1982-1984 C3-C4 In-Line Fuel Filter 25055066
1982–1984 C3-C4 In-Line Fuel Filter – Direct Replacement Upgrade
Protect your fuel system with this 1982–1984 Corvette In-Line Fuel Filter, engineered to trap harmful contaminants before they reach your injectors. Over time, fuel can carry debris such as rust, scale, and moisture—all of which can clog your system and reduce performance. Replacing your filter regularly is a key part of preventive maintenance.
This direct replacement in-line filter installs beneath the passenger side door inside the frame rail. With a simple hose barb connection on both ends, it offers quick installation without modifications. Keep your Corvette’s fuel delivery clean and reliable with this OE-style filter solution.
Because Details Matter
• Fits 1982 C3 and 1984 C4 Corvettes
• Direct replacement for factory in-line fuel filter
• Located inside passenger-side frame rail
• 0.375" hose barb inlet and outlet
• Filters particles as small as 13 microns
• Natural finish steel canister
• Overall length: 5.546"
• Outside diameter: 2.160"
• No modifications required
UNDER THE STRAW HAT – Restorer’s Insight
This fuel filter's frame rail location on 1982 and 1984 Corvettes is easily missed—especially by newer techs unfamiliar with C3/C4 platform carryovers. Replacing it ensures consistent pressure, smoother idle, and fewer injector issues—especially important on early Cross-Fire Injection and TBI systems.
From preventive maintenance to OE-style restoration, our engine system solutions are built to support performance and authenticity with Corvette-level precision.
Learn more from the following Mid America Motorworks Knowledge Library article:
Corvette How to Determine the Signs of a Bad Fuel Filter
Also known under these part numbers: (For reference only)