GM Chevrolet GMC 4L80E 4L85E line pressure booster kit by SONNAX
1991-up GM 4L80E/4L85E automatic transmission
Line Pressure Boost kit by SONNAX
Direct fit and professional grade quality
INCREASES TORQUE CAPACITY
We stock a full line of GM 4L80E/4L85E parts.
Please contact us @ 210-858-8557 Mon-Fri 10am/5pm with questions prior to purchasing.
Free shipping anywhere in the US with purchase.