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Curious about what customers are saying about our fuel cap replacements? Read our testimonials to see real feedback from satisfied truck owners! Plus, explore our high-quality products designed for Kenworth, Peterbilt, International, and more. Shop now for reliable, leak-proof solutions!

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  • Home
  • Products
    • Leak Defender®
      • Freightliner
      • International
      • Kenworth
      • Mack
      • Peterbilt
      • Volvo
      • Western Star
    • Leak Defender® + Anti-Siphon
      • Freightliner
      • International
      • Kenworth
      • Mack
      • Peterbilt
      • Western Star
    • Anti-Siphon
      • Freightliner
      • International
      • Kenworth
      • Mack
      • Peterbilt
      • Western Star
    • Replacement Parts
      • Leak Defender® Fuel Cap
      • O-Ring for Fuel Cap
      • O-Ring for Collar
    • Refurbished Parts
      • Refurbished Fuel Cap
      • Refurbished Leak Defender® for Macks 3.5″
      • Refurbished Leak Defender® for Internationals
      • Refurbished Leak Defender® for Peterbilts
    • Accessories
      • Zephyr Products
    • Gift Card
      • Digital Gift Card
  • How It Works
  • Reviews
  • FAQs
  • Wholesale
  • Locations
  • Contact Us
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