and thoroughly inspected components to ensure your rebuild goes smoothly.

• Corrects common shift quality complaints
• Fits 1991-2013 GM Silverado/Sierra 2500/3500, Express/Savana, Suburban, Hummer H1/H2
• Complete instructions included
• Professional installation recommended
• Improves shift firmness and timing

Professional installation recommended. Contact us for technical questions about fitment and compatibility.