1965-1987 GM TH400, TH375 & TH475 Automatic Transmissions. Heat Protection These are available with 100

These are available with 100 micron filters for pre-fuel-pump installation or 30 micron filters for post-fuel-pump installation

these systems include all necessary parts and hardware for easy installation you can do at home

Stage 3 - Competition use Only

Genuine Simpson replacement clear visor designed for Devil Ray racing helmets

1965-1987 GM TH400, TH375 & TH475 Automatic Transmissions. Heat Protection These are available with 100The 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