1965-1987 GM TH400, TH375 & TH475 Automatic Transmissions. CHEVROLET/GMC/FORD Trucks equipped with overload springs

Trucks equipped with overload springs will only have the capacity of a non-overload equipped truck

Part Number: FPE-CTDA-78HS

Our in-house testing results showed an increase of 1 quart capacity

Mounting your Titanium Series System takes only minutes and all brackets are made from machined steel for superior support and strength

15mm longer exhaust studs + spacers

1965-1987 GM TH400, TH375 & TH475 Automatic Transmissions. CHEVROLET/GMC/FORD Trucks equipped with overload springsThe B&M Shift Improver kits feature two options to recalibrating your 1965 1987 GM TH400, TH375 and TH475 automatic transmissions. First is the HEAVY DUTY set up, giving you firm positive shifts without loss of driver comfort for improved performance in all street vehicles. This is a great option for performance street driving or towing. The second is our STREET STRIP set up. Be warned, this will deliver firm positive shifts you will feel, along with