TH400 Transmission Filter Extension. TH400 Deep Pan Filter Pickup Tube. Derale #14002. For use with GM TH400 Deep pans, this filter pickup tube allows proper pickup depth for applications where a deep pan is replacing a stock depth TH400 transmission pan.
- Extends filter for use on deep transmission pans
- *Required when changing from standard turbo 400 pan to deep turbo 400 pan
- Fits GM Turbo 400 deep pan