Stellar Automotive Group FMX Medium Case Transmission Filter fits Ford 55-67

Stellar Automotive Group FMX (Medium Case) Transmission Filter – Compatible for Ford 1955-1967

Bring your classic Ford 3-speed automatic back to smooth operation with this high-flow internal transmission filter from Stellar Automotive Group.

This direct-replacement filter is designed for the medium-case FMX used in many 1955-1967 Ford, Lincoln, and Mercury models. Its extended surface area supports superior fluid circulation, reducing heat and preventing common delayed shifts, harsh engagement, and premature wear on the valve body and clutch packs. Regular replacement keeps your vintage ride performing like it did on day one.

Perfect fit for popular 1955-1967 models including:

• Ford Thunderbird, Fairlane, Galaxie, Mustang
• Mercury Comet, Monterey, Park Lane
• Lincoln Continental (early FMX applications)

Common symptoms this filter resolves:

• Delayed or harsh shifting
• Slipping or flare between gears
• Transmission whine or overheating
• Dark or burnt fluid on dipstick

Easy service – drop the pan, replace filter, refill. Pan gasket NOT included (reuse original or purchase compatible filter kit).

Note: All parts are distributed, not designed or manufactured, by Stellar Automotive Group.

Add this essential FMX (medium case) filter to your cart today and keep your classic Ford cruising smooth!