MAHLE GS34039 Fuel Injector O-Ring Kit – 24-Piece Fluoroelastomer Diesel Injector Seal Set

The MAHLE GS34039 Fuel Injector O-Ring Kit is a comprehensive 24-piece injector seal kit engineered for diesel common-rail fuel systems. Manufactured from high-temperature fluoroelastomer material, these seals are built to withstand the extreme heat, pressure, and chemical exposure that diesel fuel systems demand.

Key Features:

• 24-piece complete kit – includes everything needed for a full injector service
• 16 fuel injector body O-rings – precision-shaped for a secure, snug fit on each injector
• Fuel injector crush washers – essential for proper seating and leak prevention
• Return port O-rings – seals the injector return circuit to prevent fuel spillage
• Fluoroelastomer construction – superior resistance to extreme temperatures and diesel fuel chemicals
• OE-equivalent specifications – meets or exceeds original equipment standards
• Precision-formed seals compress evenly for a reliable, leak-free barrier
• Packaged in a shrink-wrapped tray for part verification before opening

Built to OE standards, the GS34039 ensures a tight seal where the injector interfaces with the fuel rail and cylinder head, maintaining consistent fuel delivery and clean combustion. The direct-fit design installs to factory mounting locations with no modification required, making it suitable for professional technicians and experienced DIYers alike.

MAHLE Original® gaskets and sealing products are trusted by OEM manufacturers and professional technicians worldwide. MAHLE operates 135 factories globally, supported by over 5,000 engineers, and their components are found in one out of every two vehicles produced globally.