6T45 Sonnax Oversized TCC Regulator Valve Kit 144740-16K

Sonnax Oversized TCC Regulator Valve Kit

Genuine Sonnax Oversized TCC Regulator Valve Kit for the GM, Chevrolet, GMC, Cadillac 6T45 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 6T40 / 6T45 units. Sonnax part number 144740-16K.

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 6T45 rebuild or repair.

Shipping & Support

Fast shipping and knowledgeable support on every 6T45 order.

Special Order

This Sonnax part is available by special order. Contact us for current price and availability before ordering.