4T65E Sonnax Boost Valve Kit 84754-30K

Sonnax Boost Valve Kit

Genuine Sonnax Boost Valve Kit for the GM, Chevrolet, GMC, Cadillac 4T65E automatic transmission. Sonnax parts are the aftermarket standard for transmission repair and performance, engineered to correct common failure points and add durability beyond the original design.

Fitment

Fits 4T65E units. Sonnax part number 84754-30K.

Why Sonnax

Trusted by professional builders and performance shops, Sonnax components are made in the USA to exacting tolerances. This is a direct-fit upgrade for a 4T65E rebuild or repair.

Shipping & Support

Fast shipping and knowledgeable support on every 4T65E order.